Rheem RHGPRO50-40F Professional 50 Gallon Tall Natural Gas Residential Water Heater 40000 Max BTU Input

- Item #: BCI2143125

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Professional Collection Residential Natural Gas Water Heater with Tall 50 Gallon Tank

Guardian System™

Rheem's Guardian System provides double protection, shutting off both air and fuel systems should it detect the presence of flammable vapor accumulation. This system is also maintenance free with no filter to clean.

Longer Tank Life

Standard anode rods help protect water heater tanks from rust. This unit uses a patented magnesium anode rod design that incorporates a special resistor, resulting in longer tank life.


Patented EverKleen™ system fights sediment build-up which helps to reduce fuel cost and provide more hot water.

Low Emissions

Eco-friendly burner is a low nitrous oxide emission design, meeting 40 ng/J emission requirements


  • Easy to Light - No matches required
  • Brass drain valve
  • Temperature and Pressure relief valve
  • Standard replacement parts


  • Tank Capacity: 50 Gallons
  • Energy Factor: 0.62
  • Performance:
    • First Hour Rating: 83 gallons
    • Recovery at 90 degree rise: 40.4 Gallons/Hour
  • Max BTU Input: 40000
  • Altitude Certification: 6000 ft. above sea level
  • Warranty: 8 Year Limited Tank - 8 Year Limited Parts

Rheem has been manufacturing water heaters since the 1930's, with coast to coast distribution by 1936. Their product offerings cover commercial and residential heating, cooling, solar water heating systems, conventional storage-style water heaters, tankless water heaters, replacement parts and accessories. Rheem's manufacturing facilities are ISO 9001 certified, with four facilities in the United States. Choose an industry leader that is respected for reliability. Choose Rheem.

Additional Rheem Links

Our SKU: Rheem RHGPRO50-40F

This product is listed under the following manufacturer number(s):

  • Rheem RHGPRO50-40F

*Denotes a finish or option that has been discontinued

Rheem RHGPRO50-40F Product Specifications

Installation Sheet
Specification Sheet
ANSI Approved Yes
Altitude Certification 6000
Capacity (Gallons) 50
Diameter 21.75
Energy Factor .62
First Hour Rating 83
Fuel Type Natural Gas
Gas Connection 1/2"
Height to Gas Connection 14.5
Height to Temperature and Pressure Relief Valve 52.5
Height to Vent 62.25
Max BTU Input 40000
Mobile Home Approved No
Recovery 40.4
Required Vent Size 3"
Series Professional
Shipping Weight 165
Tank Height 58.75
Tank Style Tall
Warranty 8 Year Limited Parts, 8 Year Limited Tank
Water Connection 3/4"
Water Connection Center to Center 8

Installation Resource Center

Whether you are installing the product yourself or hiring a professional, our installation Resource Center has everything you need to get your project done. Visit the Installation Resource Center to get started.

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