The Goodman AMST48CU1300 is a versatile 4.0 Ton air handler designed for efficient and flexible home comfort solutions. Featuring a 9-speed ECM blower motor, this unit ensures optimal airflow and energy efficiency. Its multi-position design allows for various installation configurations, making it suitable for a wide range of applications. The internal TXV (Thermal Expansion Valve) enhances cooling performance, and compatibility with R-32 refrigerant aligns with modern environmental standards.
Key Features:
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9-Speed ECM Blower Motor:
Provides precise airflow control, enhancing comfort and reducing energy consumption.
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Internal TXV:
Optimizes refrigerant flow for improved cooling efficiency and system reliability.
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Multi-Position Installation:
Supports upflow, downflow, horizontal left, and horizontal right configurations for flexible installation.
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R-32 Refrigerant Compatibility:
Designed to work with R-32 refrigerant, offering lower global warming potential compared to traditional refrigerants.
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All-Aluminum Evaporator Coil:
Ensures durability and resistance to corrosion, extending the unit's lifespan.
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SmartFrame™ Cabinet:
Provides structural integrity and easy access for maintenance and service.
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Foil-Faced Insulation:
Reduces cabinet condensation and operating noise for a quieter indoor environment.
Specifications:
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Model: AMST48CU1300
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Cooling Capacity: 48,000 BTU/h (4.0 Ton)
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Blower Motor: 9-Speed ECM
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Refrigerant: R-32
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Voltage: 208/230 V
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Phase: 1
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Frequency: 60 Hz
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Dimensions: 58" H x 21" W x 21" D
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Weight: Approximately 138 lbs
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Certifications: AHRI Certified, ETL Listed
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Warranty: 10-Year Parts Limited Warranty with online registration
Product Specification Table
Brand | Goodman |
Model # | AMST48CU1300 |
SEER2/EER2 | |
Refrigerant | R-32 |
Tonnage | 4.0 Ton |
Coil Type | |
Total Indoor Unit(s) BTU | |
Voltage Requirements | |
Series | |
Coverage Area (Sq. Ft) | 2400 |
Indoor Mount Type | |
Indoor Unit BTUs | |
Zone/Rooms | |
AHRI No | AMST48CU1300 |
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) | 62.00 in |
Dimensions - (Shipping Unit Depth) | |
Weight - (Shipping Unit) | 161.000 lb |
Refrigerant Pre-Charged Line Length | 0 |
Power Frequency | 60 Hz |
Nom. CFM | |
Motor Speed Type | Nine Speed ECM |
MOCP | |
Min. Circuit Amps | 7.1 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) | 48000 Btu/H |
Airflow Rate High Cooling | |
Function Category | |
Package System Type | |
Air Handler Mount Type System | |
Split System Type | |
Upgrade your home’s comfort and efficiency with the Goodman 4 Ton Heat Pump GLZS5BA4810. With top-tier 16 SEER2 cooling and 8.2 HSPF2 heating performance, this powerful all-electric split-system unit uses eco-friendly R-32 refrigerant to deliver reliable year-round climate control for larger homes (roughly 2000–2400 sq ft).
Key Features
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16 SEER2 / 8.2 HSPF2 Efficiency – Helps reduce energy bills while providing powerful heating and cooling
- R‑32 Refrigerant – Lower global warming potential combined with high thermal efficiency
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High-Efficiency Scroll Compressor – Ensures quiet, dependable performance and longer system life
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SmartShift® Defrost Technology – Smooth, silent transitions during defrost cycles
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Factory-Installed Protection Components – Includes suction-line accumulator, crankcase heater, muffler, and pressure switches for robust reliability
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Durable, Weather-Resistant Cabinet – Features galvanized steel with top/side access, corrosion resistance and compliant design for high wind zones .
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Service-Friendly Installation – Pre-charged for up to 15 ft line sets, sweat valves with gauge ports, and accessible panels
Technical Specs
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Capacity: 4 Ton (48,000 BTU/hr) – ideal for homes of 2000–2400 sq ft
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Dimensions: 35½″ W × 35½″ D × 36½″ H
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Electrical: 208/230 V, 1 ph, ~ 25 A min amp
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Noise Level: Approximately 74 dB during operation
Performance & Compatibility
The Goodman 16 SEER2 R‑32 Heat Pump pairs perfectly with compatible indoor air handlers or evaporator coils for a complete split-system solution. AHRI-certified and ETL-listed, this model ensures a balanced mix of year-round efficiency, durable construction, and reliable operation
Keywords Included
- Goodman 4 Ton Heat Pump
- GLZS5BA4810
- Goodman 16 SEER2 R‑32 Heat Pump
Summary
The Goodman 4 Ton Heat Pump GLZS5BA4810 delivers robust, energy-efficient heating and cooling with cutting-edge features like R‑32 refrigerant, SmartShift® defrost, and durable construction. Ideal for larger homes, this heat pump offers long-term comfort, reliability, and environmental responsibility.
📌 Explore more Goodman models:
Goodman R32 Heat Pump Condensers
Goodman HVAC systems
Product Specification Table
Brand | Goodman |
Model # | GLZS5BA4810 |
SEER2/EER2 | 15.2 |
Refrigerant | R-32 |
Tonnage | 4.0 Ton |
Coil Type | |
Total Indoor Unit(s) BTU | |
Voltage Requirements | 208V To 230V |
Series | |
Coverage Area (Sq. Ft) | 2400 |
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) | 42.00 in |
Dimensions - (Shipping Unit Depth) | 30.50 in |
Weight - (Shipping Unit) | 203.000 lb |
Refrigerant Pre-Charged Line Length | 15 ft |
Power Frequency | 60 Hz |
Nom. CFM | |
Motor Speed Type | |
MOCP | |
Min. Circuit Amps | 25.6 A |
Min Voltage | |
Max Voltage | |
Max Overcurrent Protection | 40 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) | 73.6 dBA |
Compressor Type | Scroll |
Compressor Stages | Single Stage |
Cased vs Uncased | |
Heating Capacity - (Nominal) | |
Cooling Capacity - (Nominal) | 45500 Btu/H |
Airflow Rate High Cooling | |
Function Category | Split Heat Pump |
Package System Type | |
Air Handler Mount Type System | |
Split System Type | |