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The Kenmore 58638 electric 38-gallon lowboy water heater includes a long-life baked enamel exterior finish and a factory-installed temperature and pressure relief valve. It also features a polymer dip tube and a glass-lined tank for superior water heater protection. A 38-gallon electric water heater is the recommended size for a 2- to 3-person household with typical water use.

  • 3 inches of energy-efficient foam insulation prevents heat loss
  • The tank and parts have a 6-year limited warranty
  • Cobalt blue glass-lined tank with a large anode maximizes tank life by protecting against corrosion
  • Two 4500 watt heating elements 
  • A self-cleaning cold-water inlet tube swirls water to prolong tank life and maintain energy efficiency by discouraging lime build-up
  • Temperature and pressure safety relief valve is factory installed


Height to Water Connection (In.)35.5
Tank Diameter (In.)26
Tank Height (In.)33.5
Tank Insulation Thickness3 in.
Water Inlet/Outlet Size3/4 in.
Size Category - Gallons31 gallons to 40 gallons
Tank Nominal Capacity38 gal.
Rated Storage Volume (gal.)35
Color FamilyGray
Control TypeMechanical
Materials & Finishes
Drain ValvePlastic
Tank LiningGlass
Uniform Energy Factor (UEF)0.93
Certifications & Ratings
Flow Rate
First Hour Rating (gal.)54
Recovery at 90 Degree Rise (gph.)21
Power Source
Fuel TypeElectric
General Warranty6 years limited
Parts Warranty6 year limited
Tank Warranty6 year limited
Appliance Features
Heat Trap FittingsYes
Heavy Duty Anode RodNo
Number of Anode Rods1
Number of Heating Elements1
Self CleaningYes
Tank StyleShort
Power & Performance
Heating Element Maximum Output (watts)4500
Kilowatt Hrs. per Year4622
Maximum Operating Pressure (psi.)150
Minimum Circuit Rating30 amps
Total Connected Load18.75
Heating Range (deg F.)110 - 150
Product Includes
Power Cord IncludedNo
Relief Valve IncludedTemperature and Pressure
Product Overview
Unit LocationIndoor

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