Base™ 80 Gas Furnace

Models: 58STA, 58STX

Base™ 80 Gas Furnace
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Warm, Comfortable Heating in a Compact Furnace

The Base 80 gas furnace features 80% Annualized Fuel Utilization Efficiency (AFUE) and because of its small size, it can fit in the tightest of installations.

  • Ratings
  • Rating 4 of 7 Energy Efficiency
  • Rating 4 of 7 Quiet Level
  • Rating 7 of 7 Durability
  • Heat Pumps: Efficient Heating and Cooling
  • A Breath of Fresh Air - Learn more about air quality
  • Locate a Dealer
Up to 80 AFUE Heats

Energy efficiency-80% AFUE

Pilot-free PowerHeat™ ignition

10-year parts limited warranty when properly registered1

Model: 58STA 58STX

58STA

Performance
Efficiency 80% AFUE
Limited Warranty 10-year parts limited warranty when properly registered; 20-year limited warranty on heat exchanger1
Controls
Controls Supported Thermostat
Diagnostics LED
Technology
Capacity 44,000 - 154,000 BTUH
Blower Motor Single speed
Primary Heat Exchanger Serpentuff™ polypropylene-coated
Fuel Natural Gas; convertible to liquid propane (LP)
Aesthetics
Profile 4-way multipoise furnace
Construction Galvanized steel
Paint Baked on urethane base coat and polyester top coat
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58STX

Performance
Efficiency 80% AFUE Low NOx
Limited Warranty 10-year parts limited warranty when properly registered; 20-year limited warranty on heat exchanger1
Controls
Controls Supported Thermostat
Diagnostics LED
Technology
Capacity 44,000 - 154,000 BTUH
Blower Motor Single speed
Primary Heat Exchanger Serpentuff polypropylene-coated
Fuel Natural Gas; convertible to liquid propane (LP)
Aesthetics
Profile 4-way multipoise furnace
Construction Galvanized steel
Paint Baked on urethane base coat and polyester top coat
↑ Back to Top
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  1. To the original owner, the Carrier Base™ 80 Gas Furnace is covered by a 10-year parts and 20-year heat exchanger limited warranty upon timely registration of your new equipment. Ask your Carrier dealer about optional extended warranties, which may include labor. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate at carrier.com for complete details.