Flexible airflow solution for larger HVAC systems. The Goodman AMST42CU1300 is a versatile air handler supporting 3.5 Ton systems. Featuring a 9-speed ECM blower motor and TXV expansion valve, it ensures efficient, adjustable airflow and precise refrigerant control in residential and light-commercial applications.
Key Features & Performance
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9-Speed ECM Blower Motor – Offers customizable airflow settings and energy-efficient operation.
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TXV Expansion Valve – Enables precise refrigerant metering for optimized cooling performance.
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Multi-Position Design – Can be installed in upflow, downflow, or horizontal orientations to accommodate duct configurations.
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Insulated, Heavy-Gauge Cabinet – Reduces air leakage and enhances quiet operation.
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Self-Diagnostic Control Board – Simplifies setup and maintenance with built-in trouble diagnosis.
Specifications
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System Capacity: 3.5 Ton
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Blower Speeds: 9-Speed ECM
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Expansion Device: TXV (Thermostatic Expansion Valve)
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Installation Configurations: Upflow, Downflow, Horizontal Left/Right
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Electrical: 208/230 V single-phase
Installation & Compatibility
- Designed to pair seamlessly with 3.5 Ton outdoor condensers or heat pumps.
- Ideal for both new installations and replacements due to its multi-position flexibility and technician-friendly design.
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Product Specification Table
Brand | Goodman |
Model # | AMST42CU1300 |
SEER2/EER2 | |
Refrigerant | R-32 |
Tonnage | 3.5 Ton |
Coil Type | |
Total Indoor Unit(s) BTU | |
Voltage Requirements | |
Series | |
Coverage Area (Sq. Ft) | 2100 |
Indoor Mount Type | |
Indoor Unit BTUs | |
Zone/Rooms | |
AHRI No | AMST42CU1300 |
Burner Stages | |
Cabinet Width | |
Airflow Direction | |
Furnace Efficiency / AFUE | |
Furnace BTU | |
Power Phase ( Single/Three) | |
Dimensions - (Shipping Unit Width) | 23.00 in |
Dimensions - (Shipping Unit Height) | 57.50 in |
Dimensions - (Shipping Unit Depth) | |
Weight - (Shipping Unit) | 140.000 lb |
Refrigerant Pre-Charged Line Length | 0 |
Power Frequency | 60 Hz |
Nom. CFM | |
Motor Speed Type | Nine Speed ECM |
MOCP | |
Min. Circuit Amps | 5.9 A |
Min Voltage | 197 V |
Max Voltage | 253 V |
Max Overcurrent Protection | 15 A |
LoNox | |
Valve Size Suction (O.D.) | 0 |
Valve Size Liquid (O.D.) | 0 |
Liquid Line Size | |
Energy Source | Electric |
Expansion Device | TXV |
Decibels (dBA) | 0 |
Compressor Type | 0 |
Compressor Stages | 0 |
Cased vs Uncased | |
Heating Capacity - (Nominal) | 0 |
Cooling Capacity - (Nominal) | 42000 Btu/H |
Airflow Rate High Cooling | |
Function Category | |
Package System Type | |
Air Handler Mount Type System | |
Split System Type | |
Goodman 3.5 Ton Heat Pump – Model GLZS5BA4210
Efficient Year-Round Comfort with 16 SEER2 and R-32 Technology
Upgrade your home's HVAC system with the Goodman 3.5 Ton heat pump, model GLZS5BA4210. Engineered for both heating and cooling, this split system offers high performance and outstanding energy efficiency with a 16 SEER2 rating. Whether you're facing a hot summer or a chilly winter, this unit delivers consistent indoor comfort while keeping energy costs low.
The GLZS5BA4210 uses eco-friendly R-32 refrigerant, making it a smart, sustainable choice for environmentally conscious homeowners. From smart defrost technology to advanced heat transfer components, every feature is designed to enhance durability, performance, and quiet operation.
Key Features of the Goodman 3.5 Ton Heat Pump (GLZS5BA4210):
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High-Efficiency Scroll Compressor: Delivers reliable heating and cooling while maximizing energy savings.
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SmartShift® Technology: Enables quiet and efficient defrost cycles for seamless winter operation.
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Enhanced Coil Design: With aluminum fins and 5mm copper tubes for superior heat transfer.
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Quiet Operation: Enjoy peaceful indoor comfort without distracting noise.
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Durable Construction: Built with weather-resistant materials for long-lasting performance.
Specifications:
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Brand: Goodman
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Model Number: GLZS5BA4210
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Capacity: 3.5 Ton
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SEER2 Rating: 16
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Refrigerant: R-32
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Type: Split Heat Pump System
Why Choose the Goodman 3.5 Ton Heat Pump?
The Goodman 3.5 Ton heat pump is a smart investment for homeowners seeking dependable, year-round comfort. Its 16 SEER2 efficiency ensures reduced utility bills, while the R-32 refrigerant supports lower environmental impact. Whether you're installing a new HVAC system or replacing an old unit, the GLZS5BA4210 is built to meet modern efficiency and performance standards.
Order the GLZS5BA4210 Today
Secure your Goodman 3.5 Ton heat pump now and experience a perfect balance of eco-friendly technology, energy efficiency, and comfort. Contact our HVAC team for expert advice and fast delivery.
📌 Explore more Goodman models:
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Goodman HVAC systems
Product Specification Table
Brand | Goodman |
Model # | GLZS5BA4210 |
SEER2/EER2 | 15.2 |
Refrigerant | R-32 |
Tonnage | 3.5 Ton |
Coil Type | |
Total Indoor Unit(s) BTU | |
Voltage Requirements | 208V To 230V |
Series | |
Coverage Area (Sq. Ft) | 2100 |
Indoor Mount Type | |
Indoor Unit BTUs | |
Zone/Rooms | |
AHRI No | |
Burner Stages | |
Cabinet Width | |
Airflow Direction | |
Furnace Efficiency / AFUE | |
Furnace BTU | |
Power Phase ( Single/Three) | 1 Ph |
Dimensions - (Shipping Unit Width) | 30.00 in |
Dimensions - (Shipping Unit Height) | 38.50 in |
Dimensions - (Shipping Unit Depth) | 30.50 in |
Weight - (Shipping Unit) | 195.000 lb |
Refrigerant Pre-Charged Line Length | 15 ft |
Power Frequency | 60 Hz |
Nom. CFM | |
Motor Speed Type | |
MOCP | |
Min. Circuit Amps | 19.4 A |
Min Voltage | |
Max Voltage | |
Max Overcurrent Protection | 30 A |
LoNox | |
Valve Size Suction (O.D.) | 1-1/8 in |
Valve Size Liquid (O.D.) | |
Liquid Line Size | |
Energy Source | Electric |
Expansion Device | |
Decibels (dBA) | 72 dBA |
Compressor Type | Scroll |
Compressor Stages | Single Stage |
Cased vs Uncased | |
Heating Capacity - (Nominal) | |
Cooling Capacity - (Nominal) | 39500 Btu/H |
Airflow Rate High Cooling | |
Function Category | Split Heat Pump |
Package System Type | |
Air Handler Mount Type System | |
Split System Type | |