Base™ 90 Gas Furnace

Models: 58MCB

Base™ 90 Gas Furnace

The Base 90 gas furnace is designed for reliable heating and long-lasting durability, featuring up to 92% Annualized Fuel Utilization Efficiency (AFUE).

  • Ratings
  • Rating 4 of 7 Energy Efficiency
  • Rating 5 of 7 Quiet Level
  • Rating 7 of 7 Durability

Serpentuff™ secondary heat exchanger for long life

10-year parts limited warranty when properly registeredTo the original owner, the Carrier Base™ 90 Gas Furnace is covered by a 10-year parts and lifetime heat exchanger limited warranty upon timely registration of your new equipment. The secondary heat exchanger carries a 20-year labor limited warranty. Ask your Carrier dealer about optional extended warranties, which may include labor. Warranty period is a 5-year on parts and 20-year on heat exchangers if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty and a lifetime parts limited warranty on the heat exchangers. See warranty certificate at carrier.com for complete details.

Propane convertible

Sealed, low-noise combustion system

Pilot-free PowerHeat™ ignition

Energy efficient, up to 92% AFUE

Model: 58MCB
EfficiencyUp to 92% AFUE
Limited Warranty10-year parts limited warranty when properly registered; Lifetime limited warranty on heat exchangerTo the original owner, the Carrier Base™ 90 Gas Furnace is covered by a 10-year parts and lifetime heat exchanger limited warranty upon timely registration of your new equipment. The secondary heat exchanger carries a 20-year labor limited warranty. Ask your Carrier dealer about optional extended warranties, which may include labor. Warranty period is a 5-year on parts and 20-year on heat exchangers if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty and a lifetime parts limited warranty on the heat exchangers. See warranty certificate at carrier.com for complete details.
DetailsAs an ENERGY STAR partner, Carrier Corporation has determined that the Base™ 90 gas furnace meets the ENERGY STAR guidelines for energy efficiency.
Controls SupportedThermostat
DiagnosticsOn Board
Capacity40,000 - 138,000 BTUH
Blower MotorSingle speed
Primary Heat ExchangerSerpentuff™ polypropylene-coated
FuelNatural Gas; convertible to liquid propane (LP)
ProfileMultipoise design
ConstructionGalvanized steel
PaintBaked on urethane base coat and polyester top coat
DetailsAs an ENERGY STAR partner, Carrier Corporation has determined that the Base™ 90 gas furnace meets the ENERGY STAR guidelines for energy efficiency.
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