ProLine® XE Indoor 180,000 BTU Condensing Natural Gas Tankless Water Heater

Model GTS-340-NIH 100
3.4 out of 5 Customer Rating
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Installation Type
Fuel Source
Maximum BTU's

  • ENERGY STAR® certified with a UEF of 0.95
  • Continuous Hot Water—Delivers continuous hot water at a flow rate of up to 8.0 GPM
  • Optimized Heat Transfer—Primary commercial-grade copper heat exchanger is 25x better than stainless steel at heat transfer, stabilizing outgoing water temperatures quickly
  • ProLine® XE Indoor 180,000 BTU Condensing Natural Gas Tankless Water Heater
    Model GTS-340-NIH 100
    3.4 out of 5 Customer Rating
    • reviews, product
    • BV SEO Enabled: RR Not Found
    What to Expect from this Model
    modal-clock
    Unlimited
    single shower length
    modal-frame
    Unlimited
    back-to-back
    modal-frame
    2.5 showers
    at the same time
    modal-tank-capacity
    Unlimited
    max tub size
    modal-cost
    $201/year
    est. energy cost
    Based on location results for Columbus, OH 43215
    Product Details
    • ENERGY STAR® certified with a UEF of 0.95
    • Continuous Hot Water—Delivers continuous hot water at a flow rate of up to 8.0 GPM
    • Optimized Heat Transfer—Primary commercial-grade copper heat exchanger is 25x better than stainless steel at heat transfer, stabilizing outgoing water temperatures quickly
    • Corrosion Protection—Secondary heat exchanger is made of 316L Stainless Steel to protect against corrosion
    • Flexible Venting—Flexible power direct vent design allows for venting up to 100 feet using either PVC, CPVC, polypropylene or ABS Pipe (solid core)
    • Shared Vent for Multiple Units—Common vent up to 8 units
    • Simple Control & Troubleshooting—Integrated temperature controls and advanced diagnostics make it easy to adjust settings and troubleshoot problems
    • Safety Features—Added safety features include a flame sensor, temperature monitoring, and an overheat cutoff fuse
    • Peace of Mind—Industry-leading 15-year limited warranty on heat exchanger in residential applications

    • The State ProLine® XE GTS-340-NIH Indoor Tankless High Efficiency Condensing water heater uses up to 180,000 BTU/hr of natural gas to deliver an endless supply of hot water for a 2.5-bath home in northern climates and a 3.5-bath home in southern climates (one shower head per bath).

      ENERGY STAR® certified, this Ultra-Low NOx model with condensing technology has a Uniform Energy Factor of 0.95 and meets the ASHRAE 90.1b-1992 energy efficiency requirements, making it environmentally friendly and reducing operating costs.

      The GTS-340-NIH uses copper primary and 316L stainless steel for the heat exchanger tubing to provide high efficiency operation and excellent corrosion resistance. Remote control is included as a standard feature on all outdoor models. Indoor models are certified up to a 10,100 ft. altitude.

      The GTS-340-NIH tankless condensing water heater provides years of hot water through innovation and quality and is backed by an industry-leading 15-year limited warranty.

    Specifications
    Tech Specs
    Rated Storage Volume
    1 Gallons
    UEF
    0.95
    Maximum BTUs
    180,000
    Power Source
    GAS
    Limited Parts Warranty
    5 Years
    Water Connection Location
    BOTTOM
    Emissions
    Ultra-Low NOx
    First Hour Rating
    1 Gallons
    ASME Certified
    No
    LEED Rating
    1.50
    Destination Country
    US
    Digital Display
    Yes
    ENERGY STAR® Certified
    Yes
    Fuel Source
    NATURAL
    Installation Type
    INDOOR
    Limited Heat Exchanger Warranty 
    15 Years
    GPM (@67 F Temp Rise)
    5.4 GPM
    Minimum BTUs
    15,000
    Application
    RESIDENTIAL
    Shipping Height 
    33.25
    Shipping Length 
    21.75
    Shipping Width 
    15.625
    Side Loop
    No
    Dimension & Venting
    Type
    Water Heater
    Height
    23.625"
    Width
    17.75"
    Shipping Weight
    70 lbs
    Vent Type
    Power Direct Vent
    Product Comparison
    Current Product
    Option 2
    Option 3
    ProLine® XE Indoor 180,000 BTU Condensing Natural Gas Tankless Water Heater
    Adapt® SC Standard Condensing 180,000 BTU Natural Gas Tankless Water Heater
    Adapt® SC Standard Condensing 199,000 BTU Natural Gas Tankless Water Heater
    GTS-340-NIH
    STM-180M-N
    STM-199M-N
    Rebates up to $300 +
    Rebates up to $300 +
    Rebates up to $300 +
    Nominal Capacity
    1 Gallons
    1 Gallons
    Rated Storage Volume
    1 Gallons
    Width
    17.75"
    17.12"
    17.12"
    Depth
    11.25"
    11.85"
    11.85"
    Height
    23.625"
    32.46"
    32.46"
    Shipping Weight
    70lbs
    93lbs
    93lbs
    Power Source
    GAS
    GAS
    GAS
    Limited Tank Warranty
    0 Years
    0 Years
    0 Years
    Limited Parts Warranty
    5 Years
    5 Years
    5 Years
    Water Connection Location
    BOTTOM
    BOTTOM
    BOTTOM
    Water Connection Size
    0.75"
    0.75"
    First Hour Rating
    1 Gallons
    Thermal Efficiency
    0%
    0%
    0%
    All Reviews for ProLine® XE Tankless High Efficiency Condensing (100 series)
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