Secure (Horstmann) Electronic Economy 7 Timer
Horstmann are now known as Secure Controls
Horstmann's Electronic 7 immersion heater control is instantly compatible with tarrifs that keep to Greenwich Mean Time and those that vary with British Summer Time.
* Fully interchangeable with earlier versions using plug-in connectors.
* Suitable for use with single dual or twin element immersion heaters
* Precise and flexible programming
* Pre-Programmable automatic boost and one hour manual boost
* Automatic Summer/Winder time adjustments
* Two-year battery reserve
* Direct replacement using existing wall-box for Economy 7 Quartz Electronic 7L & Maxistore
* Direct replacement using existing wall-box for Newlec NLQE7 NLE7
* Easy installation using standard size Economy 7 wall-box with plug-in wiring
* Most suitable replacement for Pactrol Micro 7+ and Sangamo E7.
* Most suitable replacement for Randall ET009.