5 Ton 15 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow Review 2026

// Bottom Line

This Goodman system is ideal for homeowners replacing aging equipment on a moderate budget who value straightforward installation and don't need premium efficiency tiers. At $2,053, it delivers respectable performance with Energy Star qualification and a decade of warranty coverage for the price-conscious buyer.

Review

The Goodman 5-ton combo system represents a practical middle ground in the budget HVAC market. This upflow-configured unit pairs an 80,000 BTU furnace with a 54,000 BTU (5-ton) air conditioner, making it suitable for homes in the 2,000 to 3,000 square foot range. At $2,053, it undercuts premium brands while maintaining Energy Star certification. The system arrives as an integrated assembly, which simplifies ordering but requires proper staging for installation in confined spaces like basements.

Performance-wise, the 80% AFUE rating means 80 cents of every heating dollar goes to conditioning your home. The 16 SEER1 cooling rating qualifies for Energy Star, translating to roughly 15% lower cooling costs than 13 SEER baseline units. Two-stage burner heating and variable-speed blower deliver more consistent comfort than single-stage alternatives. The scroll compressor and R410A refrigerant are industry standards. Noise reaches 73 dB at full capacity, comparable to a conversation in an average restaurant. This is adequate, not silent.

Pros & Cons

Pros

Energy Star certified with 80% AFUE and 16 SEER1 cooling efficiency for lower operating costs
Two-stage burner allows modulating heat output, reducing short-cycling and improving comfort
Variable-speed blower motor optimizes airflow at 2,000 CFM maximum for balanced distribution
Scroll compressor is proven reliable technology with single-stage cooling for straightforward operation
10-year warranty with online registration covers parts and labor comprehensively

Cons

80% AFUE is adequate but not exceptional, high-efficiency units reach 95%+ AFUE for better long-term savings
Single-stage condenser means cooling runs full-bore or not at all, less efficient than two-stage units
73 dB noise level is noticeable during operation, particularly during heating cycle

Who Should Buy

Best For

Homeowners in moderate climates replacing 15-20 year old furnace and AC units who prioritize affordability and proven technology over cutting-edge efficiency. This system works well for 2,000-3,000 square foot homes where energy costs are secondary to upfront savings.

Consider Alternatives If

Anyone in severe climates requiring maximum efficiency, those living in areas with high energy costs, or homeowners planning to stay 15+ years and wanting investment-grade equipment.

5 Ton 15 SEER 80% AFUE 80,000 BTU Goodman Gas Furn

$2053

Buy at HVACDirect →

Installation

Installation requires 208/230V single-phase 60Hz electrical service with a 29.6 to 50 amp breaker. Upflow orientation means vertical ductwork connection, typical for basement or utility closet placement. The 30 inch height, 21 inch width and depth fit standard utility closet frames. Metal exhaust flue is mandatory. Refrigerant lines include 3/8 inch liquid and 1 1/8 inch suction lines with 1/2 inch insulation rated to 50 feet.

Warranty & Reliability

Goodman backs this system with 10 years of parts and labor coverage upon online registration. No separate deductible structure mentioned, which is standard for budget-tier equipment. This warranty is solid for the price point but shorter than some competitors offering 12-year coverage. Registration is straightforward and recommended immediately after installation.

Specifications

SKU	LS381183850
Brand/Manufacturer	Online Supply
Cooling BTU	54,000
Heating BTU	80,000
Refrigerant	R410A
Electrical	208 / 230 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	73
Weight (in lbs)	48.000000
Feature	Spec
AHRI Certificate Number	204633302
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	CAPT Installation Manual CAPT 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	50 amps
Min. Breaker Size	29.6 amps
Tonnage	5 Ton
Liquid Line	3/8"
Suction Line	1 1/8"
Style	A-Coil
Suction Line Insulation Thickness	1/2"
Length	50 feet

Frequently Asked Questions

Is 80% AFUE sufficient for cold climates? +

Yes, it meets minimum code in most climates. However, in regions with heating costs exceeding $1,500 annually, a 95% AFUE unit recovers its premium cost in 8-10 years through gas savings. At 80%, expect moderate utility bills and acceptable performance in moderate zones.

Can this system retrofit into an older home with existing ductwork? +

Yes, provided existing ducts match the upflow configuration and can handle 2,000 CFM airflow. Ductwork leaks should be sealed before installation. A blower door test reveals efficiency losses. Some contractors recommend duct sealing as a priority upgrade alongside this system.

What's the actual difference between 16 SEER1 and 13 SEER cooling? +

SEER1 accounts for real-world humidity better than legacy SEER ratings. At 16 SEER1, expect 20-25% better cooling efficiency than 13 SEER units. Energy savings depend on local electricity costs and cooling degree days. Summer bills typically drop $15-30 monthly in moderate climates.

How does this Goodman compare to Lennox or Carrier units at this price? +

Goodman uses proven components (scroll compressor, two-stage burner) but charges less than branded competitors. Lennox and Carrier offer better warranties and quieter operation. Goodman wins on first cost. Long-term value depends on reliability; Goodman has strong contractor reviews but fewer luxury features.

What does the 10-year warranty actually cover? +

Parts and labor on manufacturing defects. Refrigerant, labor for service calls, and maintenance are typically excluded. Online registration is required. Coverage applies to original owner only in most Goodman contracts, making this a non-transferable benefit.

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