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MRCOOL - 80% AFUE 3 Ton 45K BTU Upflow/Horizontal 5-Speed Gas Furnace

by Mr Cool
Original price $1,191.00 - Original price $1,191.00
Original price
$1,191.00 - $1,191.00
Current price $1,191.00

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Product Overview

  • Professional installation services offered in the 48 contiguous states
  • Call or email us for a quote
  • Receive installation the same day as delivery
  • No work or hassle needed. Simply buy, receive, and enjoy your product
  • Our installation team can install/assemble products wherever you'd like


  • The MRCOOL single stage, 80% AFUE gas furnace offers unparalleled warmth and safety during harsh winter weather.
  • Engineered for durability and efficiency, this system promises decades of reliable performance while keeping heating bills affordable.


  • Removable floor base for bottom return air.
  • Easily removable slide-out blower design for convenient maintenance.
  • Left or right utility connections for flexible installation.
  • Zero step horizontal conversion for adaptable placement.
  • Aluminized steel inshot burners ensure smooth ignition.
  • Multi-speed high-efficiency (constant torque) blower motor for optimal performance.
  • AHRI Certified for quality assurance.
  • Aluminized steel tapered crimped non-welded clam shell heat exchanger design for durability.
  • Heating efficiency of 80% AFUE ensures cost-effective heating.
  • Registered 10-year parts warranty for peace of mind.


  • Compact 33" height for space-saving installation.
  • Rotatable draft inducer for venting flexibility.
  • CFM: 1230
  • Tonnage: 3
  • Heating Capacity (BTU): 44,000
  • Fuel Type: Natural Gas
  • BTU Input: 44,000
  • BTU Output: 35,200
  • Voltage (V): 120
  • Phase: 1
  • Cycle: 60
  • Single Stage operation for efficient heating.
  • Max Fuse Breaker (A): 15
  • Min Circuit Ampacity (A): 6.8

Additional Details:

  • Color: Gray
  • Number of Speeds: 5
  • Number of Burners: 4
  • Gas Connection Size: 0.5
  • Blower Motor Type: ECM
  • Blower Motor HP: 1/2
  • Blower Motor RPM: 535-1230
  • Heat Exchanger Type: Aluminized Steel
  • Ignition Type: Silicon Nitride Ignitor
  • Vent Connector: 4 inch
  • CSA Certified for safety.
  • LP Kit Available for conversion (LP Kit not included).
  • Registered 20-year Heat Exchanger Warranty for added reliability.
  • Proposition 65 Warning included.
  • Restricted States: Yes (California)

Dimensions and Weight:

  • Net Depth (in): 28.38
  • Net Height (in): 33.00
  • Net Width (in): 14.50
  • Net Weight (lbs): 111.00
  • Gross Weight (lbs): 111
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