Review
The Goodman 4 ton gas furnace and air conditioner system represents the practical middle ground in residential HVAC equipment. This downflow configuration delivers 100,000 BTU of heating and 48,000 BTU of cooling capacity using proven Goodman components. The system is engineered for straightforward installation and moderate operating costs, making it attractive to homeowners who've deferred replacement on aging equipment. Goodman maintains strong market presence among contractors due to reasonable pricing and reliable performance across diverse climates.
Performance metrics reveal a solid but not exceptional unit. The 80% AFUE furnace efficiency means 20 cents of every heating dollar goes up the flue, compared to just 5 cents with high-efficiency alternatives. The 14 SEER air conditioner performs adequately for summer cooling in most regions, though two-stage condensers in similar price ranges deliver better efficiency. The two-stage burner and multi-speed blower provide comfort improvements over basic single-stage equipment. The 74 dB noise level registers noticeably louder during operation compared to premium systems.
Pros & Cons
Pros
- Two-stage burner on furnace provides better modulation and comfort than single-stage alternatives
- 14 SEER cooling efficiency is respectable for mid-range equipment, translating to moderate energy bills
- 100,000 BTU heating capacity handles most residential homes requiring 3-5 ton systems
- Multi-speed blower motor reduces noise and improves temperature consistency throughout the home
- 10-year warranty with online registration gives reasonable protection against manufacturer defects
- Downflow configuration offers installation flexibility in attics, basements, or closets
Cons
- 80% AFUE is below modern standards, missing potential savings that 95%+ AFUE systems deliver
- Single-stage condenser limits cooling efficiency compared to two-stage units in the same price range
- 74 dB noise level is louder than premium models, which may concern noise-sensitive homeowners
- Not Energy Star certified, indicating it meets minimum standards rather than exceeding them
- R22 refrigerant option creates future maintenance concerns as the industry phases out R22
Who Should Buy
Best For
Budget-conscious homeowners replacing 15-20 year old systems who prioritize reliability over cutting-edge efficiency. Contractors installing straightforward replacements in moderate climates where extreme heating or cooling demands aren't a primary concern.
Consider Alternatives If
Anyone in cold climates needing maximum heating efficiency or homeowners planning to stay 15+ years who want superior long-term energy savings should look at 95%+ AFUE furnaces instead.
Installation
Installation requires metal exhaust flue for safe gas venting and standard 208/230V single-phase 60 Hz electrical service. The downflow configuration needs adequate clearance, typically working in attics, basements, or dedicated closets. Technicians must size the condensate line properly and ensure correct refrigerant charge for either R410A or R22. Most qualified HVAC contractors complete installation in one day, though ductwork modifications may extend timelines.
Warranty & Reliability
The 10-year parts warranty with online registration provides decent protection against manufacturing defects but requires proof of registration within 30 days of purchase. Coverage is limited to parts replacement, with labor typically excluded. This warranty is standard in the mid-range segment, offering peace of mind for common failures but requiring owner diligence for activation.
Specifications
| SKU | LS38783830 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 48,000 |
| Heating BTU | 100,000 |
| Refrigerant | R410A or R22 |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 30.000000 |
| Feature | Spec |
| Exhaust Flue Requirement | Metal |
| Furnace Efficiency / AFUE | 80% |
| Blower Motor | Multi-Speed |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Burner Stages | Two |
| 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. |
| Energy Star | No |
| SEER1 (Efficiency) | 14 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 45 amps |
| Min. Breaker Size | 26.4 amps |
| Tonnage | 5 Ton |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| Suction Line Insulation Thickness | 3/8" |
| Length | 30 feet |
Frequently Asked Questions
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