2.5 Ton 14 SEER 80% AFUE 60,000 BTU Goodman Gas Furnace and Air Conditioner System - Horizontal Review 2026

// Bottom Line

This Goodman system targets budget-conscious homeowners and contractors needing a reliable workhorse for moderate climates. At $89 for the horizontal configuration, it delivers respectable efficiency without premium pricing, though it won't compete with high-efficiency alternatives in demanding heating or cooling climates.

Review

The Goodman 2.5-ton horizontal gas furnace and air conditioner system occupies a practical middle ground in the budget HVAC market. This combination unit pairs an 80% AFUE gas furnace producing 60,000 BTU of heating with a 14 SEER air conditioner capable of 30,000 BTU cooling. At this price point, it's positioned as a no-frills replacement option for homeowners tired of paying premium pricing, though efficiency numbers reflect an entry-level rather than advanced specification.

Performance-wise, this system uses a high-efficiency multi-speed blower motor capable of 1,200 CFM maximum airflow, which helps extract more value from the furnace and coil. The dual-stage burner design allows the furnace to modulate heat output for better comfort and efficiency than single-stage alternatives. However, the 14 SEER rating and single-stage condenser mean cooling efficiency drops significantly during partial-load conditions common in spring and fall when you don't need full capacity. The 72 dB noise level is audible during operation, something to consider if your equipment room is near living spaces.

Pros & Cons

Pros

14 SEER cooling efficiency is solid mid-range performance for residential applications
80% AFUE furnace meets baseline standards with dual-stage burners for modulation
High-efficiency multi-speed blower motor reduces runtime and electricity consumption
Two-stage heating and single-stage cooling offer reasonable comfort modulation without cost premium
10-year warranty with online registration provides decent long-term protection
Horizontal configuration works well for attic or basement installations with space constraints

Cons

80% AFUE is minimum standard, not high efficiency, meaning 20% heat loss up the flue
14 SEER is mid-range, not ENERGY STAR rated, so energy bills will be higher than 16+ SEER units
Single-stage condenser limits cooling efficiency during partial-load conditions
72 dB noise level is noticeably louder than premium systems during operation
Not suitable for homes requiring AHRI certification or high-efficiency rebate programs

Who Should Buy

Best For

This system works well for homeowners in mild to moderate climates replacing older units who prioritize upfront cost over long-term energy savings. Contractors installing systems in rental properties or value-conscious markets will appreciate the balance between durability and affordability.

Consider Alternatives If

Skip this unit if you live in extreme heating climates, need ENERGY STAR certification, or are building a high-efficiency home where 95+ AFUE furnaces and 16+ SEER air conditioners are standard.

2.5 Ton 14 SEER 80% AFUE 60,000 BTU Goodman Gas Fu

$89

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Installation

This horizontal configuration requires minimal ductwork modifications, making it ideal for tight attic or basement installations. The unit demands 208/230V single-phase power with breaker sizing between 17.1 and 25 amps, standard for most residential electrical panels. Metal exhaust flue is required, and proper refrigerant line sizing (3/8-inch liquid, 3/4-inch suction) with insulation must be maintained. Installation difficulty is moderate for licensed technicians familiar with Goodman systems.

Warranty & Reliability

The 10-year parts warranty kicks in with online registration, covering components like the compressor and coil. This is competitive for budget-tier systems but shorter than some premium manufacturer warranties. Registration is mandatory to activate coverage, so save documentation at installation. Labor costs beyond warranty period fall on the homeowner.

Specifications

SKU	LS38343850
Brand/Manufacturer	Online Supply
Cooling BTU	30,000
Heating BTU	60,000
Refrigerant	R410A or R22
Electrical	208 / 230 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	72
Weight (in lbs)	22.000000
Feature	Spec
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.
Airflow Direction	Upflow/Horizontal
Exhaust Flue Requirement	Metal
Furnace Efficiency / AFUE	80%
Blower Motor	High Efficiency Multi-Speed
Maximum CFM	1200
Configuration	Horizontal
Burner Stages	Two
Fuel Type	Gas
Height	21.125"
Width	17.5"
Depth	26"
Resources	CHPF Installation Manual CHPF Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
Energy Star	No
SEER1 (Efficiency)	14
Condenser Stages	Single Stage
Compressor Type	Rotary
Liquid Valve Size	3/8"
Suction Valve Size	3/4"
Max Breaker Size	25 amps
Min. Breaker Size	17.1 amps
Tonnage	3 Ton
Liquid Line	3/8"
Suction Line	3/4"
Style	A-Coil
Suction Line Insulation Thickness	3/4"
Length	50 feet

Frequently Asked Questions

What's the actual difference between 14 SEER and 16+ SEER systems in cooling efficiency? +

A 14 SEER unit consumes roughly 12% more electricity annually than a 16 SEER unit for identical cooling output. On a $1,200 annual cooling bill, that's approximately $140 extra per year. Over ten years, you'd spend $1,400 more in energy costs, often exceeding the price difference between units.

Can this horizontal furnace be installed in an upflow configuration? +

The specs list upflow capability, but verify with your installer before purchase. Horizontal units sometimes require different ductwork connections for upflow installation. Improper configuration reduces efficiency and can cause short-cycling, so professional assessment is essential for your specific setup.

How does 80% AFUE compare to modern high-efficiency furnaces? +

At 80% AFUE, this furnace wastes 20% of fuel energy up the flue. Modern 95% AFUE units waste only 5%, cutting heating costs by roughly 15%. Over a cold-climate winter, the efficiency gap translates to hundreds in annual savings, making payback feasible in five to seven years.

Is this system compatible with smart thermostats and zone control? +

The dual-stage burner and multi-speed blower support modulating control via compatible thermostats. However, the single-stage condenser limits cooling zone flexibility. Smart thermostat integration is possible but won't optimize efficiency gains as effectively as systems with variable-stage compressors.

Does the 10-year warranty cover refrigerant leaks or compressor failure? +

Yes, the warranty covers compressor and sealed component failures. Refrigerant leaks are typically covered, but labor is excluded. Verify registration within 30 days of installation or warranty voids. Parts-only coverage limits your out-of-pocket exposure but doesn't eliminate service call fees.

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