Independent Review · Updated June 2026

1.5 Ton 15 SEER Goodman Heat Pump Variable Speed Air Conditioner System - Upflow/Downflow

Budget-friendly 1.5-ton heat pump with variable-speed efficiency and solid SEER rating

7.8
IndustrialRank Score
Efficiency
8.0
Reliability
7.6
Value
8.2
Installation
8.3
Warranty
7.9
1.5 Ton 15 SEER Goodman Heat Pump Variable Speed Air Conditioner System - Upflow/Downflow
Current Price
$1409
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This unit works best for budget-conscious homeowners upgrading older systems in moderate climates or as a secondary cooling/heating zone. At $1,409, it delivers respectable efficiency without premium pricing, though the spec discrepancy between advertised 1.5-ton and actual 3-ton rating needs clarification before purchase.

Review

The Goodman 1.5-ton heat pump system positions itself as an accessible entry point for homeowners seeking variable-speed cooling and heating without premium pricing. Listed at $1,409, it targets contractors and DIY installers managing tight budgets while maintaining Energy Star compliance. The unit handles both upflow and downflow installations, offering flexibility that appeals to retrofit projects where ductwork already exists. However, spec confusion between advertised 1.5-ton capacity and listed 3-ton tonnage requires manufacturer clarification before committing to purchase.

Performance specs show 18,000 BTU cooling and heating capacity with a 14 SEER1 efficiency rating, which meets current standards but trails high-efficiency competitors at similar price points. The variable-speed ECM blower motor is the standout feature, automatically adjusting airflow to match demand rather than cycling on and off like traditional units. This approach reduces electricity consumption during partial-load conditions, a meaningful advantage over fixed-speed systems. The 208/230V, single-phase electrical requirement fits standard residential service, and the 11.8 to 20-amp breaker range accommodates most existing panels.

Pros & Cons

Pros

  • Variable-speed ECM blower motor maximizes efficiency and reduces operating costs compared to single-speed units
  • 18,000 BTU capacity handles 1.5-ton cooling and heating needs adequately for smaller spaces or zones
  • 14 SEER1 rating qualifies as Energy Star certified, meeting current efficiency standards
  • Compact A-coil design fits upflow and downflow configurations, offering installation flexibility
  • 10-year warranty with online registration provides reasonable long-term coverage at this price point

Cons

  • Spec sheet lists conflicting tonnage: title says 1.5-ton but specs show 3-ton, creating purchasing confusion
  • Single-stage compressor lacks modulation efficiency compared to variable-capacity competitors
  • 70 dBA noise level is moderate, not ideal for noise-sensitive installations or bedrooms
  • No SEER2 rating provided, making apples-to-apples comparison with newer units difficult

Who Should Buy

Best For

Homeowners replacing aging 1.5-ton systems in mild-to-moderate climates who prioritize affordability and basic efficiency improvements. Contractors working on budget-constrained residential projects or zone expansions will appreciate the competitive pricing and flexible configuration options.

Consider Alternatives If

Anyone in extreme climates needing maximum efficiency, high-performance noise control, or comparing strictly against newer SEER2-rated equipment should explore higher-tier options.

1.5 Ton 15 SEER Goodman Heat Pump Variable Speed A
$1409
Buy at HVACDirect →

Installation

Installation requires standard refrigerant line connections with 3/8-inch liquid and 3/4-inch suction lines, both pre-insulated to 3/4-inch thickness. The unit ships with 50 feet of lineset included, reducing additional material costs for typical residential runs. Sweat-type valves and straightforward A-coil design simplify connection to furnaces or air handlers. Electrical hookup is straightforward for licensed installers working with 208/230V single-phase service.

Warranty & Reliability

Goodman provides a 10-year parts warranty when registered online, covering manufacturing defects in the compressor, coil, and electrical components. This duration is competitive for budget-tier equipment but trails premium brands offering 12-year coverage. Online registration is mandatory to activate the full term, so documentation and timely enrollment matter. Evaporator coil warranty terms are separately documented in provided resources.

Specifications

SKULS38343850
Brand/ManufacturerOnline Supply
Cooling BTU18000
Heating BTU18000
RefrigerantR410A or R22
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)70
Weight (in lbs)22.000000
FeatureSpec
Blower MotorVariable Speed - ECM
Maximum CFM1,200
Electric Backup Heat Capabilities (Optional)3 Kilowatts, 5 Kilowatts, 6 Kilowatts, 8 Kilowatts, 10 Kilowatts, 15 Kilowatts
Max Breaker Size20 amps
Tonnage3 Ton
Height30"
Width17.5"
Depth21"
ResourcesCAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 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.
ReplacesGSZ140191
Energy StarYes
SEER1 (Efficiency)14
Condenser StagesSingle Stage
Compressor TypeRotary
Liquid Valve Size3/8"
Suction Valve Size3/4"
Min. Breaker Size11.8 amps
Valve TypeSweat
ConfigurationUpflow / Downflow
Liquid Line3/8"
Suction Line3/4"
StyleA-Coil
Suction Line Insulation Thickness3/4"
Length50 feet

Frequently Asked Questions

What's the tonnage discrepancy between 1.5-ton in the title and 3-ton in the specs? +
The 18,000 BTU rating confirms 1.5-ton capacity. The 3-ton spec listing appears to be a data entry error in the manufacturer's database. Contact the supplier for written confirmation before ordering to avoid mismatched equipment with your furnace or air handler.
Can I use this with my existing furnace? +
Yes, if your furnace accepts an A-coil evaporator and has 208/230V single-phase power available. The upflow/downflow configuration accommodates most standard installations. Verify your furnace's coil compatibility and electrical capacity with the original equipment manual before ordering.
How does the variable-speed motor improve efficiency? +
ECM motors ramp down during light cooling/heating loads instead of running full-speed then shutting off. This reduces compressor cycling losses and electricity draw, typically lowering summer electric bills 10-15% compared to fixed-speed units of similar age and SEER rating.
How does 14 SEER1 compare to newer systems? +
14 SEER1 is respectable but not cutting-edge. Modern high-efficiency units hit 16-18 SEER2. For perspective, this unit qualifies as Energy Star, meaning it meets EPA minimum efficiency standards, but premium competitors offer noticeably better performance at higher prices.
Do I need a licensed electrician for installation? +
Yes. Refrigerant line connections and electrical work require EPA certification and licensing in most states. DIY installation can void the warranty and create safety hazards. Budget $800-1,500 for professional installation labor.

Affiliate disclosure: IndustrialRank earns a commission on qualifying purchases at no extra cost to you. We only recommend products we have independently reviewed.