Rheem ES85-18-G 85 Gallon Electric Water Heater Commercial

- Item #: BCI2143210

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Commercial Heavy Duty Electric Collection Commercial Electric Water Heater with 85 Gallon Tank

These heavy duty water heaters are ideal for general commercial use and point-of-use applications like eyewash stations. Need a booster water heater? This is the ideal solution. Construction includes thick foam insulation for minimal standby heat loss. Thermal efficiency is 98%. The heating elements are Lifeguard stainless steel screw-in type that resist burn out and corrosion. You'll enjoy easy installation and service as the control box is located at the front. Multiple knockout holes accommodate a variety of conduit sizes. In addition, the System Sentinel provides a diagnostic panel with LEDs that correspond to the number, status, and location of each element.


  • Two anode rods are installed
  • System Sentinel
  • Full-port full-flow brass drain valve for fast draining
  • Side mounted T & P relief valve


  • Tank Capacity: 85 Gallons
  • Thermal Efficiency: 98%
  • Fuse Type: Class G
  • Number of Fuses: 6
  • Number of Heating Elements: 3
  • Warranty: 3 Year Limited Tank 1 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.

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Our SKU: Rheem ES85-18-G

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

  • Rheem ES85-18-G

*Denotes a finish or option that has been discontinued

Rheem ES85-18-G Product Specifications

Installation Sheet
Capacity (Gallons) 85
Diameter 28.25
Fuel Type Electric
Height to Temperature and Pressure Relief Valve 49.5
Maximum Temperature 190
Series Commercial Heavy Duty Electric
Shipping Weight 350
Tank Height 57.6875
Thermal Efficiency 98
UL Listed Yes
Warranty 1 Year Limited Parts, 3 Year Limited Tank
Water Connection 1-1/2"
Water Pressure (Max) 150
Width 34

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