Independent Review · Updated June 2026

5 Ton 14.5 SEER Goodman Heat Pump Variable Speed Air Conditioner System - Horizontal

5-ton heat pump with solid 14.5 SEER efficiency and variable-speed reliability

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
5 Ton 14.5 SEER Goodman Heat Pump Variable Speed Air Conditioner System - Horizontal
Current Price
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// Bottom Line
This ACiQ unit is ideal for contractors and homeowners replacing older Goodman equipment or seeking a dependable mid-range heat pump for mixed climates. The 14.5 SEER rating balances efficiency gains with reasonable upfront costs, and the variable-speed ECM blower keeps energy use down during partial-load conditions.

Review

The ACiQ 5-ton heat pump is a straightforward, competent air conditioning and heating solution built on Goodman's established platform. Positioned in the mid-efficiency tier, this horizontal A-coil unit delivers reliable performance without cutting-edge technology costs. It's designed for contractors who value predictability and homeowners seeking practical efficiency gains over their existing systems. The 57,000 BTU cooling capacity and 58,000 BTU heating output suit most single-family residential applications across moderate climate zones.

The 14.5 SEER1 efficiency rating represents solid modern performance, though it reflects legacy SEER1 measurement rather than the newer SEER2 standard used on premium units. The variable-speed ECM blower motor is the efficiency workhorse here, automatically adjusting CFM from partial to 2,000 maximum based on demand. This modulation reduces wasted fan energy during low-load periods. Backup heat options range from 3 kW to 20 kW, providing flexibility for retrofit installations. The scroll compressor handles single-stage cooling with adequate capacity and proven durability in field service.

Pros & Cons

Pros

  • Variable-speed ECM blower motor reduces runtime energy consumption and improves comfort with modulating airflow
  • 14.5 SEER efficiency meets modern standards without premium pricing, delivering 57,000 BTU cooling and 58,000 BTU heating capacity
  • Flexible electric backup heat options from 3 kW to 20 kW accommodate various climate zones and existing electrical infrastructure
  • Compact horizontal A-coil design fits tight attic and crawlspace installations with manageable 120 lb weight
  • 10-year warranty with online registration provides solid long-term protection typical of Goodman's brand reliability

Cons

  • 14.5 SEER1 rating trails newer SEER2-rated units by approximately 15-20%, limiting qualification for premium utility rebates
  • Single-stage condenser cannot modulate cooling capacity, potentially cycling on and off more in mild weather versus two-stage alternatives
  • 77 dB noise level at rated capacity may be noticeable in quiet residential settings, especially during peak summer cooling

Who Should Buy

Best For

Contractors performing equipment replacements on Goodman legacy systems, and homeowners in moderate climates seeking cost-effective efficiency upgrades. This unit works particularly well where electric backup heat is needed and existing electrical service supports the 34.6 to 60 amp breaker range.

Consider Alternatives If

Buyers in consistently cold climates requiring premium heating efficiency, or homeowners pursuing maximum SEER2 ratings to capture available rebate programs.

5 Ton 14.5 SEER Goodman Heat Pump Variable Speed A
$0
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Installation

Installation requires standard refrigerant line sizing, 3/8 inch liquid line and 1 1/8 inch suction line with 1/2 inch insulation thickness. The unit ships with 50 feet of pre-insulated lineset, covering most residential runs. Electrical demands range 208 to 230V single-phase 60Hz, with minimum 34.6 amp breaker and maximum 60 amp capacity. Horizontal placement suits attic mounting, requiring adequate clearance for airflow and access for future service.

Warranty & Reliability

Goodman backs this unit with a 10-year parts warranty activated through online registration. This coverage is solid for the price point, though not exceptional compared to some competitors offering lifetime compressor warranties. Registration is straightforward and strongly recommended to activate full protection. Coverage applies to factory defects, not installation errors or refrigerant loss from field work.

Specifications

SKUACIQ-60-EHPD-UPG
Brand/ManufacturerACiQ
Cooling BTU57,000
Heating BTU58,000
RefrigerantR454B
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)77
Weight (in lbs)120.000000
FeatureSpec
Blower MotorVariable Speed - ECM
Maximum CFM2,000
Electric Backup Heat Capabilities (Optional)3 Kilowatts, 5 Kilowatts, 6 Kilowatts, 8 Kilowatts, 10 Kilowatts, 15 Kilowatts, 20 Kilowatts
Max Breaker Size60 amps
Tonnage5 Ton
Height38.25"
Width35.5"
Depth35.5"
ResourcesGoodman Specifications Goodman Customer Brochure Goodman Installation Instructions Goodman Kit Instructions Goodman Parts Manual Goodman Service Manual Goodman 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.
ConfigurationHorizontal
Liquid Line3/8"
Suction Line1 1/8"
StyleA-Coil
ReplacesGSZ140611
Energy StarNo
SEER1 (Efficiency)14
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Min. Breaker Size34.6 amps
Valve TypeSweat
Suction Line Insulation Thickness1/2"
Length50 feet

Frequently Asked Questions

What does the 14.5 SEER1 rating actually mean for my electric bill? +
SEER1 measures cooling efficiency; 14.5 means 14.5 BTU of cooling per watt-hour consumed. For this 57,000 BTU unit, expect approximately 3,900 watts input at peak load. Real savings depend on runtime hours, thermostat settings, and local electricity rates. Variable-speed operation improves part-load efficiency beyond the SEER rating.
Is this unit compatible with my existing ductwork and indoor coil? +
This replaces model GSZ140611 and works with matching Goodman indoor A-coils rated for 5-ton systems. The 3/8 inch and 1 1/8 inch line sizes are industry standard. Verify your indoor coil is compatible before purchase, and ensure ductwork design supports 2,000 CFM maximum airflow without excessive static pressure.
How does single-stage cooling affect comfort and efficiency? +
Single-stage operation runs at full capacity or off, without intermediate levels. This suits steady-state cooling but causes more frequent short cycles in mild weather. Two-stage units provide smoother control and lower run percentages. For moderate climates with variable temperatures, the variable-speed blower helps compensate by modulating airflow rather than cycling the compressor.
How does this compare to newer SEER2-rated heat pumps? +
SEER2 uses stricter testing conditions and typically rates 15-20% lower numerically than SEER1. A comparable SEER2 unit might show 11.5 to 12.0, though real-world efficiency is similar. Newer units often include two-stage compressors and variable-speed components for better modulation. SEER2 units often qualify for larger utility rebates.
Does online registration really matter for the warranty? +
Yes, registration is required to activate the full 10-year coverage. Without it, coverage may default to shorter periods. Registration is free and takes minutes through Goodman's website. Keep proof of registration with your documentation in case claims arise.

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