Review
The Goodman 4-ton, 16 SEER heat pump split system occupies a practical middle ground in the residential HVAC market. Built on proven scroll compressor technology with two-stage operation, this unit delivers 48,000 BTU cooling and 48,000 BTU heating capacity. It's designed for homeowners seeking efficiency improvements over aging single-stage systems without entering the premium equipment category. The A-coil configuration and upflow/downflow flexibility make it installer-friendly for both new construction and replacement scenarios.
Performance data shows solid credentials for moderate climates. The 16 SEER1 rating exceeds baseline standards and qualifies for ENERGY STAR recognition, translating to lower monthly utility bills over the system's lifetime. The variable-speed ECM blower motor maxes out at 2,000 CFM while maintaining part-load efficiency, meaning the system doesn't waste energy during milder weather. Electric backup heat ranges from 3 to 20 kilowatts, covering diverse heating scenarios. The 45-amp maximum breaker requirement fits standard residential electrical panels without expensive upgrades.
Pros & Cons
Pros
- 16 SEER efficiency rating qualifies for ENERGY STAR, reducing operating costs over time
- Two-stage compressor with variable-speed ECM blower minimizes short-cycling and improves comfort
- Flexible electric backup heat from 3 to 20 kilowatts covers various climate and budget needs
- Compact 35.5 by 35.5 inch footprint suits tight mechanical spaces or retrofit installations
- A-coil configuration works upflow or downflow, simplifying installation in existing homes
Cons
- 74 dB noise level is moderate to loud, noticeable during operation in quiet neighborhoods
- R410A refrigerant adds cost to service calls and repairs after warranty expiration
- 10-year warranty requires online registration, creating potential coverage gaps if paperwork is lost
Who Should Buy
Best For
Homeowners in transitional climates who want dependable heat pump performance without premium costs, or contractors installing systems in moderate temperature zones. This unit suits retrofit projects where space constraints and flexible heat backup capabilities matter.
Consider Alternatives If
Anyone in harsh cold climates without significant backup heating capacity should explore higher-capacity units. Noise-sensitive buyers in quiet neighborhoods may prefer variable-speed units with lower decibel ratings.
Installation
Installation requires standard split-system procedures with modest electrical demands. The 45-amp maximum breaker size fits most residential panels, though a licensed electrician should verify capacity. Refrigerant lines run up to 50 feet with provided 3/8-inch liquid and 1 1/8-inch suction line sizing. The 48-pound weight allows single-technician handling, and the compact 35.5 by 35.5 inch footprint fits tight spaces. Pre-system evacuation and nitrogen purge are essential for R410A reliability.
Warranty & Reliability
Goodman backs this unit with a 10-year parts and compressor warranty upon online registration. This coverage is competitive for mid-tier equipment, though it requires prompt registration to activate. The warranty excludes labor, corrosion, and improper installation. Extended plans through distributors are available but add cost. Keeping proof of registration accessible ensures hassle-free claims if components fail.
Specifications
| SKU | LS381183850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 48,000 |
| Heating BTU | 48,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 48.000000 |
| Feature | Spec |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 2,000 |
| Electric Backup Heat Capabilities (Optional) | 3 Kilowatts, 5 Kilowatts, 6 Kilowatts, 8 Kilowatts, 10 Kilowatts, 15 Kilowatts, 20 Kilowatts |
| Max Breaker Size | 45 amps |
| Tonnage | 4 Ton |
| Height | 38.25" |
| Width | 35.5" |
| Depth | 35.5" |
| Resources | Goodman Specifications Goodman Customer Brochure Goodman Installation Instructions Goodman Parts Manual Goodman Technical Information Goodman Technical Publication Goodman Warranty You will need Adobe® Acrobat® Reader to view PDF documents. |
| Safety Information | PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here. |
| Configuration | Upflow / Downflow |
| Liquid Line | 3/8" |
| Suction Line | 1 1/8" |
| Style | A-Coil |
| Product Features | Rebate Available, Two Stage Condenser |
| Energy Star | Yes |
| SEER1 (Efficiency) | 16 |
| Condenser Stages | Two Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Min. Breaker Size | 27.7 amps |
| Valve Type | Sweat |
| Suction Line Insulation Thickness | 1/2" |
| Length | 50 feet |
Frequently Asked Questions
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