Intermatic WHAVQ4 24 Hour 120-240V Water Heater Timer with Battery Backup and Auto-voltage

IntermaticSKU: WHAVQ4

Sale price $110.62
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Intermatic WHAVQ4 24 Hour 120-240V Water Heater Timer with Battery Backup and Auto-voltage, 40A SPDT/DPDT, Type 3R Indoor/Outdoor Plastic Enclosure

WHAVQ Series Water Heater Timers are designed for control of residential or commercial electric water heaters up to 10,000 Watts capacity running at 240 VAC. The unit is mounted in a UL Type 3R Outdoor enclosure and can be placed in basements or mechanical rooms.


  • 40 A rating
  • Self-recharging battery backup with 7-day carry-over
  • Captive trippers - cannot be lost
  • 24-hour or 7-day models available
  • Three-way ON/OFF/AUTO manual override
  • Power and status LED indicators
  • Rainproof UL Type 3R enclosure
  • Saves energy by shutting water heaters OFF during "off peak periods"
  • Autovoltage selection 120-240 VAC
  • Easy-to-read clock face


  • Water Heater Control


Backup Type 72-hour Carry-over, Battery, Self-recharging Input Voltage Range(s) 120-240 VAC, 50/60 Hz
Maximum ON/OFF Operations 48 Operation Mode 24 hour
Switch Type 40 A, DPDT Enclosure Type Indoor/outdoor type 3R plastic
Has Real-time Clock Face Yes Mechanism Type Electromechanical
Resistive (NO) 40 A, 250 VAC, 10,000 W Warranty Period 1-Year limited
Wiring Option Screw box lug Backup Protection Time 72 Hours
Battery Service Type Rechargeable Category Timer Controls Web
Electrical Life 50,000 operations at full load Has Captive Trippers Yes
Has Override Switch Yes Motor (NC) 1 HP, 12 FLA, 30 LRA @120 VAC, 2 HP, 10 FLA, 30 LRA @240 VAC
Motor (NO) 1 HP, 16 FLA, 90 LRA @ 120 VAC, 2 HP, 12 FLA, 52 LRA @ 208-277 VAC Number of Trippers Included 96
Operating Humidity 0-95% RH, Non-condensing Resistive (NC) 30 A, 250 VAC, 7500 W
RoHS Certification Yes Switch Configuration DPDT (2 NO and 2 NC contacts)
Switch Rating For NC 30 A Resistive, 250 VAC, 7500 W Switch Rating For NO 40 A Resistive, 250 VAC, 10,000 W
Tungsten (NC) Load Ratings 2 A, 120 VAC, 50 Hz, 2 A, 120 VAC, 60 Hz Tungsten (NO) Load Ratings 15 A, 120 VAC, 50 Hz, 15 A, 120 VAC, 60 Hz
Voltage Selection Type Auto Voltage Wire Size Max #8 AWG
Operating Temperature Max (°C) 40 Operating Temperature Max (°F) 104
Operating Temperature Min (°C) -20 Operating Temperature Min (°F) -4
Unit Carton Height (in) 9.125 Unit Carton Length (in) 6.75
Unit Carton Weight (lb) 1.9 Unit Carton Width (in) 3

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