Review
The Goodman 3-ton combo system sitting at $504 occupies middle ground in today's HVAC market. It's not a luxury brand positioned against Carrier or Lennox, yet it outperforms budget builder-grade equipment by measurable margins. This downflow configuration specifically addresses contractors and homeowners dealing with space constraints, where traditional upflow furnaces create installation headaches. Online Supply backs it with a 10-year warranty and rebate eligibility, signaling confidence in durability.
Performance specs tell a compelling efficiency story. The furnace delivers 80,000 BTU heating at 97% AFUE, converting nearly all fuel to usable warmth with minimal waste up the flue. Cooling side provides 35,000 BTU at 18 SEER2 using a two-stage scroll compressor, meaning the system ramps down in mild weather rather than cycling full-capacity constantly. The modulating burner and variable-speed ECM blower work together to eliminate the temperature swings common in single-stage systems. Electrical demands stay modest, requiring 21.3 to 35 amp service.
Pros & Cons
Pros
- 97% AFUE furnace efficiency means heating costs drop significantly versus older systems, especially important in cold climates running 6+ months annually
- 18 SEER2 two-stage condenser with scroll compressor handles partial-load cooling efficiently, reducing short-cycling and extending component life
- Variable-speed ECM blower motor adjusts airflow from 0 to 1600 CFM, maintaining comfort while cutting idle energy waste
- Modulating gas burner ramps heat output smoothly rather than cycling on-off, improving temperature consistency and comfort
- Downflow configuration with compact 30-inch height works in tight spaces, basements, and attics where traditional vertical furnaces won't fit
Cons
- This product listing shows conflicting tonnage specs, 3-ton in title versus 3.5-ton in actual specs, creating potential sizing confusion
- 71 dB noise level is audible during operation, noticeable in open-concept homes or quiet environments
- R410A refrigerant systems face future regulations as industry transitions to lower-GWP alternatives, creating long-term availability questions
Who Should Buy
Best For
Homeowners with 10-15 year old systems seeking efficiency upgrades without luxury pricing, particularly those in basement or closet installations where downflow makes sense. Budget-conscious buyers replacing equipment before catastrophic failure get strong payback through reduced monthly utility bills.
Consider Alternatives If
Anyone needing a single indoor unit shouldn't buy this condenser alone without the complete system, and contractors requiring high-tonnage capacity should look at larger models in Goodman's lineup.
Installation
Downflow orientation requires supply and return ductwork routed downward, common in basement or utility closet installations. Plastic flue venting exits right-side, simplifying wall penetration versus traditional masonry chimneys. Suction and liquid lines measure 7/8-inch and 3/8-inch respectively, with 50-foot insulation length providing flex in ductwork routing. Technicians need basic sweat valve soldering skills or soft-start adapter fittings for quick-connect alternatives.
Warranty & Reliability
Ten-year parts coverage with online registration provides reasonable protection for a mid-tier system, though registration requirement adds friction many buyers forget. Coverage typically includes compressor, heat exchanger, and blower motor, but excludes wear items like capacitors. Ten years aligns with system lifecycle expectations, meaning most owners won't face repair costs beyond year five.
Specifications
| SKU | LS38783850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 35,000 |
| Heating BTU | 80,000 |
| Refrigerant | R410A or R22 |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 71 |
| Weight (in lbs) | 30.000000 |
| Feature | Spec |
| Product Features | Rebate Available |
| Energy Star | Yes |
| SEER1 (Efficiency) | 18 |
| Condenser Stages | Two Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 3/4" |
| Max Breaker Size | 35 amps |
| Min. Breaker Size | 21.3 amps |
| Tonnage | 3.5 Ton |
| Valve Type | Sweat |
| Height | 30" |
| Width | 24.5" |
| 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. |
| AHRI Certificate Number | 7424271 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 97% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 1600 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Burner Stages | Modulating |
| Fuel Type | Propane, Natural Gas |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| Suction Line Insulation Thickness | 3/4" |
| 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.