Review
Goodman's 3-ton horizontal gas furnace and air conditioner system sits squarely in the mid-market segment, targeting homeowners who need reliable heating and cooling without premium pricing. Online Supply's listing at $2,071 positions this unit competitively against entry-level Lennox and Carrier alternatives. The horizontal configuration matters, especially for attic or crawlspace installations common in single-story homes and additions. ENERGY STAR certification signals this meets EPA efficiency thresholds, which often qualifies buyers for utility rebates worth $300-$600.
The furnace delivers 80,000 BTU of heating with 80% AFUE efficiency, meaning 80 cents of every heating dollar converts to usable warmth. Two-stage burners provide better modulation than single-stage equipment, reducing short-cycling and maintaining steadier temperatures. The cooling side offers 34,800 BTU (roughly 3 tons) with a scroll compressor and A-coil configuration. The variable-speed blower motor, rated at 2,000 CFM maximum, adjusts output to actual heating and cooling demand, lowering utility bills compared to fixed-speed alternatives. Dual fuel capability (natural gas or propane) adds flexibility.
Pros & Cons
Pros
- 80% AFUE furnace meets modern efficiency standards without premium pricing
- Two-stage burner provides better temperature control than single-stage competitors
- Variable-speed blower motor reduces energy waste during part-load operation
- ENERGY STAR certified system qualifies for utility rebates in many regions
- Horizontal configuration fits tight spaces like attics or crawlspaces
- 10-year warranty with online registration covers compressor and parts
Cons
- 73.5 dB noise level is moderately loud, roughly equivalent to a vacuum cleaner
- SEER rating discrepancy noted: spec sheet shows both 15 SEER and 16 SEER1, creating confusion
- 80% AFUE means 20% heat loss through exhaust, higher than 90%+ high-efficiency units
- Single-stage condenser limits cooling efficiency in extreme heat conditions
Who Should Buy
Best For
Homeowners in moderate climates replacing 15+ year old furnaces who want reliable mid-tier equipment without spending extra for premium efficiency. This works particularly well in homes with existing ductwork where installation costs are lower.
Consider Alternatives If
Buyers in extreme climates or those planning to stay 15+ years should consider 90%+ AFUE systems instead, despite higher upfront cost. Northern climate residents will see better long-term ROI with high-efficiency models.
Installation
Horizontal orientation requires ceiling or wall-mounted ductwork, typically more complex than upflow furnaces in basements. The 24.5-inch height and 26-inch width fit most attic spaces, though 21.125-inch depth requires verification against your framing. Metal exhaust flue is mandatory, standard for most installations. Variable-speed blower motors need proper thermostat compatibility, which installers should verify before ordering. Professional installation is essential, running $800-$1,500 depending on regional labor rates.
Warranty & Reliability
Ten-year parts and compressor warranty kicks in only with online registration, a common Goodman requirement. This covers refrigerant leaks, compressor failure, and most internal components but excludes normal wear, improper installation, and neglected maintenance. Registration takes five minutes and is non-negotiable for claim eligibility. Compared to industry leaders offering 10-12 year coverage standard, Goodman's registration requirement feels outdated but manageable.
Specifications
| SKU | LS38783850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 34,800 |
| Heating BTU | 80,000 |
| Refrigerant | R410A or R22 |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 73.5 |
| Weight (in lbs) | 30.000000 |
| Feature | Spec |
| AHRI Certificate Number | 204633307 |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Metal |
| Furnace Efficiency / AFUE | 80% |
| Blower Motor | Variable Speed |
| Maximum CFM | 2000 |
| Configuration | Horizontal |
| Burner Stages | Two |
| Fuel Type | Propane, Natural Gas |
| Height | 24.5" |
| Width | 26" |
| Depth | 21.125" |
| Resources | CHPF Installation Manual CHPF 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 | Yes |
| SEER1 (Efficiency) | 16 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 30 amps |
| Min. Breaker Size | 18.7 amps |
| Tonnage | 5 Ton |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| Suction Line Insulation Thickness | 3/4" |
| Length | 50 feet |
Frequently Asked Questions
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