Economy 7 2 Hour Immersion Heater Control

• Quartz controlled within 10 minutes a year
• Rechargeable battery keeps time during power interruptions
• Summer and winter time settings instantly visible
• Large terminals and back box for easy installation
• Indicator lights show whether on-peak or off-peak power is being used
• Up to 60 minute boost means extra hot water at any time
• Industry standard wall box and connections

Designed for use with Economy 7 off peak rate overnight electricity, the E7 Quartz is the standard by which all other water heating controls are judged and is the all time best seller in water heating controls.