Horstmann E7Q/1 Economy 7 Quartz Immersion Heater Controller (1 Hour Boost)

£68.95 Ex VAT

Out of stock


Horstmann E7Q/1 Quartz Immersion Heater Controller (1 Hour Boost)

The standard by which all other water heating controls are judged, the Economy 7 Quartz is the all-time best seller in water heating controls. 

  • Quartz controlled to ten minutes a year
  • Rechargeable battery keeps time during power interruptions
  • Up to 60 minutes boost means extra hot water at any time
  • Indicator lights show whether on-peak or off-peak power is being used
  • Summer and winter time settings instantly visible
  • Large terminals. Supplied complete with surface back box
  • Easy wiring harness and simple installation
  • Designed with both installer and user in mind



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