Brand: Intermatic · SKU: WH21 · UPC: 078275007024 · Category: Controls & timers · Type: Time Switches
Intermatic WH21 is a 25 amp, 250 volt time switch designed for water heater circuits. It falls under Intermatic's Time Switches subcategory within the controls and timers product family. Electricians and contractors install this time switch to schedule when a water heater's circuit is energized, so the heater runs only during set hours rather than continuously. This is a common energy-management measure on residential and light commercial water heater branch circuits. The WH21 is rated 25 amps at 250 volts, sized for a typical water heater load, and is sold each as a standalone mechanical time switch.
It is rated 25 amps.
It is rated for 250 volts.
Specification sheet (PDF)
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