Cyclone® XL 120-Gallon Condensing Gas Water Heater with Modulating Burner

Model BTHS-750A 101
Capacity (Gallons)
Fuel Source
ASME Indicator
Maximum BTU's

  • ENERGY STAR® certified - Up to 97% thermal efficiency dramatically lowers operating costs
  • Intelligent Demand Response control system senses large water draws and automatically adjusts the differential setpoint, increasing the hot water available when it is needed the most
  • Submerged combustion chamber, with stainless steel helical heat exchanger, positioned in center of tank, surrounded by water to virtually eliminate radiant heat loss from chamber
  • Cyclone® XL 120-Gallon Condensing Gas Water Heater with Modulating Burner
    Model BTHS-750A 101
    Product Details
    • ENERGY STAR® certified - Up to 97% thermal efficiency dramatically lowers operating costs
    • Intelligent Demand Response control system senses large water draws and automatically adjusts the differential setpoint, increasing the hot water available when it is needed the most
    • Submerged combustion chamber, with stainless steel helical heat exchanger, positioned in center of tank, surrounded by water to virtually eliminate radiant heat loss from chamber
    • iCOMM™ remote monitoring provides detailed diagnostic fault notifications and control of the set point and differential using the free A.O. Smith app
    • Single 750 BTU/h unit has a smaller footprint than most other 750 BTU/h options
    • Patent pending stainless steel heat exchange system provides 97% thermal efficiency
    • Rugged stainless steel construction, glass-lining, and powered anodes provide superior corrosion resistance
    • ASME tank construction standard on all models
    • 5-year limited tank and 1-year limited parts warranty

    • Cyclone® XL extends the existing Cyclone condensing water heater tank line to 750,000 and 1,000,000 BTU/hour in a comparable footprint, making it ideal for the largest commercial applications. Hotels, apartment buildings, multi-family complexes, stadiums, convention centers, and high rise/sky rise towers are ideally suited for Cyclone XL water heaters. BTHS-750A uses up to 750,000 BTU/h of gas to deliver 882 GPH at 100°F rise. A. O. Smith offers the largest commercial product selection available, including the most specified commercial unit in the U.S. We offer more than 500 different commercial models, including gas fired, oil-fired and electric configurations, ranging in capacities from 5 to 10,000 gallons, with input range from 50,000 BTU to the equivalent of 4,000,000 BTU. Our comprehensive line is the natural fit for spec jobs requiring everything from the smallest commercial installation up to the largest multi-structure complex.

    Specifications
    Tech Specs
    Nominal Gallon Capacity
    120 Gallons
    Rated Storage Volume
    119 Gallons
    Thermal Efficiency
    97%
    Maximum BTUs
    750,000
    Power Source
    GAS
    Limited Tank Warranty
    5 Years
    Limited Parts Warranty
    1 Years
    T&P Relief Valve
    Yes
    Water Connection Size
    2"
    ASME Certified
    Yes
    ASME Stamp
    HLW
    Amperes
    6.5
    Destination Country
    US
    Digital Display
    Yes
    ENERGY STAR® Certified
    Yes
    Flue Diameter
    6.00
    Fuel Source
    PROPANE
    Installation Type
    INDOOR
    Minimum BTUs
    470,000
    Application
    COMMERCIAL
    Recovery Rise at 90°F
    980
    Shipping Height 
    90.5"
    Shipping Length 
    52"
    Shipping Width 
    42"
    Side Loop
    No
    Voltage
    120
    Dimension & Venting
    Type
    Water Heater
    Height
    80.75"
    Diameter
    33.12 in."
    Shipping Weight
    1300 lbs
    Height to Gas Valve
    61"
    Vent Material
    PVC, CPVC, Polypropylene, AL29-4C Stainless
    Maintenance & Troubleshooting
    Maintenance

    Cyclone® XL - Commercial Gas - Sizing

    Modulating High Efficiency XL Commercial Gas - Controls

    Modulating High Efficiency XL Commercial Gas - Sequence of Operation

    Troubleshooting

    Modulating High Efficiency XL Commercial Gas - Blocked Air Intake Error

    Modulating High Efficiency XL Commercial Gas - Blocked Exhaust Error

    Modulating High Efficiency XL Commercial Gas - Flow Not Detected

    Modulating High Efficiency XL Commercial Gas - Ignition Failure

    Marketing Videos
    Cyclone® XL - Application and Installation
    Cyclone® XL - Features and Benefits
    Cyclone® XL - How it Works