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The Kenmore 57651 50-gallon tall liquid propane water heater is energy-efficient, with foam insulation, and has a cobalt blue glass-lined tank with anode rod to protect the tank from corrosion. It also includes a self-cleaning cold water inlet tube that reduces and protects against mineral build-up in the tank. A 50-gallon liquid propane water heater is the minimum recommended size for a 5-person or more household with typical water use.

  • 6-year warranty on tank and parts
  • Energy-efficient foam insulation
  • 1-1/2 inches of self-cleaning cold water inlet tube
  • Cobalt blue glass-lined tank with anode rod for corrosion protection
  • Factory-installed temperature and pressure relief valve


Gas Inlet Size3/4 in.
Height to Gas Connection (In.)12.25
Height to Vent Hood (In.)60.75
Height to Water Connection (In.)59.25
Tank Diameter (In.)21
Tank Height (In.)57.25
Tank Insulation Thickness1-1/2 in
Water Inlet/Outlet Size3/4 in.
Size Category - Gallons41 gallons to 50 gallons
Tank Nominal Capacity50 gal.
Certifications & Ratings
Altitude Rating (ft.)10100
Color FamilyGray
Control TypeDigital
Materials & Finishes
Drain ValvePlastic
Tank LiningGlass
Uniform Energy Factor (UEF)0.60
Flow Rate
First Hour Rating (gal.)88
Recovery at 90 Degree Rise (gph.)38
Power Source
Fuel TypeLiquid Propane
Power & Performance
Gas Input (btu/hr)37000
Maximum Operating Pressure (psi.)150
Appliance Features
Heat Trap FittingsYes
Heavy Duty Anode RodNo
Low NOx BurnerNo
Number of Anode Rods1
Self CleaningYes
Tank StyleTall
VentingAtmospheric (standard)
Heating Range (deg F.)55 - 155
Parts Warranty6 year limited
Tank Warranty6 year limited
Product Includes
Power Cord IncludedNo
Relief Valve IncludedTemperature and Pressure
Required Vent Size3 in. or 4 in.
Product Overview
Unit LocationIndoor

Manufacturer's Warranty
1 year parts and labor
American Freight Certified
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