XCalibur™ Premium Condensing Ultra-Low NOx 199,000 BTU Natural Gas Tankless Water Heater

Model LTHR-199X3 100
X3® Scale Prevention Technology
Maximum BTU's

  • ENERGY STAR® certified with a Uniform Energy Factor of 0.95
  • Flexibility in Installation—Field convertible from natural gas to liquid propane; PVC venting flexibility (2” up to 75’ & 3" up to 150’); Install indoor or outdoor (outdoor kit sold separately)
  • Save up to $116/year on annual operating costs—When compared to a standard 50-gallon atmospheric natural gas tank water heater.
  • XCalibur™ Premium Condensing Ultra-Low NOx 199,000 BTU Natural Gas Tankless Water Heater
    Model LTHR-199X3 100
    Product Details
    • ENERGY STAR® certified with a Uniform Energy Factor of 0.95
    • Flexibility in Installation—Field convertible from natural gas to liquid propane; PVC venting flexibility (2” up to 75’ & 3" up to 150’); Install indoor or outdoor (outdoor kit sold separately)
    • Save up to $116/year on annual operating costs—When compared to a standard 50-gallon atmospheric natural gas tank water heater.
    • Lasts 3x Longer!—with X3® Scale Prevention Technology provides protection for the heat exchanger.
    • Improved Efficiency & Reliability—Patented heavy-duty, stainless-steel heat exchanger features only two weld points and eliminates the need for a secondary heat exchanger
    • Reduced Wait Time for Hot Water—Integrated recirculation pump assists in the delivery of hot water quickly (recirculation plumbing from fixture to unit required)
    • Expandable for Larger Applications—Cascade up to 12 like heaters when multiple water heaters are required to work in conjunction (cable included)
    • Built-in Control Display—Check status, error codes and settings and review up to two (2) recirculating schedules using the built-in display
    • Optional Remote Activation—An optional kit allows the user to engage the heater to recirculate hot water at a touch of a button for on-demand, continuous hot water

    • XCalibur™ premium condensing gas tankless water heaters deliver robust, on-demand performance and the flexibility to install in practically any residential setting. Built-in X3® Scale Prevention Technology helps maintain like-new performance by protecting the heat exchanger from build-up, which can make the heat exchanger last up to three times longer than a standard tankless water heater while maintaining like-new performance.

    Specifications
    Tech Specs
    UEF
    0.95
    Maximum BTUs
    199,000
    Power Source
    GAS
    Limited Parts Warranty
    5 Years
    Water Connection Location
    BOTTOM
    Water Connection Size
    3/4-in"
    Emissions
    Ultra-Low NOx
    ASME Certified
    No
    Amperes
    5
    Destination Country
    US
    ENERGY STAR® Certified
    true
    Flue Diameter
    2.00
    Fuel Source
    NATURAL
    Ignition Type
    Electronic Hot Surface Igniter
    Installation Type
    BOTH
    Limited Heat Exchanger Warranty 
    15 Years
    Max Flow Rate
    5.9 GPM
    Minimum BTUs
    9,000.00
    Application
    RESIDENTIAL
    Shipping Height 
    20.75"
    Shipping Length 
    40"
    Shipping Width 
    22.25"
    Side Loop
    No
    Vent Material
    ABS, PVC, CPVC and polypropylene
    Voltage
    120
    Dimension & Venting
    Type
    Water Heater
    Height
    41.8"
    Width
    16.53"
    Shipping Weight
    125lbs