2.5 Ton 14 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow Review 2026

// Bottom Line

This Goodman system is ideal for budget-conscious homeowners and contractors looking for reliable mid-range cooling and heating without premium pricing. At $647, it delivers reasonable efficiency and solid specs for replacement jobs in moderate climates.

Review

The Goodman 2.5-ton system represents the entry-level choice for homeowners and contractors seeking affordable HVAC solutions. Priced at $647, this upflow configuration pairs an 80,000 BTU gas furnace with a 29,000 BTU air conditioner, covering moderate residential cooling and heating needs. Goodman's reputation for straightforward reliability makes this system appealing for budget replacements, though it lacks the efficiency premium of higher-tier options.

Performance metrics show modest but acceptable efficiency across both heating and cooling. The furnace delivers 80% AFUE with a two-stage burner, while the air conditioning side achieves 16 SEER1 and ENERGY STAR certification. The high-efficiency multi-speed blower motor adjusts output from near-silent operation to a maximum 2000 CFM, optimizing comfort without excessive energy draw. Electrical requirements are moderate at 208/230V single-phase, with 17.1 to 25-amp breaker sizing keeping installation straightforward.

Pros & Cons

Pros

Exceptional value at $647 for a complete 2.5-ton system with dual-stage burner heating
80% AFUE furnace efficiency meets baseline standards with two-stage burner for improved comfort
ENERGY STAR certified with 16 SEER1 cooling rating, reducing operating costs
High-efficiency multi-speed blower motor reduces electricity consumption versus single-speed designs
10-year warranty with online registration provides solid long-term protection
Flexible upflow/horizontal airflow configuration handles various installation scenarios

Cons

80% AFUE is standard efficiency, not high-efficiency, higher long-term operating costs than 95%+ systems
Specs list conflicting tonnage (2.5-ton vs 3.5-ton) and SEER ratings (14 vs 16 in title vs specs), creating confusion
71.5 dB noise level is moderately loud, may be noticeable during operation in quiet spaces
Single-stage condenser limits staging flexibility compared to two-stage or variable-capacity competitors
R410A/R22 refrigerant compatibility suggests older design platform

Who Should Buy

Best For

Budget-conscious homeowners in moderate climates needing a straightforward system replacement with no premium efficiency requirements. Contractors stocking inventory for cost-sensitive jobs where 80% AFUE and 16 SEER1 meet customer expectations.

Consider Alternatives If

Cold climate homeowners should seek 95%+ AFUE systems for severe winters, and efficiency-first buyers should pursue variable-capacity or higher-SEER alternatives.

2.5 Ton 14 SEER 80% AFUE 80,000 BTU Goodman Gas Fu

$647

Buy at HVACDirect →

Installation

Installation is straightforward for experienced technicians. The 30-inch height, 21-inch width and depth fit standard closets and utility spaces. Metal flue venting is required for the furnace. The A-coil style evaporator pairs directly with the gas furnace, and suction/liquid line connections use standard 7/8-inch and 3/8-inch sizing. Upflow/horizontal flexibility accommodates various ductwork configurations without major redesign.

Warranty & Reliability

Goodman includes a 10-year warranty when you register online, covering parts and labor across both heating and cooling components. This mid-range coverage beats basic 5-year warranties but trails premium 10-year compressor-only deals. The warranty provides reasonable peace of mind for budget purchases without the comprehensive coverage of higher-priced alternatives.

Specifications

SKU	LS38783850
Brand/Manufacturer	Online Supply
Cooling BTU	29,000
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)	71.5
Weight (in lbs)	30.000000
Feature	Spec
Airflow Direction	Upflow/Horizontal
Exhaust Flue Requirement	Metal
Furnace Efficiency / AFUE	80%
Blower Motor	High Efficiency 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	Yes
SEER1 (Efficiency)	16
Condenser Stages	Single Stage
Compressor Type	Scroll
Liquid Valve Size	3/8"
Suction Valve Size	7/8"
Max Breaker Size	25 amps
Min. Breaker Size	17.1 amps
Tonnage	3.5 Ton
Liquid Line	3/8"
Suction Line	7/8"
Style	A-Coil
Suction Line Insulation Thickness	3/4"
Length	50 feet

Frequently Asked Questions

Why does the product title say 2.5 ton but specs list 3.5 ton? +

There's a discrepancy in the manufacturer specifications. The heating output (80,000 BTU) and cooling output (29,000 BTU) align with 2.5-ton capacity. Contact the seller or Goodman directly before purchase to confirm actual tonnage and ensure it matches your home's calculated load.

Is this system suitable for cold climates? +

The 80% AFUE is standard efficiency, not recommended for heating-heavy climates where winters drop below freezing regularly. For cold regions, seek 95%+ AFUE systems that recover more heat and reduce winter fuel consumption. This system works better in moderate or mild climates.

What does 16 SEER1 cooling efficiency really mean for my electric bill? +

SEER1 16 means reasonable cooling efficiency that's better than minimum legal standards but below high-efficiency units (SEER1 18+). For a 2.5-ton system in a 2000-square-foot home, expect moderate summer operating costs, typically $300-500 monthly in hot climates during peak season.

How does this Goodman compare to higher-priced competitors? +

Premium systems ($1500+) offer variable-capacity compressors, 95%+ AFUE furnaces, and quieter operation. This Goodman sacrifices efficiency and staging flexibility for affordability. It's reliable but operates at higher long-term costs, making it better for budget-first buyers than efficiency-first buyers.

Does online warranty registration actually matter? +

Yes. The 10-year coverage requires registration. Without it, warranty may default to shorter terms. Register immediately after installation to lock in full protection and simplify claims if problems arise.

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