Review
The Goodman 3-ton system represents a pragmatic entry point into modern HVAC equipment. Priced at just $736, it undercuts premium brands significantly while maintaining respectable efficiency certifications. This upflow configuration with variable-speed blower makes it flexible for retrofit work or new construction. Two-stage compressors and burners reflect modern design without premium pricing, positioning Goodman as a volume manufacturer trusted by contractors managing cost-sensitive projects across residential markets.
Performance metrics tell a practical story. The furnace delivers 100,000 BTU heating capacity at 80% AFUE efficiency, which is adequate but not exceptional compared to 92% AFUE alternatives in the same price range. Cooling operates at 17 SEER with 35,000 BTU capacity across two condenser stages, allowing the unit to modulate output and reduce energy consumption during mild weather. The scroll compressor and R410A/R22 refrigerant compatibility ensure reliable operation, though cooling efficiency lags premium 20+ SEER units by roughly 3 percentage points in seasonal performance.
Pros & Cons
Pros
- Two-stage heating and cooling reduces energy waste during partial-load operation, lowering monthly utility bills compared to single-stage equipment
- Variable-speed blower motor adjusts airflow from 0 to 2,000 CFM, improving comfort and reducing noise compared to single-speed alternatives
- 80% AFUE furnace efficiency meets modern minimum standards and qualifies for Energy Star certification with utility rebates in many regions
- 17 SEER cooling rating positions this as above-average for budget systems, though not premium tier
- Two-valve configuration with 3/8 inch liquid and 7/8 inch suction lines simplifies field piping work for technicians
- 10-year parts warranty with online registration provides meaningful coverage without requiring professional registration proof
Cons
- 80% AFUE is mid-range, not high-efficiency, meaning 20 cents of every heating dollar escapes as waste, while 95%+ systems exist in similar price brackets
- 17 SEER (noted as SEER1 in specs) trails premium 20+ SEER systems by 15-20% cooling efficiency, impacting summer operating costs
- 3.5-ton tonnage mismatches the stated 3-ton marketing claim, creating confusion during specification review and potential oversizing in smaller homes
- Metal flue requirement limits installation flexibility in homes with existing masonry or power-vented setups
Who Should Buy
Best For
Homeowners in moderate climates seeking straightforward heating and cooling without premium efficiency premiums, and contractors bidding competitive jobs where initial cost matters more than long-term utility savings. Also suitable for rental properties or investment homes where efficiency investment won't be recouped.
Consider Alternatives If
Buyers in cold northern climates should pursue 90%+ AFUE systems, and anyone in hot southern regions should target 20+ SEER units to justify operating costs over 15+ year lifecycles.
Installation
Installation requires standard sheet metal ductwork sized for 2,000 CFM maximum airflow. The unit demands 208/230V single-phase 60Hz service with breaker sizing between 21.3 and 35 amps, making it compatible with most residential electrical panels. Metal flue piping is mandatory for exhaust, which may require modifications in homes with existing masonry chimneys. Standard refrigerant line set requirements use 3/8 inch liquid and 7/8 inch suction lines with 3/4 inch insulation, totaling 50 feet maximum.
Warranty & Reliability
Goodman provides a 10-year parts warranty upon online registration, covering compressors, heat exchangers, and most major components. Registration is straightforward and online-enabled, avoiding technician signature requirements that complicate claims. This coverage is solid for budget equipment but trails high-end brands offering 10-15 years on compressors alone. Evaporator coil warranty documentation is available separately, worth reviewing for cooling-specific protection details.
Specifications
| SKU | LS38783850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 35,000 |
| 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) | 71 |
| Weight (in lbs) | 30.000000 |
| Feature | Spec |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Metal |
| Furnace Efficiency / AFUE | 80% |
| Blower Motor | Variable Speed |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Burner Stages | Two |
| Fuel Type | Propane, Natural 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 | Two Stage Condenser |
| 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 |
| 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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