Best Hot Water Heater Timer

Timeguard FST24 24 Hour Fused Spur Timeswitch Storage/Immersion Heater

CHOSRY WiFi Fused Spur Timer Switch for electric towel rails, heating, and lighting

Secure E7Q/2 Economy 7 Quartz Immersion Water Heater Controller - 2 Hour Version

Optimum Energy Saving Electronic Time Switch - 2 Hour Electronic Boost Timer Socket Box Mount - White, One 230 V

IMMERSION HEATER CONTROLLER + BOX IMM24 By APT

Timeguard TS900N, White, Large

HBN 24 Hour Indoor Energy Saving Mechanical Immersion Heater Segment Timer Switch with Waterproof Cover, White, 16 Amps

Lowenergie WiFi Smart Wall Timer Switch, Compatible with Alexa and Google Assistant, No Hub Required, APP Remote Control, Control Devices from Anywhere, 16 amp 3200 watts

SPARES2GO Energy Saving 15 Minute to 2 Hour Electronic Boost Timer for Immersion/Room Heater

Smart Immersion Heater Timer Switch, 40A WIFI Smart Water Heater Timer Switch, Smart Wall Touch Boiler Switch with Alexa, Smart Life, Light Timer Switch, 8000W, (43mm deep box)