ProLine® XE 50-Gallon Ultra-Low NOx Power Vent Natural Gas Water Heater

Model GPNH-50
4 out of 5 Customer Rating
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Capacity (Gallons)

  • 71-gallon First Hour Rating
  • 42,000 BTU input power vent design delivers up to 0.65 Uniform Energy Factor
  • Ultra-Low NOX Green Choice® Gas Burner, meets or exceeds emission requirements in California & Utah
  • Product Details
    • 71-gallon First Hour Rating
    • 42,000 BTU input power vent design delivers up to 0.65 Uniform Energy Factor
    • Ultra-Low NOX Green Choice® Gas Burner, meets or exceeds emission requirements in California & Utah
    • Automatic pilot relight system shuts reduces gas consumption and eliminates nuisance pilot outages
    • Patented Blue Diamond® glass tank lining protects against corrosion
    • DynaClean™ automatic cleaning system protects against sediment build-up
    • Stainless steel Coregard™ anode rod protects against corrosion longer than ordinary anodes
    • Commercial-grade brass drain valve for durable and easy operation
    • CSA Certified and ASME Rated T&P Relief Valve, Factory-Installed
    • 6-year limited tank and parts warranty

    • The ProLine® XE 50-Gallon Ultra-Low NOx Power Vent Natural Gas Water Heater delivers an efficient, reliable performance and features an innovative design that protects against accidental ignition of flammable vapors.. Featuring a 50-gallon (nominal) tank and a 42,000 BTU gas burner, the GPNH-50 Power Vent delivers a first hour rating of 81 gallons and a recovery rate of 42.6 gallons per hour. With an 0.65 Uniform Energy Factor, this water heater is energy efficient. It carries a 6-year limited warranty, and meets Ultra-Low NOx emission requirements. Environmentally-friendly insulation and factory-installed heat trap nipples reduce heat loss for maximum energy savings. This ProLine® XE water heater is designed with A. O. Smith's superior commercial-grade tank protection. Advanced tank features include stainless steel Coregard™ anode rod, Blue Diamond® glass lining and DynaClean™ automatic sediment-cleaning system, all designed to help protect the tank from the corrosive effects of water and extend the life of the water heater. A. O. Smith’s ProLine® water heaters are residential products built to commercial-grade standard and are only available for purchase through professional wholesalers and contractors.

    Specifications
    Tech Specs
    Nominal Gallon Capacity
    50 Gallons
    Rated Storage Volume
    48 Gallons
    UEF
    0.65
    Maximum BTUs
    42,000
    Power Source
    GAS
    Limited Tank Warranty
    6 Years
    Limited Parts Warranty
    6 Years
    T&P Relief Valve
    TRUE
    Water Connection Location
    TOP
    Water Connection Size
    0.75"
    Emissions
    Ultra-Low NOx
    First Hour Rating
    71 Gallons
    ASME Certified
    No
    LEED Rating
    1.00
    Blanket Included
    No
    Destination Country
    US
    Flue Diameter
    4.00
    Fuel Source
    NATURAL
    Height to Gas Valve
    12.50
    Height to T&P
    50.75
    Ignition Type
    Electronic Hot Surface Igniter
    Installation Type
    INDOOR
    Application
    RESIDENTIAL
    Product Tier
    ProLine® XE
    Shipping Height 
    70.75
    Shipping Length 
    33.25
    Shipping Width 
    23.75
    Side Loop
    No
    Voltage
    120
    Dimension & Venting
    Type
    Water Heater
    Height
    65.625"
    Diameter
    22 in."
    Shipping Weight
    183lbs
    Vent Type
    Power Vent
    Find a Replacement
    Current Product
    Option 2
    ProLine® XE 50-Gallon Ultra-Low NOx Power Vent Natural Gas Water Heater
    ProLine® XE Ultra-Low NOx Indoor 180,000 BTU Condensing Natural Gas Tankless Water Heater
    GPNH-50
    ATI-340H
    Rebates up to $300 +
    Rebates up to $300 +
    Nominal Capacity
    50 Gallons
    Rated Storage Volume
    48 Gallons
    Diameter
    22 in."
    Width
    17.75"
    Depth
    27.25"
    11.25"
    Height
    65.625"
    23.625"
    Shipping Weight
    183lbs
    70lbs
    Power Source
    GAS
    GAS
    Limited Tank Warranty
    6 Years
    0 Years
    Limited Parts Warranty
    6 Years
    5 Years
    T&P Relief Valve
    TRUE
    Water Connection Location
    TOP
    BOTTOM
    Water Connection Size
    0.75"
    First Hour Rating
    71 Gallons
    Thermal Efficiency
    0%
    0%
    All Reviews for ProLine® XE Power Vent Ultra-Low Nox (100 series)
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