• Suitable for combination storage / convector heaters. • Indicator lights display on – peak and boost outputs. • 15 To 120 minute boost (adjustable). • Manual ON/OFF switch.
OPTIMUM Ecosave E7 Economy 7 Off Peak Immersion Heater Timeswitch Timer Control
Horstmann Secure E7+ Smart Immersion Heater Control - Economy 7 & Electronic 7
Sangamo Economy 7 Quartz Water Immersion Heater Controller
Timeguard TRTD7N Digital Economy 7 Programmer
Timeguard TRTD7N Economy 7 Digital Water Heater Controller with Boost Control
Timeguard TRTD7N Economy 7 Immersion Heater Timer Digital Boost Controller E7
