2.5 Ton 13 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow Review 2026

// Bottom Line

This Goodman system hits the sweet spot for homeowners replacing older equipment on a moderate budget. At $2,705, you get respectable 80% AFUE heating and 13 SEER cooling without paying for premium efficiency tiers that may not justify the cost in many climates.

Review

The Goodman 2.5-ton combo system at $2,705 represents mainstream HVAC equipment designed for straightforward replacement installations. This upflow unit pairs an 80,000 BTU furnace with an air conditioner, making it suitable for most single-family homes in temperate climates. Goodman, a workhorse brand owned by Daikin, emphasizes reliability over cutting-edge features, which explains both the accessible pricing and no-frills component selection.

Heating efficiency comes in at 80% AFUE with a two-stage burner that cycles between high and low fire for better control. Cooling delivers 30,000 BTU at 13 SEER using R410A refrigerant and a reciprocating compressor. The variable-speed blower motor reaches 2,000 CFM maximum and adapts to load conditions, improving runtime efficiency. At 208/230V single-phase 60Hz, it fits standard residential electrical panels with a 16.7 to 25-amp breaker.

Pros & Cons

Pros

Two-stage burner on furnace side provides better temperature modulation and comfort compared to single-stage competitors
80,000 BTU heating capacity with 80% AFUE meets most building codes and delivers reliable winter performance
Variable-speed blower motor adjusts CFM up to 2,000, improving efficiency and reducing energy waste during partial-load operation
13 SEER rating on 2.5-ton unit balances cooling performance with reasonable operating costs
10-year warranty with online registration provides solid protection for parts and labor coverage

Cons

80% AFUE is entry-level for furnaces, meaning you're losing one-fifth of fuel energy to exhaust compared to 95%+ systems
13 SEER cooling is competent but not exceptional, with newer systems reaching 16-18 SEER at similar price points
Single-stage condenser limits cooling efficiency during partial-load operation on mild days
Not Energy Star certified, which may affect rebate eligibility in some utility districts

Who Should Buy

Best For

Homeowners in moderate climates with average HVAC budgets who need to replace aging equipment quickly and want proven Goodman reliability. Contractors installing systems for cost-conscious customers who prioritize upfront savings over premium efficiency ratings will find good value here.

Consider Alternatives If

Buyers in extreme climates, those seeking Energy Star certification for rebates, or homeowners planning to stay 15+ years who should invest in 95% AFUE furnaces and 16+ SEER units for lower lifetime operating costs.

2.5 Ton 13 SEER 80% AFUE 80,000 BTU Goodman Gas Fu

$2705

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Installation

The upflow configuration suits basements or utility closets with adequate headroom. Dimensions run 30 inches tall, 24.5 inches wide, and 21 inches deep. Refrigerant lines extend 50 feet maximum, so outdoor condenser placement should stay reasonably close. Metal exhaust flue is required. Two-stage burner and variable-speed blower simplify commissioning compared to modulating furnaces.

Warranty & Reliability

Ten-year parts and labor coverage applies with online registration, protecting against compressor failure, heat exchanger cracks, and component defects. This aligns with industry standards for mid-tier equipment. Coverage is straightforward without unusual exclusions, though registration is mandatory to activate benefits.

Specifications

SKU	LS38343850
Brand/Manufacturer	Online Supply
Cooling BTU	30,000
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)	22.000000
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	Upflow / Downflow
Burner Stages	Two
Fuel Type	Propane, Natural Gas
Height	30"
Width	24.5"
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	No
SEER1 (Efficiency)	13
Condenser Stages	Single Stage
Compressor Type	Reciprocating
Liquid Line	3/8"
Suction Line	3/4"
Liquid Valve Size	3/8"
Max Breaker Size	25 amps
Min. Breaker Size	16.7 amps
Tonnage	3.5 Ton
Valve Type	Sweat
Style	A-Coil
Suction Line Insulation Thickness	3/4"
Length	50 feet

Frequently Asked Questions

Why is this 80% AFUE instead of 95% when high-efficiency furnaces cost only a few hundred dollars more? +

80% AFUE represents the lower efficiency standard for natural gas and propane furnaces. Higher tiers (90-98% AFUE) require condensing heat exchangers and special venting, adding $1,500-3,000. For owners in moderate climates with 15-year payback horizons or shorter stays, the entry-level option makes financial sense.

Can this system handle both upflow and downflow installation? +

The spec sheet lists upflow and downflow configuration capability, but verify with your installer that your specific space allows proper return air ducting. Downflow installation requires ground-level return and above-unit ductwork, which many homes cannot accommodate without extensive modifications.

How does 13 SEER compare to modern air conditioners? +

13 SEER is respectable but not premium. Current mid-tier units hit 15-16 SEER, and high-end systems reach 18-21 SEER. The difference translates to roughly 15-30% higher cooling costs over 10 years, depending on climate and usage patterns. For mild summers, 13 SEER remains acceptable.

Is Goodman as reliable as Carrier, Trane, or Lennox? +

Goodman compressors and components rank among industry averages with reasonable failure rates. However, Carrier and Trane command premium pricing partly due to brand perception and local dealer support networks. Goodman systems perform well when properly installed and maintained by qualified technicians.

What does the warranty actually cover if something breaks? +

The 10-year coverage includes parts and labor for manufacturing defects. Compressor failure, refrigerant leaks, and coil cracks are covered. Wear items like capacitors and contactors may have shorter timelines. Always review the complete warranty document before purchase.

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