Review
The Goodman 3.5-ton combo system represents the practical middle ground in budget HVAC replacement. This downflow configuration pairs a 92% AFUE gas furnace capable of 42,000 BTU heating output with a matching 3.5-ton air conditioning unit, both sized for typical 1,200-1,500 square foot homes. At $647, it's positioned as an economical alternative to higher-efficiency brands, emphasizing reliability over cutting-edge features.
Performance metrics tell a straightforward story. The 92% AFUE furnace delivers nearly all combustion energy into your home, using PVC flue piping that simplifies venting in modern construction. Cooling operates at 14 SEER with a single-stage scroll compressor, producing 42,000 BTU capacity through the 3/8 inch and 7/8 inch valve lines. The multi-speed blower adjusts from zero to 1600 CFM, adapting to load conditions. ENERGY STAR certification qualifies you for rebates, though the single-stage design means it won't modulate output like higher-tier systems.
Pros & Cons
Pros
- 92% AFUE furnace efficiency meets modern building codes and reduces heating costs measurably
- ENERGY STAR rated with R410A refrigerant, qualifying for utility rebates in many regions
- Multi-speed blower motor allows customized airflow from 0-1600 CFM depending on load
- Compact 21x21x30 inch footprint fits tight crawlspaces and compact mechanical rooms
- Single-stage scroll compressor is proven reliable with simpler controls and fewer failure points
- 10-year warranty with online registration provides meaningful peace-of-mind protection
Cons
- 14 SEER cooling rating is adequate but not competitive with modern 16-18 SEER units available at similar price points
- Single-stage compressor cycles on-off rather than modulating, creating temperature swings and higher utility bills during partial-load operation
- 73 dB noise level is moderately loud, noticeable during furnace startup and AC operation in quiet neighborhoods
- No variable-capacity feature limits seasonal efficiency gains that newer systems deliver
Who Should Buy
Best For
Homeowners replacing failed equipment who need immediate installation without major investment, or contractors seeking reliable mid-range stock units for price-sensitive residential projects. This system makes sense if you're upgrading from pre-2010 single-stage equipment.
Consider Alternatives If
Anyone prioritizing lowest-cost operating expenses should look at higher SEER models, since the 14 SEER rating costs more to run over 15-20 years despite lower upfront price.
Installation
Installation requires standard HVAC connections, 208-230V single-phase power, and a 22.4 to 35-amp breaker. The downflow/horizontal configuration fits compact spaces, and the 30-inch height works in most crawlspaces. Technicians need PVC flue piping on the right side, refrigerant line insulation (1/2 inch thickness supplied), and proper 50-foot suction line routing. No special tools required beyond standard HVAC equipment.
Warranty & Reliability
Goodman provides 10 years of parts and labor coverage after online registration, which is standard mid-tier protection. The evaporator coil carries separate warranty documented in supplied materials. This doesn't cover refrigerant or filters, and coverage requires proper installation by licensed technicians. It's adequate protection for equipment typically lasting 15-18 years with maintenance.
Specifications
| SKU | LS381183850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 42,000 |
| Heating BTU | 42,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 73 |
| Weight (in lbs) | 48.000000 |
| Feature | Spec |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 92% |
| Blower Motor | Multi Speed |
| Maximum CFM | 1600 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Burner Stages | Single |
| Fuel Type | Gas |
| Height | 30" |
| Width | 21" |
| Depth | 21" |
| Resources | CAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil 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. |
| Product Features | Rebate Available |
| Energy Star | Yes |
| SEER1 (Efficiency) | 16 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 35 amps |
| Min. Breaker Size | 22.4 amps |
| Tonnage | 3.5 Ton |
| Valve Type | Sweat |
| Liquid Line | 3/8" |
| Suction Line | 1 1/8" |
| Style | A-Coil |
| Suction Line Insulation Thickness | 1/2" |
| Length | 50 feet |
Frequently Asked Questions
Affiliate disclosure: IndustrialRank earns a commission on qualifying purchases at no extra cost to you. We only recommend products we have independently reviewed.