{"product_id":"trane-15-ton-commercial-gas-electric-packaged-unit-foundation-series-low-heat-r454b-208-230v-3-phase","title":"Trane 15 Ton 182,000 BTU Commercial Gas\/Electric Packaged Unit | Low Heat | 14.0 IEER | R-454B | 208\/230V 3-Phase | Foundation Series | Single Stage","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eTrane Foundation Series 15 Ton Commercial Gas\/Electric Packaged Unit — 208\/230V Low Heat Configuration for High-Capacity Warm Climate Commercial Buildings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe Trane Foundation Series 15-ton unit in low heat configuration on 208\/230V 3-phase power opens a new capacity tier in the Foundation Series lineup — stepping beyond the 12.5-ton ceiling to address the largest light commercial and mid-size commercial buildings where a single rooftop unit needs to carry a load that the lower tonnage tiers simply cannot reach. At 182,000 BTU cooling with low heat gas output on standard commercial voltage, this gas\/electric rooftop packaged unit is engineered for large-format retail anchors, major big-box spaces, large distribution and fulfillment centers, substantial institutional buildings, large houses of worship, and sizeable multi-tenant commercial complexes in warm to moderate climate zones where cooling demands are dominant, heating loads are modest, and maximum single-unit cooling capacity on standard commercial voltage is the primary specification driver. When the building has outgrown 12.5 tons, the climate doesn't demand high heat output, and the electrical system runs standard 208\/230V 3-phase power, the Foundation Series 15-ton low heat unit is the specification that steps up to meet the load.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eLow Heat Configuration — Right-Sized Heating for Warm and Moderate Climate Zones\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe low heat designation on this 15-ton unit is the correct specification for large commercial buildings in warm climate zones — the Sun Belt, Southeast, Southwest, and coastal markets — where winter heating loads are real but modest, heating runtime is limited to brief shoulder-season periods, and the thermal demands of the building across the full annual operating cycle are dominated overwhelmingly by cooling rather than heating. At 15-ton cooling capacity, specifying low heat keeps the gas heating system correctly sized for the actual heating load the building faces — avoiding the fuel consumption overhead of medium or high heat configurations in climates where that additional heat output will rarely if ever be called upon at full capacity. For large warm climate commercial buildings where utility budgets are significant and operating cost efficiency matters across both heating and cooling seasons, right-sizing the heat configuration at 15-ton capacity is as important a specification decision as right-sizing the tonnage itself.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003e182,000 BTU Rated Output — Step-Up Capacity Beyond the 12.5-Ton Ceiling\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eAt 182,000 BTU rated cooling output, this unit delivers a substantial capacity step beyond the 140,000 BTU ceiling of the 12.5-ton Foundation Series units. For large commercial buildings whose load calculations consistently push above what 12.5 tons can handle — buildings with high internal heat loads from occupancy, lighting, and equipment, large exterior envelope exposure in warm climates, or significant solar gain through large glazing areas — the jump to 182,000 BTU at 15-ton capacity is the specification decision that brings the HVAC system into correct alignment with the building's actual thermal demand. For mechanical engineers and specifying contractors working from Manual N commercial load calculations on large warm climate buildings, 182,000 BTU is the rated output figure for equipment selection, load calculations, and energy code submissions — not the nominal 15-ton designation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003e14.0 IEER — Commercial Energy Code Compliance at 15-Ton Capacity\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eAt 15-ton capacity, the Foundation Series delivers 14.0 IEER — meeting commercial energy code requirements at this elevated tonnage tier. Consistent with the 12.5-ton Foundation Series units at the same 14.0 IEER rating, the 15-ton unit maintains code-compliant efficiency at a capacity level where maintaining strong efficiency ratings becomes increasingly challenging from an engineering standpoint. For large commercial building owners and facility managers running 15-ton equipment at high utilization hours in warm climate zones where cooling season is long and cooling loads are sustained, 14.0 IEER at 182,000 BTU output is where annual operating cost savings accumulate most significantly — across cooling seasons that in warm climate markets can extend to eight or nine months of the year.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eR-454B Refrigerant — Future-Proofed at the Highest Capacity Tier\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eAt 15-ton capacity, the refrigerant specification carries its highest stakes in the Foundation Series lineup. A mid-lifecycle refrigerant retrofit on a 15-ton commercial unit is a major operational event by any measure — extended downtime in a large building fully dependent on maximum-capacity rooftop equipment for climate control, refrigerant recovery at the largest scale in the Foundation Series, significant component replacement exposure, and full recommissioning of the highest-output unit in the lineup. R-454B specified at installation eliminates that scenario entirely. For large warm climate commercial buildings that run 15-ton cooling equipment at high utilization through extended warm climate cooling seasons, locking in R-454B from day one protects the building owner's HVAC investment across the full service life of the highest-capacity unit in the Foundation Series — across a regulatory environment where R-410A availability will be severely constrained well within that service life.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003e208\/230V 3-Phase — Maximum Foundation Series Cooling Capacity on Standard Commercial Voltage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe 208\/230V 3-phase configuration delivers 15-ton Foundation Series capacity directly into the standard commercial electrical infrastructure found across the widest range of large commercial buildings in warm climate U.S. markets. Large retail anchors, major institutional buildings, and multi-tenant commercial properties in Sun Belt, Southeast, and Southwest markets commonly run 208\/230V 3-phase as their standard power supply — particularly in the mid-century and newer commercial construction that dominates warm climate commercial real estate. This unit delivers 182,000 BTU of cooling capacity and low heat gas output into that existing infrastructure without electrical upgrade investment, step-up transformers, or field voltage modification. At 15-ton capacity in a warm climate building on standard voltage, the 208\/230V configuration maximizes deployment flexibility across the broadest possible range of large commercial buildings without requiring electrical infrastructure investment beyond the standard disconnect and panel capacity for this tonnage.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eAll-In-One Gas\/Electric — Maximum Warm Climate Cooling with Integrated Low Heat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eAt 15-ton capacity, the all-in-one gas\/electric Foundation Series design consolidates what would otherwise be two separate mechanical systems — a maximum-capacity cooling plant and a supplemental low heat gas system — into a single factory-assembled rooftop package. In large warm climate commercial buildings where the heating system exists primarily to handle brief cold snaps and shoulder-season conditions rather than sustained severe winter loads, the low heat configuration integrated into the 15-ton gas\/electric package is exactly the right heating system: present when needed, correctly sized for actual demand, and consolidated into a single unit that eliminates a separate heating plant, additional mechanical room requirements, and a second service relationship for a heating system that runs a fraction of the hours the cooling system does.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eSingle-Stage Operation — Dependable High-Capacity Performance in Warm Climate Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eSingle-stage control at 15-ton capacity keeps the system architecture clean and the service profile predictable at the highest cooling output tier in the Foundation Series lineup. In large warm climate commercial buildings where the 15-ton unit runs at or near full cooling capacity for extended periods through long warm climate cooling seasons, single-stage operation delivers consistent, reliable maximum-output performance without the added complexity, additional failure points, and elevated service costs of variable-capacity control systems at this tonnage. At 15-ton capacity in a large warm climate building fully dependent on a single rooftop unit for climate control across a long cooling season, single-stage simplicity is the specification that keeps long-term service costs manageable and system availability at its highest across the full operational year.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eWhy Warm Climate Contractors Specify This Unit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e15-ton \/ 182,000 BTU capacity steps up beyond the 12.5-ton ceiling for large warm climate commercial buildings\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eLow heat configuration right-sized for warm climate zones where cooling is the dominant annual load\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e14.0 IEER meets commercial energy code at 15-ton capacity in warm climate high-utilization applications\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e208\/230V 3-phase delivers maximum Foundation Series cooling capacity on standard warm climate commercial voltage\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eR-454B refrigerant eliminates mid-lifecycle retrofit risk at the highest capacity tier across extended warm climate service life\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eAll-in-one gas\/electric package integrates low heat output and maximum cooling capacity in one rooftop unit\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eEliminates separate heating plant in warm climate buildings where low heat output covers the full winter demand\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSingle-stage operation keeps long-term service costs predictable at maximum Foundation Series cooling capacity\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eTrane Foundation Series engineering and full factory warranty at the highest tonnage tier in the lineup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eSpecifications at a Glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\"\u003eSpec\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e15 Ton \/ 182,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eHeat Configuration\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eLow Heat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eIEER\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e14.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eRefrigerant\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eR-454B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eVoltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e208\/230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePhase\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eHeating\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCooling\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eElectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStages\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSingle Stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSeries\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFoundation Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Trane","offers":[{"title":"Default Title","offer_id":55231103336739,"sku":"GDK180A3SLA1DQY","price":21554.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1171\/5363\/files\/TraneGDK_9e5fd715-ae92-4ad3-860d-1ac9ce180485.png?v=1781331538","url":"https:\/\/www.acunitsforless.com\/products\/trane-15-ton-commercial-gas-electric-packaged-unit-foundation-series-low-heat-r454b-208-230v-3-phase","provider":"acunitsforless.com","version":"1.0","type":"link"}