Independent Review · Updated June 2026

4 Ton 14 SEER Goodman Air Conditioner with Horizontal Slab Coil

Solid mid-range 4-ton cooling with R454B efficiency and budget-friendly pricing

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
4 Ton 14 SEER Goodman Air Conditioner with Horizontal Slab Coil
Current Price
$0
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// Bottom Line
This ACiQ unit delivers legitimate value for contractors and homeowners needing affordable 4-ton cooling without premium pricing. The 14 SEER rating and R454B refrigerant make it a practical choice for moderate climates where maximum efficiency isn't the priority.

Review

The ACiQ 4-ton horizontal slab coil condenser represents the practical middle ground in residential HVAC equipment. Manufactured under Goodman's proven platform, this unit targets contractors and homeowners who prioritize straightforward cooling performance over cutting-edge efficiency gains. At 48,000 BTU capacity with R454B refrigerant compliance, it addresses real market demand for no-nonsense equipment that installers understand and customers can afford without breaking project budgets.

Performance metrics show competent engineering: 14 SEER1 efficiency rating, scroll compressor architecture, and single-stage operation delivering consistent cooling without variable capacity complexity. The unit operates at 74 dB, which is noticeable but not excessive for a 4-ton condenser. Electrical requirements are standard, requiring 208/230V single-phase 60 Hz service with 26.4 to 45 amp breaker sizing. The 3/8 inch liquid line and 7/8 inch suction line with 30-foot pre-charged line set simplify field connections for experienced technicians.

Pros & Cons

Pros

  • 14 SEER rating provides solid efficiency without premium cost, delivering 48,000 BTU cooling capacity
  • Scroll compressor technology offers proven reliability and smooth operation at 74 dB noise level
  • Horizontal slab coil design simplifies installation in tight attic spaces or crawlspaces
  • R454B refrigerant meets current environmental standards without costly system redesigns
  • 10-year warranty with online registration provides genuine long-term protection

Cons

  • Single-stage compressor lacks variable capacity, meaning less precise temperature control than two-stage units
  • Not Energy Star rated, so commercial rebate opportunities may be limited in some jurisdictions
  • 74 dB noise level runs louder than high-efficiency competitors, noticeable during operation

Who Should Buy

Best For

Budget-conscious homeowners in moderate climates and contractors building spec homes where 14 SEER efficiency satisfies code without overbuilding. This unit makes sense for replacement jobs where existing ductwork and electrical capacity already accommodate a 4-ton single-stage system.

Consider Alternatives If

Buyers in hot climates needing maximum cooling efficiency or noise-sensitive installations should explore two-stage or variable-speed alternatives.

4 Ton 14 SEER Goodman Air Conditioner with Horizon
$0
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Installation

Installation complexity remains low for experienced HVAC professionals. The horizontal slab configuration fits standard attic joists or concrete pads without requiring structural modifications. Dimensions are 36.25 inches tall by 35.5 inches wide and deep, making it manageable for two-person crews. Line set connections are straightforward using standard flare fittings. Contractors should verify adequate clearance around the unit and confirm electrical service matches the 208/230V requirement before scheduling installation.

Warranty & Reliability

ACiQ provides 10-year comprehensive warranty coverage when buyers complete online registration within 30 days of purchase. This warranty protects against manufacturing defects in compressor, coil, and electrical components. Registration is straightforward through the Goodman website. Warranty claims are handled by Goodman's nationwide dealer network, ensuring parts availability. This coverage level matches mid-tier market expectations and provides genuine peace-of-mind for residential applications.

Specifications

SKUACIQ-48-EHPD-UPG
Brand/ManufacturerACiQ
Cooling BTU48,000
RefrigerantR454B
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)74
Weight (in lbs)120.000000
FeatureSpec
ConfigurationHorizontal
Liquid Line3/8"
Suction Line7/8"
Tonnage4 Ton
StyleSlab
Height36.25"
Width35.5"
Depth35.5"
ResourcesGoodman Installation Manual Goodman Specifications Goodman Brochure Goodman Warranty Information Goodman Service Instructions Goodman Kit Instructions Goodman Parts Manual 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.
Energy StarNo
SEER1 (Efficiency)14
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size45 amps
Min. Breaker Size26.4 amps
Suction Line Insulation Thickness3/8"
Length30 feet

Frequently Asked Questions

How does this 14 SEER unit compare to 16 or 18 SEER alternatives? +
14 SEER equipment costs 20-30% less upfront while using single-stage compression instead of variable-stage technology. You'll see modest energy bill increases in heating-dominated climates, but the payback period may exceed 10 years. Choose 14 SEER when upfront affordability matters more than long-term efficiency optimization.
What does R454B refrigerant mean for my existing system? +
R454B is a modern low-GWP refrigerant that won't retrofit into older R22 or R410A systems without complete recharging. For new installations, R454B requires proper recovery equipment and certified technicians. It delivers similar performance to R410A but with reduced environmental impact under EPA regulations.
Is 74 dB noise level acceptable for residential use? +
74 dB is comparable to a vacuum cleaner, noticeable but tolerable during daytime hours. Noise-sensitive locations near bedrooms may benefit from higher-efficiency two-stage units that modulate compressor speed. Most homeowners adjust within one season and report no complaints during normal operation.
Why choose horizontal slab configuration over vertical? +
Horizontal slabs fit attics with limited headroom and crawlspaces where vertical equipment won't fit. They drain condensate through gravity alone, reducing pump complexity. Vertical units work better in basements or mechanical rooms where space is plentiful and aesthetics matter.
Does this unit qualify for utility rebates? +
Without Energy Star certification, this unit won't qualify for most utility rebates requiring 16+ SEER ratings. Check your local utility's rebate schedule before purchase, as some programs accept 14 SEER equipment. Federal tax credits generally require higher efficiency tiers.

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