ELECTRONIC 7 SERIES 3 (E7) \‡ Electronic Immersion Heater Control, Heating Controls, Electric Water Heating

_Fully interchangeable with earlier versions using plug-in connectors
_No need to change the wall mounting box. Compatible with all utility company tariffs.
_Automatic clock adjusts to accommodate GMT/BST summer/winter time. Accommodates up to three secure off-peak heating periods every 24 hours.
_Long life battery maintains the clock, display and switch time settings throughout the life of the control. ÔBoostÕ button is ideal for short term overriding of the set programme.
_ÔBoostÕ element (in the tank) can be programmed so that it will heat only a small part of your tank at a set time each day. Can be set to accommodate utility tariffs that offer cheaper electricity periods during the day time.