ProLine® XE 40-Gallon Ultra-Low NOx Power Vent Natural Gas Water Heater

Model GPNH-40
3.3 out of 5 Customer Rating
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Capacity (Gallons)
  • 76-gallon First Hour Rating
  • 42,000 BTU input power vent design delivers up to 0.70 Uniform Energy Factor
  • Ultra-Low NOX Green Choice® Gas Burner, meets or exceeds emission requirements in California & Utah
Product Details
  • 76-gallon First Hour Rating
  • 42,000 BTU input power vent design delivers up to 0.70 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 40-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 40-gallon (nominal) tank and a 42,000 BTU gas burner, the GPNH-40 Power Vent delivers a first hour rating of 69 gallons and a recovery rate of 42.6 gallons per hour. With an 0.70 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
40 Gallons
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
ASME Certified
No
LEED Rating
1.00
Blanket Included
No
Destination Country
US
Flue Diameter
4.00
Fuel Source
NATURAL
Height to Gas Valve
12.25
Height to T&P
52.00
Ignition Type
Electronic Hot Surface Igniter
Installation Type
INDOOR
Application
RESIDENTIAL
Product Tier
ProLine® XE
Shipping Height 
71.75
Shipping Length 
32.75
Shipping Width 
21.75
Side Loop
No
Voltage
120
Dimension & Venting
Type
Water Heater
Height
58.5"
Diameter
20 in."
Shipping Weight
179lbs
Vent Type
Power Vent
Find a Replacement
Current Product
Option 2
ProLine® XE 40-Gallon Ultra-Low NOx Power Vent Natural Gas Water Heater
ProLine® XE Ultra-Low NOx Indoor 140,000 BTU Condensing Natural Gas Tankless Water Heater
GPNH-40
ATI-240H
Rebates up to $300 +
Rebates up to $300 +
Nominal Capacity
40 Gallons
Diameter
20 in."
Width
17.75"
Depth
26.25"
11.25"
Height
58.5"
23.63"
Shipping Weight
179lbs
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"
Thermal Efficiency
0%
0%
All Reviews for ProLine® XE Power Vent Ultra-Low Nox (100 series)
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