2.5 Ton 13 SEER 96% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow Review 2026

// Bottom Line

This 2.5-ton Goodman system delivers excellent heating efficiency at 96% AFUE and solid cooling at 13 SEER, making it ideal for residential properties in moderate climates. Budget-conscious contractors and homeowners upgrading older systems will appreciate the reliable single-stage design, straightforward installation, and no-nonsense performance at a competitive price point.

Review

The Goodman 2.5-ton gas furnace and air conditioner system (SKU LS38343850) occupies the practical middle ground of residential HVAC equipment. This upflow A-coil configuration combines reliable reciprocating compression with straightforward single-stage operation, designed for contractors who value straightforward installation and homeowners seeking proven, affordable climate control. At its core, this is unpretentious equipment built to perform without premium pricing.

Heating delivers where it counts most: the 80,000 BTU furnace achieves an impressive 96% AFUE, converting nearly every dollar of gas into usable heat. Cooling performance reaches 13 SEER with 30,000 BTU capacity, adequate for moderate climate zones but not exceptional compared to current 15+ SEER units. The multi-speed blower motor reaches 1200 CFM maximum, enabling better airflow distribution than fixed-speed alternatives. Single-stage operation means it runs full capacity or off, with no modulation between extremes, typical for this price tier.

Pros & Cons

Pros

Exceptional heating efficiency at 96% AFUE with 80,000 BTU output, reducing winter operating costs
Solid cooling performance with 13 SEER rating and 30,000 BTU capacity for 2.5-ton load
Multi-speed blower motor with 1200 CFM maximum airflow for better temperature distribution
Compact upflow A-coil design fits standard attic and closet installations with 34.5 inches height
10-year warranty with online registration provides solid coverage for parts and labor
PVC/plastic flue compatibility simplifies venting in modern homes without masonry chimneys

Cons

Single-stage compressor and burner cannot modulate, leading to less precise temperature control and slightly higher energy swings
73 dB noise level is moderate, louder than variable-speed competitors that run quieter during partial load
No ENERGY STAR certification means it misses some rebate programs available for higher-efficiency units
Reciprocating compressor design is older technology, less durable long-term than rotary or scroll types

Who Should Buy

Best For

Homeowners in moderate climate zones replacing 15+ year old furnace and AC systems who prioritize upfront savings without sacrificing efficiency. Contractors installing rental properties or spec homes where solid baseline efficiency and reliable single-stage operation matter more than advanced features.

Consider Alternatives If

Buyers seeking variable-speed or modulating systems for precision temperature control, homes in extreme climates requiring maximum capacity, or homeowners eligible for ENERGY STAR rebates should explore 14+ SEER alternatives.

2.5 Ton 13 SEER 96% AFUE 80,000 BTU Goodman Gas Fu

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Installation

This upflow system fits standard attic or closet spaces at 34.5 inches tall and 28.75 inches deep. Electrical requirements are modest: standard 115V single-phase 60Hz service with 16.7 to 25 amp breaker sizing. Refrigerant lines use 3/4 inch suction and 3/8 inch liquid lines with sweat-type valves. PVC flue compatibility means no expensive masonry chimney retrofit needed. Most installations complete in 4 to 6 hours for experienced technicians.

Warranty & Reliability

Goodman backs this system with a 10-year parts and labor warranty when registered online. This coverage is competitive in the mid-tier market, protecting against compressor failure, heat exchanger cracks, and component defects through the first decade. Online registration is straightforward and essential for claim validity. Coverage excludes normal wear, improper installation, and maintenance neglect.

Specifications

SKU	LS38343850
Brand/Manufacturer	Online Supply
Cooling BTU	30,000
Heating BTU	80,000
Refrigerant	R410A or R22
Electrical	115 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	73
Weight (in lbs)	22.000000
Feature	Spec
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	2.5 Ton
Valve Type	Sweat
Height	34.5"
Width	17.5"
Depth	28.75"
Resources	Goodman Brochure Goodman Installation Instructions Goodman Parts Manual Goodman Service Manual Goodman Specifications Goodman Technical Information Goodman User Information Goodman Warranty You will need AdobeÂ® AcrobatÂ® 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.
Configuration	Upflow/Horizontal
Style	A-Coil
Airflow Direction	Upflow/Horizontal
Exhaust Flue Requirement	Plastic / PVC
Furnace Efficiency / AFUE	96%
Blower Motor	Multi Speed
Maximum CFM	1200
Flue Location	Right
Burner Stages	Single
Fuel Type	Gas
Suction Line Insulation Thickness	3/4"
Length	50 feet

Frequently Asked Questions

What does 96% AFUE actually mean for my heating bill? +

AFUE measures furnace efficiency. At 96%, this system converts 96 cents of every heating dollar into usable warmth versus 80 cents for older units. For a home burning $1,500 annually in gas heat, this saves roughly $240 yearly compared to an 80% AFUE furnace. Real savings vary by climate, thermostat settings, and ductwork quality.

Can this 2.5-ton unit handle my 3,000 square foot home? +

Generally yes for moderate climates. A 2.5-ton system provides 30,000 BTU cooling and 80,000 BTU heating, appropriate for approximately 2,500 to 3,200 square feet depending on insulation, sun exposure, and local temperatures. Have a qualified contractor perform a Manual J load calculation to confirm sizing for your specific home.

How does 13 SEER compare to newer air conditioners? +

13 SEER is solid mid-tier cooling, better than 10 to 12 SEER units from 10 years ago but behind current 14 to 16 SEER systems. Modern high-efficiency AC costs 20 to 40 percent more. This unit balances cooling capacity with reasonable cost, suitable for moderate climates where peak AC demand stays moderate.

Is the reciprocating compressor as reliable as newer scroll compressors? +

Reciprocating compressors are proven technology with decades of field history and lower upfront cost. Scroll compressors run slightly quieter and more efficiently but cost more. Goodman reciprocating units typically last 12 to 18 years with proper maintenance. This design prioritizes affordability and durability over premium efficiency or whisper-quiet operation.

Do I lose any rebates because this isn't ENERGY STAR certified? +

Some utility rebates require ENERGY STAR status. Check your local utility's rebate program specifics. This unit may qualify for efficiency rebates based on AFUE and SEER percentages, though ENERGY STAR designation opens additional incentives. Discuss rebate eligibility with your contractor before purchase.

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