The Electronic 7 is designed to control one or two 3kW immersion heaters, utilising off peak electricity tariffs to provide a tank full of hot water each morning. Additional off peak settings are available to take advantage of the latest off peak tariff arrangements.
Fully interchangeable with previous economy 7 controllers using plug-in connectors
No need to change the wall mounting box
Automatic gmt/bst clock
Accommodates up to three off peak settings per 24 hours