Review
The Goodman 3-ton gas furnace and air conditioner combination represents honest mid-market equipment for contractors and homeowners balancing performance with budget constraints. At $647, this system doesn't attempt to compete with premium brands on noise or variable-capacity features. Instead, it delivers predictable, proven Goodman reliability in an upflow configuration suitable for standard residential installations where budget discipline matters as much as efficiency ratings.
Performance metrics reveal a straightforward, single-stage design: the furnace achieves 92% AFUE with 100,000 BTU heating output, while the air conditioner produces 36,000 BTU at 14 SEER with scroll compressor technology. The multi-speed blower accommodates airflow from 0-2000 CFM, supporting both furnace and AC operation. These numbers place the system solidly in the efficient-but-not-premium category, suitable for moderate climates where neither heating nor cooling dominates seasonal demand.
Pros & Cons
Pros
- 92% AFUE furnace efficiency with 100,000 BTU output captures significant energy savings over older systems
- 14 SEER cooling efficiency balances comfort and operating costs reasonably for residential applications
- Multi-speed blower motor allows flexible airflow control from 0-2000 CFM for zoning and comfort optimization
- Upflow/horizontal configuration suits standard closet installations with minimal ductwork modifications
- PVC exhaust compatibility simplifies venting compared to rigid metal flue requirements
- Compact 21x21x30 inch dimensions fit retrofit scenarios where space is constrained
Cons
- Single-stage burner and condenser limit efficiency gains during partial-load operation common in spring and fall
- 73 dB noise level runs louder than premium variable-speed models, noticeable during operation
- Not ENERGY STAR certified, meaning it meets baseline efficiency but lacks top-tier recognition
- 30-amp breaker requirement may demand electrical panel upgrades in older homes
- Tonnage mismatch noted in specs (labeled 3 ton with 3.5 ton cooling capacity) suggests possible data inconsistency
Who Should Buy
Best For
Homeowners in heating-dominant climates replacing 15-20 year old Goodman or competitor units who value upfront affordability over premium efficiency tiers. Contractors building spec homes or multi-unit affordable housing where standardized, reliable equipment at $647 meets project budgets without compromising baseline performance standards.
Consider Alternatives If
Buyers in hot climates prioritizing cooling efficiency or those seeking ENERGY STAR certification should explore competitors offering 16+ SEER ratings and variable-speed compressors.
Installation
Installation suits standard upflow applications with plastic PVC exhaust venting, eliminating costly metal flue modifications. The compact 35-pound unit fits tight closet spaces within its 21x21x30 inch footprint. Electrical requirements demand 208/230v single-phase 60 Hz service with 18.7-30 amp breaker sizing. Suction lines require 3/4 inch insulation over 30 feet maximum, and technicians must verify existing ductwork matches 2000 CFM maximum airflow capacity.
Warranty & Reliability
Ten-year parts coverage applies with online registration, standard for Goodman residential equipment. This protects against compressor failure, heat exchanger defects, and component manufacturing flaws. However, labor costs during year two through ten fall on homeowners, making extended service plans worthwhile for older homes where technician callouts prove frequent.
Specifications
| SKU | LS38343830 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 36,000 |
| Heating BTU | 100,000 |
| Refrigerant | R410A or R22 |
| Electrical | 208 / 230v 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 73 |
| Weight (in lbs) | 35.000000 |
| Feature | Spec |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 92% |
| Blower Motor | Multi Speed |
| Maximum CFM | 2000 |
| 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. |
| Energy Star | No |
| SEER1 (Efficiency) | 14 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Line | 3/8" |
| Suction Line | 3/4" |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 3/4" |
| Max Breaker Size | 30 Amps |
| Min. Breaker Size | 18.7 Amps |
| Tonnage | 3.5 Ton |
| Style | A-Coil |
| Suction Line Insulation Thickness | 3/4" |
| Length | 30 feet |
Frequently Asked Questions
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