{"title":"Goodman GLZS4 Heat Pump Systems","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman GLZS4\u003c\/strong\u003e is Goodman's standard single-stage R-32 heat pump, paired here with an AHRI-matched \u003cstrong\u003eAMST multi-position air handler\u003c\/strong\u003e (9-speed ECM blower, factory TXV). Systems are rated about 14.5–15.2 SEER2 and come in every size from 1.5 to 5 ton.\u003c\/p\u003e\u003cp\u003eIt's the best-value choice for mild and moderate climates, where cooling matters most and the heat pump only needs help on the coldest days. Add an optional 5, 8, or 10 kW HKTSN heat kit for backup heat.\u003c\/p\u003e\u003cp\u003eCompare every Goodman series in our \u003ca href=\"\/collections\/goodman-r32-heat-pump-systems\"\u003eGoodman R-32 Heat Pump Systems\u003c\/a\u003e collection, or use the \u003ca href=\"\/pages\/sizing-estimator-for-heating-cooling-equipment\"\u003eSizing Estimator\u003c\/a\u003e to find your size.\u003c\/p\u003e","products":[{"product_id":"goodman-1-5-ton-r32-heat-pump-system-glzs4ba1810","title":"Goodman 1.5 Ton 15.2 SEER2 R-32 Heat Pump System | GLZS4BA1810 + AMST Air Handler","description":"\u003cp\u003eAn AHRI-matched Goodman split heat pump system: the \u003cstrong\u003eGLZS4BA1810\u003c\/strong\u003e 1.5 ton R-32 outdoor heat pump paired with a Goodman \u003cstrong\u003eAMST multi-position air handler\u003c\/strong\u003e. One system handles cooling in summer and heat pump heating in winter, with an optional HKTSN electric heat kit for backup heat. Choose your air handler and heat kit above; the price updates with your selection.\u003c\/p\u003e\n\u003ch2\u003eWhat's included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Goodman GLZS4BA1810 1.5 Ton R-32 split heat pump (outdoor unit)\u003c\/li\u003e\n\u003cli\u003e1 × Goodman AMST multi-position air handler (model per your selection), 9-speed ECM blower, factory-installed TXV\u003c\/li\u003e\n\u003cli\u003e1 × Goodman HKTSN electric heat kit, if selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: line set, thermostat, condenser pad, disconnect, or installation. These are available in the accessories section below.\u003c\/p\u003e\n\u003ch2\u003eAir handler options (AHRI matched)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAir handler\u003c\/th\u003e\n\u003cth\u003eCabinet width\u003c\/th\u003e\n\u003cth\u003eSystem rating\u003c\/th\u003e\n\u003cth\u003eAHRI certificate\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMST24BU1300\u003c\/td\u003e\n\u003ctd\u003e17.5\"\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2\u003c\/td\u003e\n\u003ctd\u003e215213817\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMST30BU1300\u003c\/td\u003e\n\u003ctd\u003e17.5\"\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2\u003c\/td\u003e\n\u003ctd\u003e215218017\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHeat kit options\u003c\/h2\u003e\n\u003cp\u003eHeat pumps lose capacity as outdoor temperatures drop. A field-installed HKTSN electric heat kit provides supplemental and emergency heat. Available with this system: 5 kW (HKTSN05X1), 8 kW (HKTSN08X1). In mild climates, many installers choose the smaller kit; in colder climates, size the kit to the home's heat loss. Confirm kit and breaker sizing against the AMST installation manual and local code.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003eGoodman GLZS4BA1810 split heat pump, single stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e1.5 Ton (18,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem efficiency\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2 (varies by air handler; see AHRI table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR-32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir handler type\u003c\/td\u003e\n\u003ctd\u003eAMST multi-position (upflow, horizontal left\/right; downflow with kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlower\u003c\/td\u003e\n\u003ctd\u003e9-speed ECM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering\u003c\/td\u003e\n\u003ctd\u003eFactory-installed TXV in air handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e208\/230V, 1 phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical coverage\u003c\/td\u003e\n\u003ctd\u003eAbout 750–900 sq ft (rough guide only; size with a Manual J load calculation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10-year limited parts with online registration (5-year if not registered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInstallation notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eR-32 is an A2L refrigerant. Install to current codes and the manufacturer's instructions, including any refrigerant detection requirements.\u003c\/li\u003e\n\u003cli\u003eDownflow installation requires a separately purchased Goodman downflow kit.\u003c\/li\u003e\n\u003cli\u003eInstallation by a licensed HVAC contractor is required to keep the manufacturer warranty valid.\u003c\/li\u003e\n\u003cli\u003eShips by freight with liftgate delivery. Inspect both units for damage before signing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhich air handler should I choose?\u003c\/h3\u003e\n\u003cp\u003ePick the cabinet width that fits your closet, attic, or crawlspace. Every option listed is AHRI matched to the GLZS4BA1810. Where two are offered, the larger one gives a slightly higher SEER2 rating.\u003c\/p\u003e\n\u003ch3\u003eDo I need a heat kit?\u003c\/h3\u003e\n\u003cp\u003eMost heat pump installs include one for backup and defrost heat. In mild climates, a 5 kW kit is common. In colder areas, size the kit to the home's heat loss.\u003c\/p\u003e\n\u003ch3\u003eCan I reuse my existing line set?\u003c\/h3\u003e\n\u003cp\u003eSometimes. Size and condition must suit R-32 and this system's specs. Your installer should verify the line set and flush it if it's being reused.\u003c\/p\u003e\n\u003ch3\u003eIs this compatible with my old R-410A or R-22 equipment?\u003c\/h3\u003e\n\u003cp\u003eNo. Replace both the outdoor unit and the indoor unit together with this matched R-32 system.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"AMST24BU1300 (17.5\" cabinet) \/ None","offer_id":55904452018467,"sku":"GLZS4BA1810-AMST24BU1300","price":3898.0,"currency_code":"USD","in_stock":true},{"title":"AMST24BU1300 (17.5\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904452051235,"sku":"GLZS4BA1810-AMST24BU1300-HKTSN05X1","price":4009.0,"currency_code":"USD","in_stock":true},{"title":"AMST24BU1300 (17.5\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904452084003,"sku":"GLZS4BA1810-AMST24BU1300-HKTSN08X1","price":4036.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ None","offer_id":55904452116771,"sku":"GLZS4BA1810-AMST30BU1300","price":3962.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904452149539,"sku":"GLZS4BA1810-AMST30BU1300-HKTSN05X1","price":4073.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904452182307,"sku":"GLZS4BA1810-AMST30BU1300-HKTSN08X1","price":4100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1171\/5363\/files\/Goodman2Ton17.5SEER2Two-StageR-32HeatPumpSystemGLZT7CA2410_AMVTVariable-SpeedAirHandler_8caa0fb0-c466-4eb8-92e6-d562e370ff58.png?v=1793672513"},{"product_id":"goodman-2-ton-r32-heat-pump-system-glzs4ba2410","title":"Goodman 2 Ton 15.2 SEER2 R-32 Heat Pump System | GLZS4BA2410 + AMST Air Handler","description":"\u003cp\u003eAn AHRI-matched Goodman split heat pump system: the \u003cstrong\u003eGLZS4BA2410\u003c\/strong\u003e 2 ton R-32 outdoor heat pump paired with a Goodman \u003cstrong\u003eAMST multi-position air handler\u003c\/strong\u003e. One system handles cooling in summer and heat pump heating in winter, with an optional HKTSN electric heat kit for backup heat. Choose your air handler and heat kit above; the price updates with your selection.\u003c\/p\u003e\n\u003ch2\u003eWhat's included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Goodman GLZS4BA2410 2 Ton R-32 split heat pump (outdoor unit)\u003c\/li\u003e\n\u003cli\u003e1 × Goodman AMST multi-position air handler (model per your selection), 9-speed ECM blower, factory-installed TXV\u003c\/li\u003e\n\u003cli\u003e1 × Goodman HKTSN electric heat kit, if selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: line set, thermostat, condenser pad, disconnect, or installation. These are available in the accessories section below.\u003c\/p\u003e\n\u003ch2\u003eAir handler options (AHRI matched)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAir handler\u003c\/th\u003e\n\u003cth\u003eCabinet width\u003c\/th\u003e\n\u003cth\u003eSystem rating\u003c\/th\u003e\n\u003cth\u003eAHRI certificate\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMST24BU1300\u003c\/td\u003e\n\u003ctd\u003e17.5\"\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2\u003c\/td\u003e\n\u003ctd\u003e215213871\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMST30BU1300\u003c\/td\u003e\n\u003ctd\u003e17.5\"\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2\u003c\/td\u003e\n\u003ctd\u003e215218022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHeat kit options\u003c\/h2\u003e\n\u003cp\u003eHeat pumps lose capacity as outdoor temperatures drop. A field-installed HKTSN electric heat kit provides supplemental and emergency heat. Available with this system: 5 kW (HKTSN05X1), 8 kW (HKTSN08X1). In mild climates, many installers choose the smaller kit; in colder climates, size the kit to the home's heat loss. Confirm kit and breaker sizing against the AMST installation manual and local code.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003eGoodman GLZS4BA2410 split heat pump, single stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e2 Ton (24,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem efficiency\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2 (varies by air handler; see AHRI table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR-32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir handler type\u003c\/td\u003e\n\u003ctd\u003eAMST multi-position (upflow, horizontal left\/right; downflow with kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlower\u003c\/td\u003e\n\u003ctd\u003e9-speed ECM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering\u003c\/td\u003e\n\u003ctd\u003eFactory-installed TXV in air handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e208\/230V, 1 phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical coverage\u003c\/td\u003e\n\u003ctd\u003eAbout 1,000–1,200 sq ft (rough guide only; size with a Manual J load calculation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10-year limited parts with online registration (5-year if not registered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInstallation notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eR-32 is an A2L refrigerant. Install to current codes and the manufacturer's instructions, including any refrigerant detection requirements.\u003c\/li\u003e\n\u003cli\u003eDownflow installation requires a separately purchased Goodman downflow kit.\u003c\/li\u003e\n\u003cli\u003eInstallation by a licensed HVAC contractor is required to keep the manufacturer warranty valid.\u003c\/li\u003e\n\u003cli\u003eShips by freight with liftgate delivery. Inspect both units for damage before signing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhich air handler should I choose?\u003c\/h3\u003e\n\u003cp\u003ePick the cabinet width that fits your closet, attic, or crawlspace. Every option listed is AHRI matched to the GLZS4BA2410. Where two are offered, the larger one gives a slightly higher SEER2 rating.\u003c\/p\u003e\n\u003ch3\u003eDo I need a heat kit?\u003c\/h3\u003e\n\u003cp\u003eMost heat pump installs include one for backup and defrost heat. In mild climates, a 5 kW kit is common. In colder areas, size the kit to the home's heat loss.\u003c\/p\u003e\n\u003ch3\u003eCan I reuse my existing line set?\u003c\/h3\u003e\n\u003cp\u003eSometimes. Size and condition must suit R-32 and this system's specs. Your installer should verify the line set and flush it if it's being reused.\u003c\/p\u003e\n\u003ch3\u003eIs this compatible with my old R-410A or R-22 equipment?\u003c\/h3\u003e\n\u003cp\u003eNo. Replace both the outdoor unit and the indoor unit together with this matched R-32 system.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"AMST24BU1300 (17.5\" cabinet) \/ None","offer_id":55904452444451,"sku":"GLZS4BA2410-AMST24BU1300","price":3977.0,"currency_code":"USD","in_stock":true},{"title":"AMST24BU1300 (17.5\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904452477219,"sku":"GLZS4BA2410-AMST24BU1300-HKTSN05X1","price":4088.0,"currency_code":"USD","in_stock":true},{"title":"AMST24BU1300 (17.5\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904452509987,"sku":"GLZS4BA2410-AMST24BU1300-HKTSN08X1","price":4115.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ None","offer_id":55904452542755,"sku":"GLZS4BA2410-AMST30BU1300","price":4041.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904452575523,"sku":"GLZS4BA2410-AMST30BU1300-HKTSN05X1","price":4152.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904452608291,"sku":"GLZS4BA2410-AMST30BU1300-HKTSN08X1","price":4179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1171\/5363\/files\/goodman-2-ton-split-heat-pump-152-seer2-hspf-single-stagegoodmanacunitsforless-313471..jpg?v=1778876229"},{"product_id":"goodman-2-5-ton-r32-heat-pump-system-glzs4ba3010","title":"Goodman 2.5 Ton 14.5 SEER2 R-32 Heat Pump System | GLZS4BA3010 + AMST Air Handler","description":"\u003cp\u003eAn AHRI-matched Goodman split heat pump system: the \u003cstrong\u003eGLZS4BA3010\u003c\/strong\u003e 2.5 ton R-32 outdoor heat pump paired with a Goodman \u003cstrong\u003eAMST multi-position air handler\u003c\/strong\u003e. One system handles cooling in summer and heat pump heating in winter, with an optional HKTSN electric heat kit for backup heat. Choose your air handler and heat kit above; the price updates with your selection.\u003c\/p\u003e\n\u003ch2\u003eWhat's included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Goodman GLZS4BA3010 2.5 Ton R-32 split heat pump (outdoor unit)\u003c\/li\u003e\n\u003cli\u003e1 × Goodman AMST multi-position air handler (model per your selection), 9-speed ECM blower, factory-installed TXV\u003c\/li\u003e\n\u003cli\u003e1 × Goodman HKTSN electric heat kit, if selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: line set, thermostat, condenser pad, disconnect, or installation. These are available in the accessories section below.\u003c\/p\u003e\n\u003ch2\u003eAir handler options (AHRI matched)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAir handler\u003c\/th\u003e\n\u003cth\u003eCabinet width\u003c\/th\u003e\n\u003cth\u003eSystem rating\u003c\/th\u003e\n\u003cth\u003eAHRI certificate\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eAMST30BU1300\u003c\/td\u003e\n\u003ctd\u003e17.5\"\u003c\/td\u003e\n\u003ctd\u003e14.5 SEER2\u003c\/td\u003e\n\u003ctd\u003e215213872\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHeat kit options\u003c\/h2\u003e\n\u003cp\u003eHeat pumps lose capacity as outdoor temperatures drop. A field-installed HKTSN electric heat kit provides supplemental and emergency heat. Available with this system: 5 kW (HKTSN05X1), 8 kW (HKTSN08X1), 10 kW (HKTSN10X1). In mild climates, many installers choose the smaller kit; in colder climates, size the kit to the home's heat loss. Confirm kit and breaker sizing against the AMST installation manual and local code.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003eGoodman GLZS4BA3010 split heat pump, single stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e2.5 Ton (30,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem efficiency\u003c\/td\u003e\n\u003ctd\u003e14.5 SEER2 (varies by air handler; see AHRI table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR-32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir handler type\u003c\/td\u003e\n\u003ctd\u003eAMST multi-position (upflow, horizontal left\/right; downflow with kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlower\u003c\/td\u003e\n\u003ctd\u003e9-speed ECM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering\u003c\/td\u003e\n\u003ctd\u003eFactory-installed TXV in air handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e208\/230V, 1 phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical coverage\u003c\/td\u003e\n\u003ctd\u003eAbout 1,250–1,500 sq ft (rough guide only; size with a Manual J load calculation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10-year limited parts with online registration (5-year if not registered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInstallation notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eR-32 is an A2L refrigerant. Install to current codes and the manufacturer's instructions, including any refrigerant detection requirements.\u003c\/li\u003e\n\u003cli\u003eDownflow installation requires a separately purchased Goodman downflow kit.\u003c\/li\u003e\n\u003cli\u003eInstallation by a licensed HVAC contractor is required to keep the manufacturer warranty valid.\u003c\/li\u003e\n\u003cli\u003eShips by freight with liftgate delivery. Inspect both units for damage before signing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhich air handler should I choose?\u003c\/h3\u003e\n\u003cp\u003ePick the cabinet width that fits your closet, attic, or crawlspace. Every option listed is AHRI matched to the GLZS4BA3010. Where two are offered, the larger one gives a slightly higher SEER2 rating.\u003c\/p\u003e\n\u003ch3\u003eDo I need a heat kit?\u003c\/h3\u003e\n\u003cp\u003eMost heat pump installs include one for backup and defrost heat. In mild climates, a 5 kW kit is common. In colder areas, size the kit to the home's heat loss.\u003c\/p\u003e\n\u003ch3\u003eCan I reuse my existing line set?\u003c\/h3\u003e\n\u003cp\u003eSometimes. Size and condition must suit R-32 and this system's specs. Your installer should verify the line set and flush it if it's being reused.\u003c\/p\u003e\n\u003ch3\u003eIs this compatible with my old R-410A or R-22 equipment?\u003c\/h3\u003e\n\u003cp\u003eNo. Replace both the outdoor unit and the indoor unit together with this matched R-32 system.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"AMST30BU1300 (17.5\" cabinet) \/ None","offer_id":55904452739363,"sku":"GLZS4BA3010-AMST30BU1300","price":4414.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904452772131,"sku":"GLZS4BA3010-AMST30BU1300-HKTSN05X1","price":4525.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904452804899,"sku":"GLZS4BA3010-AMST30BU1300-HKTSN08X1","price":4552.0,"currency_code":"USD","in_stock":true},{"title":"AMST30BU1300 (17.5\" cabinet) \/ 10 kW (HKTSN10X1)","offer_id":55904452837667,"sku":"GLZS4BA3010-AMST30BU1300-HKTSN10X1","price":4563.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1171\/5363\/files\/Goodman2Ton17.5SEER2Two-StageR-32HeatPumpSystemGLZT7CA2410_AMVTVariable-SpeedAirHandler_8caa0fb0-c466-4eb8-92e6-d562e370ff58.png?v=1793672513"},{"product_id":"goodman-3-ton-r32-heat-pump-system-glzs4ba3610","title":"Goodman 3 Ton Up to 15.2 SEER2 R-32 Heat Pump System | GLZS4BA3610 + AMST Air Handler","description":"\u003cp\u003eAn AHRI-matched Goodman split heat pump system: the \u003cstrong\u003eGLZS4BA3610\u003c\/strong\u003e 3 ton R-32 outdoor heat pump paired with a Goodman \u003cstrong\u003eAMST multi-position air handler\u003c\/strong\u003e. One system handles cooling in summer and heat pump heating in winter, with an optional HKTSN electric heat kit for backup heat. Choose your air handler and heat kit above; the price updates with your selection.\u003c\/p\u003e\n\u003ch2\u003eWhat's included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Goodman GLZS4BA3610 3 Ton R-32 split heat pump (outdoor unit)\u003c\/li\u003e\n\u003cli\u003e1 × Goodman AMST multi-position air handler (model per your selection), 9-speed ECM blower, factory-installed TXV\u003c\/li\u003e\n\u003cli\u003e1 × Goodman HKTSN electric heat kit, if selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: line set, thermostat, condenser pad, disconnect, or installation. These are available in the accessories section below.\u003c\/p\u003e\n\u003ch2\u003eAir handler options (AHRI matched)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAir handler\u003c\/th\u003e\n\u003cth\u003eCabinet width\u003c\/th\u003e\n\u003cth\u003eSystem rating\u003c\/th\u003e\n\u003cth\u003eAHRI certificate\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMST36CU1300\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e15.0 SEER2\u003c\/td\u003e\n\u003ctd\u003e215213859\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMST42CU1300\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2\u003c\/td\u003e\n\u003ctd\u003e215217493\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHeat kit options\u003c\/h2\u003e\n\u003cp\u003eHeat pumps lose capacity as outdoor temperatures drop. A field-installed HKTSN electric heat kit provides supplemental and emergency heat. Available with this system: 5 kW (HKTSN05X1), 8 kW (HKTSN08X1), 10 kW (HKTSN10X1). In mild climates, many installers choose the smaller kit; in colder climates, size the kit to the home's heat loss. Confirm kit and breaker sizing against the AMST installation manual and local code.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003eGoodman GLZS4BA3610 split heat pump, single stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e3 Ton (36,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem efficiency\u003c\/td\u003e\n\u003ctd\u003eUp to 15.2 SEER2 (varies by air handler; see AHRI table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR-32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir handler type\u003c\/td\u003e\n\u003ctd\u003eAMST multi-position (upflow, horizontal left\/right; downflow with kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlower\u003c\/td\u003e\n\u003ctd\u003e9-speed ECM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering\u003c\/td\u003e\n\u003ctd\u003eFactory-installed TXV in air handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e208\/230V, 1 phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical coverage\u003c\/td\u003e\n\u003ctd\u003eAbout 1,500–1,800 sq ft (rough guide only; size with a Manual J load calculation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10-year limited parts with online registration (5-year if not registered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInstallation notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eR-32 is an A2L refrigerant. Install to current codes and the manufacturer's instructions, including any refrigerant detection requirements.\u003c\/li\u003e\n\u003cli\u003eDownflow installation requires a separately purchased Goodman downflow kit.\u003c\/li\u003e\n\u003cli\u003eInstallation by a licensed HVAC contractor is required to keep the manufacturer warranty valid.\u003c\/li\u003e\n\u003cli\u003eShips by freight with liftgate delivery. Inspect both units for damage before signing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhich air handler should I choose?\u003c\/h3\u003e\n\u003cp\u003ePick the cabinet width that fits your closet, attic, or crawlspace. Every option listed is AHRI matched to the GLZS4BA3610. Where two are offered, the larger one gives a slightly higher SEER2 rating.\u003c\/p\u003e\n\u003ch3\u003eDo I need a heat kit?\u003c\/h3\u003e\n\u003cp\u003eMost heat pump installs include one for backup and defrost heat. In mild climates, a 5 kW kit is common. In colder areas, size the kit to the home's heat loss.\u003c\/p\u003e\n\u003ch3\u003eCan I reuse my existing line set?\u003c\/h3\u003e\n\u003cp\u003eSometimes. Size and condition must suit R-32 and this system's specs. Your installer should verify the line set and flush it if it's being reused.\u003c\/p\u003e\n\u003ch3\u003eIs this compatible with my old R-410A or R-22 equipment?\u003c\/h3\u003e\n\u003cp\u003eNo. Replace both the outdoor unit and the indoor unit together with this matched R-32 system.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"AMST36CU1300 (21\" cabinet) \/ None","offer_id":55904453132579,"sku":"GLZS4BA3610-AMST36CU1300","price":4971.0,"currency_code":"USD","in_stock":true},{"title":"AMST36CU1300 (21\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904453165347,"sku":"GLZS4BA3610-AMST36CU1300-HKTSN05X1","price":5082.0,"currency_code":"USD","in_stock":true},{"title":"AMST36CU1300 (21\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904453198115,"sku":"GLZS4BA3610-AMST36CU1300-HKTSN08X1","price":5109.0,"currency_code":"USD","in_stock":true},{"title":"AMST36CU1300 (21\" cabinet) \/ 10 kW (HKTSN10X1)","offer_id":55904453230883,"sku":"GLZS4BA3610-AMST36CU1300-HKTSN10X1","price":5120.0,"currency_code":"USD","in_stock":true},{"title":"AMST42CU1300 (21\" cabinet) \/ None","offer_id":55904453263651,"sku":"GLZS4BA3610-AMST42CU1300","price":5033.0,"currency_code":"USD","in_stock":true},{"title":"AMST42CU1300 (21\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904453296419,"sku":"GLZS4BA3610-AMST42CU1300-HKTSN05X1","price":5144.0,"currency_code":"USD","in_stock":true},{"title":"AMST42CU1300 (21\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904453329187,"sku":"GLZS4BA3610-AMST42CU1300-HKTSN08X1","price":5171.0,"currency_code":"USD","in_stock":true},{"title":"AMST42CU1300 (21\" cabinet) \/ 10 kW (HKTSN10X1)","offer_id":55904453361955,"sku":"GLZS4BA3610-AMST42CU1300-HKTSN10X1","price":5182.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1171\/5363\/files\/Goodman2Ton17.5SEER2Two-StageR-32HeatPumpSystemGLZT7CA2410_AMVTVariable-SpeedAirHandler_8caa0fb0-c466-4eb8-92e6-d562e370ff58.png?v=1793672513"},{"product_id":"goodman-3-5-ton-r32-heat-pump-system-glzs4ba4210","title":"Goodman 3.5 Ton 15.2 SEER2 R-32 Heat Pump System | GLZS4BA4210 + AMST Air Handler","description":"\u003cp\u003eAn AHRI-matched Goodman split heat pump system: the \u003cstrong\u003eGLZS4BA4210\u003c\/strong\u003e 3.5 ton R-32 outdoor heat pump paired with a Goodman \u003cstrong\u003eAMST multi-position air handler\u003c\/strong\u003e. One system handles cooling in summer and heat pump heating in winter, with an optional HKTSN electric heat kit for backup heat. Choose your air handler and heat kit above; the price updates with your selection.\u003c\/p\u003e\n\u003ch2\u003eWhat's included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Goodman GLZS4BA4210 3.5 Ton R-32 split heat pump (outdoor unit)\u003c\/li\u003e\n\u003cli\u003e1 × Goodman AMST multi-position air handler (model per your selection), 9-speed ECM blower, factory-installed TXV\u003c\/li\u003e\n\u003cli\u003e1 × Goodman HKTSN electric heat kit, if selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: line set, thermostat, condenser pad, disconnect, or installation. These are available in the accessories section below.\u003c\/p\u003e\n\u003ch2\u003eAir handler options (AHRI matched)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAir handler\u003c\/th\u003e\n\u003cth\u003eCabinet width\u003c\/th\u003e\n\u003cth\u003eSystem rating\u003c\/th\u003e\n\u003cth\u003eAHRI certificate\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eAMST42CU1300\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2\u003c\/td\u003e\n\u003ctd\u003e215213860\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHeat kit options\u003c\/h2\u003e\n\u003cp\u003eHeat pumps lose capacity as outdoor temperatures drop. A field-installed HKTSN electric heat kit provides supplemental and emergency heat. Available with this system: 5 kW (HKTSN05X1), 8 kW (HKTSN08X1), 10 kW (HKTSN10X1). In mild climates, many installers choose the smaller kit; in colder climates, size the kit to the home's heat loss. Confirm kit and breaker sizing against the AMST installation manual and local code.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003eGoodman GLZS4BA4210 split heat pump, single stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e3.5 Ton (42,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem efficiency\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2 (varies by air handler; see AHRI table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR-32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir handler type\u003c\/td\u003e\n\u003ctd\u003eAMST multi-position (upflow, horizontal left\/right; downflow with kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlower\u003c\/td\u003e\n\u003ctd\u003e9-speed ECM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering\u003c\/td\u003e\n\u003ctd\u003eFactory-installed TXV in air handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e208\/230V, 1 phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical coverage\u003c\/td\u003e\n\u003ctd\u003eAbout 1,750–2,100 sq ft (rough guide only; size with a Manual J load calculation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10-year limited parts with online registration (5-year if not registered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInstallation notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eR-32 is an A2L refrigerant. Install to current codes and the manufacturer's instructions, including any refrigerant detection requirements.\u003c\/li\u003e\n\u003cli\u003eDownflow installation requires a separately purchased Goodman downflow kit.\u003c\/li\u003e\n\u003cli\u003eInstallation by a licensed HVAC contractor is required to keep the manufacturer warranty valid.\u003c\/li\u003e\n\u003cli\u003eShips by freight with liftgate delivery. Inspect both units for damage before signing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhich air handler should I choose?\u003c\/h3\u003e\n\u003cp\u003ePick the cabinet width that fits your closet, attic, or crawlspace. Every option listed is AHRI matched to the GLZS4BA4210. Where two are offered, the larger one gives a slightly higher SEER2 rating.\u003c\/p\u003e\n\u003ch3\u003eDo I need a heat kit?\u003c\/h3\u003e\n\u003cp\u003eMost heat pump installs include one for backup and defrost heat. In mild climates, a 5 kW kit is common. In colder areas, size the kit to the home's heat loss.\u003c\/p\u003e\n\u003ch3\u003eCan I reuse my existing line set?\u003c\/h3\u003e\n\u003cp\u003eSometimes. Size and condition must suit R-32 and this system's specs. Your installer should verify the line set and flush it if it's being reused.\u003c\/p\u003e\n\u003ch3\u003eIs this compatible with my old R-410A or R-22 equipment?\u003c\/h3\u003e\n\u003cp\u003eNo. Replace both the outdoor unit and the indoor unit together with this matched R-32 system.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"AMST42CU1300 (21\" cabinet) \/ None","offer_id":55904453427491,"sku":"GLZS4BA4210-AMST42CU1300","price":5291.0,"currency_code":"USD","in_stock":true},{"title":"AMST42CU1300 (21\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904453460259,"sku":"GLZS4BA4210-AMST42CU1300-HKTSN05X1","price":5402.0,"currency_code":"USD","in_stock":true},{"title":"AMST42CU1300 (21\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904453493027,"sku":"GLZS4BA4210-AMST42CU1300-HKTSN08X1","price":5429.0,"currency_code":"USD","in_stock":true},{"title":"AMST42CU1300 (21\" cabinet) \/ 10 kW (HKTSN10X1)","offer_id":55904453525795,"sku":"GLZS4BA4210-AMST42CU1300-HKTSN10X1","price":5440.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1171\/5363\/files\/Goodman2Ton17.5SEER2Two-StageR-32HeatPumpSystemGLZT7CA2410_AMVTVariable-SpeedAirHandler_8caa0fb0-c466-4eb8-92e6-d562e370ff58.png?v=1793672513"},{"product_id":"goodman-4-ton-r32-heat-pump-system-glzs4ba4810","title":"Goodman 4 Ton 15.2 SEER2 R-32 Heat Pump System | GLZS4BA4810 + AMST Air Handler","description":"\u003cp\u003eAn AHRI-matched Goodman split heat pump system: the \u003cstrong\u003eGLZS4BA4810\u003c\/strong\u003e 4 ton R-32 outdoor heat pump paired with a Goodman \u003cstrong\u003eAMST multi-position air handler\u003c\/strong\u003e. One system handles cooling in summer and heat pump heating in winter, with an optional HKTSN electric heat kit for backup heat. Choose your air handler and heat kit above; the price updates with your selection.\u003c\/p\u003e\n\u003ch2\u003eWhat's included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Goodman GLZS4BA4810 4 Ton R-32 split heat pump (outdoor unit)\u003c\/li\u003e\n\u003cli\u003e1 × Goodman AMST multi-position air handler (model per your selection), 9-speed ECM blower, factory-installed TXV\u003c\/li\u003e\n\u003cli\u003e1 × Goodman HKTSN electric heat kit, if selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: line set, thermostat, condenser pad, disconnect, or installation. These are available in the accessories section below.\u003c\/p\u003e\n\u003ch2\u003eAir handler options (AHRI matched)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAir handler\u003c\/th\u003e\n\u003cth\u003eCabinet width\u003c\/th\u003e\n\u003cth\u003eSystem rating\u003c\/th\u003e\n\u003cth\u003eAHRI certificate\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eAMST48CU1300\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2\u003c\/td\u003e\n\u003ctd\u003e215213861\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHeat kit options\u003c\/h2\u003e\n\u003cp\u003eHeat pumps lose capacity as outdoor temperatures drop. A field-installed HKTSN electric heat kit provides supplemental and emergency heat. Available with this system: 5 kW (HKTSN05X1), 8 kW (HKTSN08X1), 10 kW (HKTSN10X1). In mild climates, many installers choose the smaller kit; in colder climates, size the kit to the home's heat loss. Confirm kit and breaker sizing against the AMST installation manual and local code.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003eGoodman GLZS4BA4810 split heat pump, single stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e4 Ton (48,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem efficiency\u003c\/td\u003e\n\u003ctd\u003e15.2 SEER2 (varies by air handler; see AHRI table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR-32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir handler type\u003c\/td\u003e\n\u003ctd\u003eAMST multi-position (upflow, horizontal left\/right; downflow with kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlower\u003c\/td\u003e\n\u003ctd\u003e9-speed ECM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering\u003c\/td\u003e\n\u003ctd\u003eFactory-installed TXV in air handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e208\/230V, 1 phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical coverage\u003c\/td\u003e\n\u003ctd\u003eAbout 2,000–2,400 sq ft (rough guide only; size with a Manual J load calculation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10-year limited parts with online registration (5-year if not registered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInstallation notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eR-32 is an A2L refrigerant. Install to current codes and the manufacturer's instructions, including any refrigerant detection requirements.\u003c\/li\u003e\n\u003cli\u003eDownflow installation requires a separately purchased Goodman downflow kit.\u003c\/li\u003e\n\u003cli\u003eInstallation by a licensed HVAC contractor is required to keep the manufacturer warranty valid.\u003c\/li\u003e\n\u003cli\u003eShips by freight with liftgate delivery. Inspect both units for damage before signing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhich air handler should I choose?\u003c\/h3\u003e\n\u003cp\u003ePick the cabinet width that fits your closet, attic, or crawlspace. Every option listed is AHRI matched to the GLZS4BA4810. Where two are offered, the larger one gives a slightly higher SEER2 rating.\u003c\/p\u003e\n\u003ch3\u003eDo I need a heat kit?\u003c\/h3\u003e\n\u003cp\u003eMost heat pump installs include one for backup and defrost heat. In mild climates, a 5 kW kit is common. In colder areas, size the kit to the home's heat loss.\u003c\/p\u003e\n\u003ch3\u003eCan I reuse my existing line set?\u003c\/h3\u003e\n\u003cp\u003eSometimes. Size and condition must suit R-32 and this system's specs. Your installer should verify the line set and flush it if it's being reused.\u003c\/p\u003e\n\u003ch3\u003eIs this compatible with my old R-410A or R-22 equipment?\u003c\/h3\u003e\n\u003cp\u003eNo. Replace both the outdoor unit and the indoor unit together with this matched R-32 system.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"AMST48CU1300 (21\" cabinet) \/ None","offer_id":55904453820707,"sku":"GLZS4BA4810-AMST48CU1300","price":5673.0,"currency_code":"USD","in_stock":true},{"title":"AMST48CU1300 (21\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904453853475,"sku":"GLZS4BA4810-AMST48CU1300-HKTSN05X1","price":5784.0,"currency_code":"USD","in_stock":true},{"title":"AMST48CU1300 (21\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904453886243,"sku":"GLZS4BA4810-AMST48CU1300-HKTSN08X1","price":5811.0,"currency_code":"USD","in_stock":true},{"title":"AMST48CU1300 (21\" cabinet) \/ 10 kW (HKTSN10X1)","offer_id":55904453919011,"sku":"GLZS4BA4810-AMST48CU1300-HKTSN10X1","price":5822.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1171\/5363\/files\/Goodman2Ton17.5SEER2Two-StageR-32HeatPumpSystemGLZT7CA2410_AMVTVariable-SpeedAirHandler_8caa0fb0-c466-4eb8-92e6-d562e370ff58.png?v=1793672513"},{"product_id":"goodman-5-ton-r32-heat-pump-system-glzs4ba6010","title":"Goodman 5 Ton 14.5 SEER2 R-32 Heat Pump System | GLZS4BA6010 + AMST Air Handler","description":"\u003cp\u003eAn AHRI-matched Goodman split heat pump system: the \u003cstrong\u003eGLZS4BA6010\u003c\/strong\u003e 5 ton R-32 outdoor heat pump paired with a Goodman \u003cstrong\u003eAMST multi-position air handler\u003c\/strong\u003e. One system handles cooling in summer and heat pump heating in winter, with an optional HKTSN electric heat kit for backup heat. Choose your air handler and heat kit above; the price updates with your selection.\u003c\/p\u003e\n\u003ch2\u003eWhat's included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Goodman GLZS4BA6010 5 Ton R-32 split heat pump (outdoor unit)\u003c\/li\u003e\n\u003cli\u003e1 × Goodman AMST multi-position air handler (model per your selection), 9-speed ECM blower, factory-installed TXV\u003c\/li\u003e\n\u003cli\u003e1 × Goodman HKTSN electric heat kit, if selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: line set, thermostat, condenser pad, disconnect, or installation. These are available in the accessories section below.\u003c\/p\u003e\n\u003ch2\u003eAir handler options (AHRI matched)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAir handler\u003c\/th\u003e\n\u003cth\u003eCabinet width\u003c\/th\u003e\n\u003cth\u003eSystem rating\u003c\/th\u003e\n\u003cth\u003eAHRI certificate\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eAMST60DU1300\u003c\/td\u003e\n\u003ctd\u003e24.5\"\u003c\/td\u003e\n\u003ctd\u003e14.5 SEER2\u003c\/td\u003e\n\u003ctd\u003e215213862\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHeat kit options\u003c\/h2\u003e\n\u003cp\u003eHeat pumps lose capacity as outdoor temperatures drop. A field-installed HKTSN electric heat kit provides supplemental and emergency heat. Available with this system: 5 kW (HKTSN05X1), 8 kW (HKTSN08X1), 10 kW (HKTSN10X1). In mild climates, many installers choose the smaller kit; in colder climates, size the kit to the home's heat loss. Confirm kit and breaker sizing against the AMST installation manual and local code.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003eGoodman GLZS4BA6010 split heat pump, single stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e5 Ton (60,000 BTU\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem efficiency\u003c\/td\u003e\n\u003ctd\u003e14.5 SEER2 (varies by air handler; see AHRI table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR-32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir handler type\u003c\/td\u003e\n\u003ctd\u003eAMST multi-position (upflow, horizontal left\/right; downflow with kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlower\u003c\/td\u003e\n\u003ctd\u003e9-speed ECM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering\u003c\/td\u003e\n\u003ctd\u003eFactory-installed TXV in air handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e208\/230V, 1 phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical coverage\u003c\/td\u003e\n\u003ctd\u003eAbout 2,500–3,000 sq ft (rough guide only; size with a Manual J load calculation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10-year limited parts with online registration (5-year if not registered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eInstallation notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eR-32 is an A2L refrigerant. Install to current codes and the manufacturer's instructions, including any refrigerant detection requirements.\u003c\/li\u003e\n\u003cli\u003eDownflow installation requires a separately purchased Goodman downflow kit.\u003c\/li\u003e\n\u003cli\u003eInstallation by a licensed HVAC contractor is required to keep the manufacturer warranty valid.\u003c\/li\u003e\n\u003cli\u003eShips by freight with liftgate delivery. Inspect both units for damage before signing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhich air handler should I choose?\u003c\/h3\u003e\n\u003cp\u003ePick the cabinet width that fits your closet, attic, or crawlspace. Every option listed is AHRI matched to the GLZS4BA6010. Where two are offered, the larger one gives a slightly higher SEER2 rating.\u003c\/p\u003e\n\u003ch3\u003eDo I need a heat kit?\u003c\/h3\u003e\n\u003cp\u003eMost heat pump installs include one for backup and defrost heat. In mild climates, a 5 kW kit is common. In colder areas, size the kit to the home's heat loss.\u003c\/p\u003e\n\u003ch3\u003eCan I reuse my existing line set?\u003c\/h3\u003e\n\u003cp\u003eSometimes. Size and condition must suit R-32 and this system's specs. Your installer should verify the line set and flush it if it's being reused.\u003c\/p\u003e\n\u003ch3\u003eIs this compatible with my old R-410A or R-22 equipment?\u003c\/h3\u003e\n\u003cp\u003eNo. Replace both the outdoor unit and the indoor unit together with this matched R-32 system.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"AMST60DU1300 (24.5\" cabinet) \/ None","offer_id":55904454050083,"sku":"GLZS4BA6010-AMST60DU1300","price":6560.0,"currency_code":"USD","in_stock":true},{"title":"AMST60DU1300 (24.5\" cabinet) \/ 5 kW (HKTSN05X1)","offer_id":55904454082851,"sku":"GLZS4BA6010-AMST60DU1300-HKTSN05X1","price":6671.0,"currency_code":"USD","in_stock":true},{"title":"AMST60DU1300 (24.5\" cabinet) \/ 8 kW (HKTSN08X1)","offer_id":55904454115619,"sku":"GLZS4BA6010-AMST60DU1300-HKTSN08X1","price":6698.0,"currency_code":"USD","in_stock":true},{"title":"AMST60DU1300 (24.5\" cabinet) \/ 10 kW (HKTSN10X1)","offer_id":55904454148387,"sku":"GLZS4BA6010-AMST60DU1300-HKTSN10X1","price":6709.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1171\/5363\/files\/Goodman2Ton17.5SEER2Two-StageR-32HeatPumpSystemGLZT7CA2410_AMVTVariable-SpeedAirHandler_8caa0fb0-c466-4eb8-92e6-d562e370ff58.png?v=1793672513"}],"url":"https:\/\/www.acunitsforless.com\/collections\/goodman-glzs4-heat-pump-systems.oembed","provider":"acunitsforless.com","version":"1.0","type":"link"}