A.O. Smith

A.O. Smith® EESU50 ProLine® Grid-Capable Short Electric Water Heater, 50 gal tank, 240V, 4500W

AOSEESU50MAR MFG #: EESU50 MARS19
A.O. Smith® EESU50 ProLine® Grid-Capable Short Electric Water Heater, 50 gal tank, 240V, 4500W
  • Tall or Short: Short
  • Tank Capacity: 50 gal
  • Voltage Rating: 240 V
  • Dimensions: 23 in W x 49-1/4 in H
  • Energy Factor: 0.92
  • Manufacturer: A.O. Smith
  • Manufacturer #: EESU50 MARS19
  • Pressure Rating: 150 psi
  • Series: EESU
  • Temperature Rating: 21 gph at 90 deg F
  • Water Connection: 3/4 in NPT
With a 50-gallon (nominal) tank delivering 4,500 watts, the EESU-50 delivers a first hour rating of 67 gallons at an Uniform Energy Factor of 0.92. The Coregard™ sacrificial anode helps protect the tank from the corrosive effects of water, and is accompanied by a 6-year limited tank warranty.

Looking for model-specific repair or replacement parts? Enter the unit’s serial number into the A.O. Smith Parts Finder.