Independent Review · Updated June 2026

3 Ton 16 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Horizontal

Goodman's 16 SEER split system delivers solid efficiency at an unbeatable price point.

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
3 Ton 16 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Horizontal
Current Price
$2160
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This horizontal A-coil system is ideal for contractors and homeowners replacing older equipment on a budget. At $2,160, you're getting legitimate 16 SEER cooling and 80% AFUE heating without paying for premium branding.

Review

The Goodman DSXC160361 horizontal system sits in the practical middle ground of residential HVAC, targeting contractors and homeowners who need reliable performance without luxury pricing. At $2,160 for a complete 3-ton split system, it competes directly with other volume-market offerings. This A-coil configuration serves attics and basements equally well, making it flexible for various retrofit scenarios where space is limited.

Performance specs tell the story here. The air conditioning side delivers 36,000 BTU at 16 SEER using R410A refrigerant and a scroll compressor, placing it solidly in modern efficiency standards. The furnace side produces 80,000 BTU at 80% AFUE with two-stage burner technology. Variable speed blower motor runs up to 2,000 CFM, and two-stage condenser operation minimizes runtime and improves comfort control.

Pros & Cons

Pros

  • 16 SEER cooling efficiency with two-stage scroll compressor delivers real energy savings versus baseline equipment
  • 36,000 BTU cooling and 80,000 BTU heating capacity properly sizes 3-ton systems for mid-range residential applications
  • Variable speed blower motor with 2,000 CFM maximum provides better temperature control and quieter operation than fixed-speed alternatives
  • Two-stage burner and condenser reduce short cycling and improve comfort during partial-load conditions
  • Energy Star certified and AHRI certified (204633307), ensuring verified performance ratings
  • Horizontal configuration with compact 38.25 by 29 by 29 inch dimensions fits tight attic and basement installations

Cons

  • 80% AFUE is adequate but trails premium furnaces at 95%+, resulting in higher long-term heating fuel costs
  • 70.4 dB noise level is noticeable, particularly during compressor operation in quiet neighborhoods
  • No mention of scroll compressor sound dampening, limiting appeal for noise-sensitive installations

Who Should Buy

Best For

Contractors serving price-conscious customers in moderate climates, and homeowners replacing 10-15 year old systems who prioritize upfront affordability over premium efficiency. This system makes financial sense when energy costs are moderate and replacement frequency matters more than maximum efficiency.

Consider Alternatives If

Anyone in high-heating climates or with substantial annual furnace runtime should consider 90%+ AFUE models to recover the premium through utility savings. Similarly, homeowners in areas with strict noise ordinances or those seeking top-tier efficiency should explore higher-tier Goodman lines.

3 Ton 16 SEER 80% AFUE 80,000 BTU Goodman Gas Furn
$2160
Buy at HVACDirect →

Installation

This horizontal unit requires standard sweat connections using 3/8 inch liquid and 7/8 inch suction lines. Metal exhaust flue is mandatory for safe combustion gas exit. Electrical demands 208/230V single phase, 60 Hz with 21.8 to 35 amp breaker sizing depending on installation specifics. AHRI certification simplifies permitting and inspection approval.

Warranty & Reliability

Goodman backs this system with 10 years parts coverage upon online registration. This is competitive for mid-tier equipment but requires proactive registration to activate. Coverage protects against manufacturing defects, though labor costs remain the homeowner's responsibility.

Specifications

SKUDSXC160361
Brand/ManufacturerGoodman
Cooling BTU36,000
Heating BTU80,000
RefrigerantR410A
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)70.4
Weight (in lbs)202.000000
FeatureSpec
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.
AHRI Certificate Number204633307
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementMetal
Furnace Efficiency / AFUE80%
Blower MotorVariable Speed
Maximum CFM2000
ConfigurationHorizontal
Burner StagesTwo
Fuel TypePropane, Natural Gas
Height38.25"
Width29"
Depth29"
ResourcesGoodman Specifications You will need Adobe® Acrobat® Reader to view PDF documents.
Liquid Line3/8"
Suction Line7/8"
Tonnage3 Ton
StyleA-Coil
Energy StarYes
SEER1 (Efficiency)16
Condenser StagesTwo Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size3/4"
Max Breaker Size35 amps
Min. Breaker Size21.8 amps
Valve TypeSweat

Frequently Asked Questions

What does 16 SEER actually mean for my monthly cooling bills? +
SEER measures seasonal efficiency, so 16 SEER systems use approximately 20-25% less electricity than 13 SEER baseline units in typical climates. Your actual savings depend on usage patterns, local electricity rates, and thermostat management. Most homeowners see payback within 5-7 years in moderate climates.
Can I install this in a tight attic space? +
Yes. The horizontal configuration measures 38.25 inches tall, 29 inches wide and deep, and weighs 202 pounds. You'll need clearance for airflow around the unit and access space for service. Verify your attic structure can handle the weight and vibration over time.
How does 80% AFUE compare to high-efficiency furnaces? +
80% AFUE is standard, not high-efficiency. Premium models reach 95%+, converting more fuel to heat. In cold climates with 1,000+ heating hours annually, higher AFUE recovers its premium cost. In mild climates, 80% remains economical.
Is Goodman less reliable than Carrier or Lennox? +
Goodman builds the same components used in premium brands, but cuts marketing and design overhead. Real-world failure rates are comparable across volume manufacturers. Your installation quality and maintenance habits matter far more than brand prestige.
Does the 10-year warranty cover labor if something breaks? +
No. The 10-year coverage includes parts only, assuming online registration is completed. You pay labor costs for technician visits and repairs. Service contracts can add coverage if desired.

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