DistributorSouthwire

Intermatic

40A Mechanical Water Heater Timer 250V

40A TIME SWITCH 250V W/H (12)

Intermatic #
WH40
UPC
078275007406

Intermatic WH40 is a mechanical time switch rated 40 amps at 250 volts, built for water heater circuits. It is listed in Intermatic's Time Switches subcategory under the controls and timers product family. Contractors use this mechanical timer to schedule when a water heater circuit is energized, cutting the heater off during hours it is not needed. As a mechanical switch, it runs on a dial-and-trippers mechanism rather than an electronic programmer. The WH40 is rated to handle a 40 amp, 250 volt water heater load and is packed 12 units per case, per the vendor's stated case quantity.

List price

$1,733.54 MXN + VAT

Price before IVA$1,733.54 MXN
Total incl. 16% IVA$2,010.91 MXN
Total incl. 8% IVA (border region)$1,872.22 MXN

Converted from USD $96.24 at the 10/08/2026 reference exchange rate (18.0127 MXN per dollar). Shipping not included; we confirm price and availability in your quote.

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Specifications

Amperage40A40A
Voltage250V250V
TypeMechanical time switchMechanical time switch
Case pack1212