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Intermatic EH10 - Water Heater Timer

Electronic - NEMA 1 Indoor Steel Case - SPST - 3600 Watts - 30 Amps - 120 Volt

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$83.51 ea.
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Brand Intermatic
MPN (Part No.) EH10
CSA Listed Certified
UPC 078275042896
Battery Backup AA Alkaline
Case Quantity 6
HP Rating 1 HP @120V/1-1/2 HP @240V
Housing NEMA 1 Indoor Steel
Operations Up to 42 On/Off Weekly
Switch Rating See Spec Sheet
Switch Type SPST
CA Title 24 N/A
Wattage 3,600 Watt
Depth 3 in.
Height 7.75 in.
Width 5 in.
CA Title 20 N/A
Amperage 30 Amps
Voltage 120
Safety Rating UL Indoor/Dry Location


The Intermatic EH10 electronic water heater timer provides automatic time control for electric water heaters. Operating at 120 volts, it can be programmed for repeat daily, 5-day work week, weekend, or individual day scheduling. The timer can also be scheduled to switch the water heater off when not in use during the day. The timer can be set to operate up to 6 ON/OFF operations daily or 42 weekly. This EH10 has an external override switch and an LED load indicator for ease in scheduling hot water for any added hot water needs. The timer includes a 'AA' alkaline batter carryover which saves the program information for a minimum of 3 years. UL listed and CSA certified, this water heater timer is perfect for use in residential, institutional, commercial, and military applications.


  • Residential
  • Military Facilities
  • Institutional
  • Schools
  • Industrial
  • Commercial