MCO-CRS-44B2B-P - Commercial Outodoor Tankless Rack System - Back-to-Back - 796,000 BTUs

Model MCO-CRS-44B2B-P 101
Number of Water Heaters
Fuel Source
Installation Type
Rack Size

  • 796,000 BTUs input
  • Easy-Link up to 4 units or Multi-Link up to 20 units
  • Equipped with the industry’s lightest 199,000 BTU high-efficiency condensing tankless heaters
  • MCO-CRS-44B2B-P - Commercial Outodoor Tankless Rack System - Back-to-Back - 796,000 BTUs
    Model MCO-CRS-44B2B-P 101
    Product Details
    • 796,000 BTUs input
    • Easy-Link up to 4 units or Multi-Link up to 20 units
    • Equipped with the industry’s lightest 199,000 BTU high-efficiency condensing tankless heaters
    • Simplified Installation—Reduces installation costs with three simple connections: cold water, hot water, and gas
    • Storage Integration—Easily integrates storage into the design
    • Redundancy for Reliability—Multiple combustion systems ensure uninterrupted operation and allow individual units to be isolated for maintenance
    • Indoor and Outdoor Models—Indoor units featuring top-mounted air supply inlets and exhaust vents
    • Includes a temperature remote providing diagnostic information, fault history, and heater set temperature
    • 6-year limited heat exchanger warranty

    • The Commercial Tankless Free Standing Back-To-Back Rack System incorporates the industry’s lightest 199,000 BTU high-efficiency condensing tankless heaters. This system is designed to be expandable, allowing configurations that can support up to 1,194,000 BTU on a single rack and the ability to link up to 20 heaters using a multi-link system. Its redundancy feature ensures reliability by utilizing multiple combustion systems, enabling individual units to be isolated for maintenance. Installation is simplified with just three connections—cold water, hot water, and gas—reducing costs and time. The system can seamlessly integrate storage.

      The system is available in both indoor and outdoor models and supports natural gas and propane fuel types. The rack system is factory-assembled and pre-plumbed, featuring copper water supply lines, flexible stainless steel water and gas lines, and isolation valves with pressure relief valves for each heater. The heaters are ENERGY STAR® qualified, meet U.S. Department of Energy efficiency standards, and comply with low NOx emissions regulations. With a robust warranty covering heat exchangers, tankless parts, and rack parts, the system offers peace of mind and long-term reliability for commercial applications.

    Specifications
    Tech Specs
    Maximum BTUs
    796,000
    Power Source
    GAS
    Limited Tank Warranty
    6 Years
    Limited Parts Warranty
    5 Years
    Water Connection Size
    0.75"
    ASME Certified
    No
    Destination Country
    US
    Fuel Source
    PROPANE
    Installation Type
    OUTDOOR
    Limited Heat Exchanger Warranty 
    6 Years
    Number of Water Heaters
    4
    Application
    COMMERCIAL
    Rack-Mounted
    Yes
    Shipping Height 
    69.5
    Shipping Length 
    49.5
    Shipping Width 
    39
    Side Loop
    No
    Dimension & Venting
    Type
    Water Heater
    Height
    53.09"
    Width
    30.5"
    Shipping Weight
    481 lbs
    Height to Gas Valve
    7.5"