WiFi Smart Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A (1/5)

WiFi Smart Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A (2/5)

WiFi Smart Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A (3/5)

WiFi Smart Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A (4/5)

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WiFi Smart Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A

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Mirror Thermostat Heating Thermostat Programmable Room Thermostat Digital Wall Thermostat for Water Heating Underfloor Heating 3A (1/4)

Mirror Thermostat Heating Thermostat Programmable Room Thermostat Digital Wall Thermostat for Water Heating Underfloor Heating 3A (2/4)

Mirror Thermostat Heating Thermostat Programmable Room Thermostat Digital Wall Thermostat for Water Heating Underfloor Heating 3A

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Smart Thermostat, Manual Mode of the WiFi Programmable Thermostat, Smart Wireless Remote Control for Home (Water Heating) (1/5)

Smart Thermostat, Manual Mode of the WiFi Programmable Thermostat, Smart Wireless Remote Control for Home (Water Heating) (2/5)

Smart Thermostat, Manual Mode of the WiFi Programmable Thermostat, Smart Wireless Remote Control for Home (Water Heating) (3/5)

Smart Thermostat, Manual Mode of the WiFi Programmable Thermostat, Smart Wireless Remote Control for Home (Water Heating)

~~£87.99~~

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Tuya Smart WiFi Thermostat for Home, 3A, Water Heating, Weekly Programmable Temperature Controller, LCD Display, Digital Smart Wall (1/5)

Tuya Smart WiFi Thermostat for Home, 3A, Water Heating, Weekly Programmable Temperature Controller, LCD Display, Digital Smart Wall (2/5)

Tuya Smart WiFi Thermostat for Home, 3A, Water Heating, Weekly Programmable Temperature Controller, LCD Display, Digital Smart Wall (3/5)

Tuya Smart WiFi Thermostat for Home, 3A, Water Heating, Weekly Programmable Temperature Controller, LCD Display, Digital Smart Wall

~~£49.99~~

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WiFi remote-controlled thermostat, voice-activated temperature controller, smart home switch 95-240 VAC (1/5)

WiFi remote-controlled thermostat, voice-activated temperature controller, smart home switch 95-240 VAC (2/5)

WiFi remote-controlled thermostat, voice-activated temperature controller, smart home switch 95-240 VAC (3/5)

WiFi remote-controlled thermostat, voice-activated temperature controller, smart home switch 95-240 VAC

~~£70.99~~

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12V Digital Timer CN101A - LCD Digital Timer for Home Water Heaters, Secure and Precise Time Programming (1/5)

12V Digital Timer CN101A - LCD Digital Timer for Home Water Heaters, Secure and Precise Time Programming (2/5)

12V Digital Timer CN101A - LCD Digital Timer for Home Water Heaters, Secure and Precise Time Programming (3/5)

12V Digital Timer CN101A - LCD Digital Timer for Home Water Heaters, Secure and Precise Time Programming

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WiFi Smart Thermostat, Room Thermostat, Programmable, App Support, Voice Control, Compatible with Alexa/Google Home, for Water Heater/Water Heater 5A (1/4)

WiFi Smart Thermostat, Room Thermostat, Programmable, App Support, Voice Control, Compatible with Alexa/Google Home, for Water Heater/Water Heater 5A

Mirror Thermostat Heating Thermostat Programmable Room Thermostat Digital Wall Thermostat for Water Heating Underfloor Heating 3A

~~£68.98~~

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XH-W3001 LED Digital Temperature Control Module with Waterproof Probe, Programmable Cooling Thermostat (12 Volts 10 A 120 W) (1/5)

XH-W3001 LED Digital Temperature Control Module with Waterproof Probe, Programmable Cooling Thermostat (12 Volts 10 A 120 W) (2/5)

XH-W3001 LED Digital Temperature Control Module with Waterproof Probe, Programmable Cooling Thermostat (12 Volts 10 A 120 W) (3/5)

XH-W3001 LED Digital Temperature Control Module with Waterproof Probe, Programmable Cooling Thermostat (12 Volts 10 A 120 W)

~~£17.08~~

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Thermostat, Digital Humidity Outlet Temperature Controller Household Refrigerator Thermostat Humidistat 10A Direct Control Thermometer Hygrometer (AC 110V-AC 220V) (1/4)

Thermostat, Digital Humidity Outlet Temperature Controller Household Refrigerator Thermostat Humidistat 10A Direct Control Thermometer Hygrometer (AC 110V-AC 220V)

~~£23.58~~

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STC-3028 Digital Temperature Humidity Controller 110-220V Thermostat Humidifier with Humidity Sensor Probe for Water Heater Refrigerator (1/5)

STC-3028 Digital Temperature Humidity Controller 110-220V Thermostat Humidifier with Humidity Sensor Probe for Water Heater Refrigerator (2/5)

STC-3028 Digital Temperature Humidity Controller 110-220V Thermostat Humidifier with Humidity Sensor Probe for Water Heater Refrigerator (3/5)

STC-3028 Digital Temperature Humidity Controller 110-220V Thermostat Humidifier with Humidity Sensor Probe for Water Heater Refrigerator

ABS LCD Display Temperature Controller 3A Smart Water Heating Thermostat for Home 95-240V MUMU (1/4)

ABS LCD Display Temperature Controller 3A Smart Water Heating Thermostat for Home 95-240V MUMU (2/4)

ABS LCD Display Temperature Controller 3A Smart Water Heating Thermostat for Home 95-240V MUMU

~~£34.13~~

Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A (1/5)

Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A (2/5)

Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A (3/5)

Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A

~~£54.64~~

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[NEVER USED] STC-1000 Digital General Purpose Temperature Controller, Cooling and Heating Thermostat with NTC Sensor for Homebrewing Brew Fermenter Refrigerator Incubator Greenhouse (24V), Thermostat (1/4)

[NEVER USED] STC-1000 Digital General Purpose Temperature Controller, Cooling and Heating Thermostat with NTC Sensor for Homebrewing Brew Fermenter Refrigerator Incubator Greenhouse (24V), Thermostat

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STC-3028 Numérique Température Humidité Contrôleur 110-220 V Thermostat Humidificateur avec Sonde de Capteur D'humidité Capteur pour Chauffe-Eau Réfrigérateur (1/5)

STC-3028 Numérique Température Humidité Contrôleur 110-220 V Thermostat Humidificateur avec Sonde de Capteur D'humidité Capteur pour Chauffe-Eau Réfrigérateur

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LCD Touchscreen Thermostat for Water Heating 3A 110-230V Weekly Programmable Temperature Controller (1/5)

LCD Touchscreen Thermostat for Water Heating 3A 110-230V Weekly Programmable Temperature Controller (2/5)

LCD Touchscreen Thermostat for Water Heating 3A 110-230V Weekly Programmable Temperature Controller (3/5)

LCD Touchscreen Thermostat for Water Heating 3A 110-230V Weekly Programmable Temperature Controller

Mirror Thermostat Heating Thermostat Programmable Room Thermostat Digital Wall Thermostat for Water Heating Underfloor Heating 3A

LCD Touchscreen Thermostat for Water Heating 3A 110-230V Weekly Programmable Temperature Controller

~~£46.62~~

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[NEVER USED] STC-3028 Digital Temperature and Humidity Controller, 110-220V, Humidifier Thermostat with Humidity Sensor, Probe Sensor for Water Heater, Refrigerator (1/4)

[NEVER USED] STC-3028 Digital Temperature and Humidity Controller, 110-220V, Humidifier Thermostat with Humidity Sensor, Probe Sensor for Water Heater, Refrigerator

LCD touchscreen thermostat for water heating 3 A 110 – 230 V weekly programmable temperature controller

~~£57.58~~

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Thermostat, Digital Humidity Output Temperature Controller, Domestic Refrigerator Thermostat, Humidistat 10A, Direct Thermometer Hygrometer Control (AC 110V-AC 220V) (1/4)

Thermostat, Digital Humidity Output Temperature Controller, Domestic Refrigerator Thermostat, Humidistat 10A, Direct Thermometer Hygrometer Control (AC 110V-AC 220V)

~~£31.99~~

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Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A

Digital thermostat with LCD screen, programmable temperature controller AC 90-240V for water heating 3A (1/5)

Digital thermostat with LCD screen, programmable temperature controller AC 90-240V for water heating 3A (2/5)

Digital thermostat with LCD screen, programmable temperature controller AC 90-240V for water heating 3A (3/5)

Digital thermostat with LCD screen, programmable temperature controller AC 90-240V for water heating 3A

~~£32.99~~

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STC-3028 Digital Temperature and Humidity Controller, 110-220V, Humidifier Thermostat with Humidity Sensor, Probe Sensor for Water Heater, Refrigerator (1/4)

STC-3028 Digital Temperature and Humidity Controller, 110-220V, Humidifier Thermostat with Humidity Sensor, Probe Sensor for Water Heater, Refrigerator

STC-3028 Digital Temperature Humidity Controller 110-220V Thermostat Humidifier with Humidity Sensor Probe for Water Heater Refrigerator

~~£35.99~~

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WiFi Smart Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A

Intelligent LCD Display Electric Water Heater Thermostat with Weekly Programmable Function (1/5)

Intelligent LCD Display Electric Water Heater Thermostat with Weekly Programmable Function (2/5)

Intelligent LCD Display Electric Water Heater Thermostat with Weekly Programmable Function (3/5)

Intelligent LCD Display Electric Water Heater Thermostat with Weekly Programmable Function

~~£37.99~~

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WiFi Thermostat for Water Heating, Smart Voice Control WiFi Thermostat LCD Digital Programmable Smart Wall Thermostat Compatible with Amazon Google Home (3A White) MUMU (1/4)

WiFi Thermostat for Water Heating, Smart Voice Control WiFi Thermostat LCD Digital Programmable Smart Wall Thermostat Compatible with Amazon Google Home (3A White) MUMU

~~£47.26~~

3A Water Heating Thermostat with ABS LCD Display, Smart Temperature Controller for Home, 95-240V (1/5)

3A Water Heating Thermostat with ABS LCD Display, Smart Temperature Controller for Home, 95-240V (2/5)

3A Water Heating Thermostat with ABS LCD Display, Smart Temperature Controller for Home, 95-240V (3/5)

3A Water Heating Thermostat with ABS LCD Display, Smart Temperature Controller for Home, 95-240V

~~£48.56~~

Mirror Thermostat Heating Thermostat Programmable Room Thermostat Digital Wall Thermostat for Water Heating Underfloor Heating 3A

~~£64.38~~

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Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa/Google Home - For Water/Water Heaters 5A (1/5)

Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa/Google Home - For Water/Water Heaters 5A (2/5)

Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa/Google Home - For Water/Water Heaters 5A (3/5)

Smart WiFi Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa/Google Home - For Water/Water Heaters 5A

~~£56.47~~

3A Smart Thermostat, Programmable Digital LCD Display, Touchscreen, Underfloor Heating Temperature Controller, Smart Water Wall (1/5)

3A Smart Thermostat, Programmable Digital LCD Display, Touchscreen, Underfloor Heating Temperature Controller, Smart Water Wall (2/5)

3A Smart Thermostat, Programmable Digital LCD Display, Touchscreen, Underfloor Heating Temperature Controller, Smart Water Wall (3/5)

3A Smart Thermostat, Programmable Digital LCD Display, Touchscreen, Underfloor Heating Temperature Controller, Smart Water Wall

~~£42.99~~

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Ulisem 3A Water Heating Thermostat with ABS LCD Display, Smart Temperature Controller for Home, 95-240V (1/5)

Ulisem 3A Water Heating Thermostat with ABS LCD Display, Smart Temperature Controller for Home, 95-240V (2/5)

Ulisem 3A Water Heating Thermostat with ABS LCD Display, Smart Temperature Controller for Home, 95-240V (3/5)

Ulisem 3A Water Heating Thermostat with ABS LCD Display, Smart Temperature Controller for Home, 95-240V

~~£54.62~~

Mirror Thermostat Heating Thermostat Programmable Room Thermostat Digital Wall Thermostat for Water Heating Underfloor Heating 3A TGR85WP (1/5)

Mirror Thermostat Heating Thermostat Programmable Room Thermostat Digital Wall Thermostat for Water Heating Underfloor Heating 3A TGR85WP

~~£68.98~~

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WiFi Smart Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A

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[NEVER USED] WiFi Smart Thermostat, Room Thermostat, Programmable, App Support, Voice Control, Compatible with Alexa/Google Home, for Water Heater/Water Heater 5A (1/4)

[NEVER USED] WiFi Smart Thermostat, Room Thermostat, Programmable, App Support, Voice Control, Compatible with Alexa/Google Home, for Water Heater/Water Heater 5A

5A Smart Thermostat Weekly Programming LCD Touchscreen Water Heater Thermostat Room Temperature Controller TP818WHP White (1/5)

5A Smart Thermostat Weekly Programming LCD Touchscreen Water Heater Thermostat Room Temperature Controller TP818WHP White (2/5)

5A Smart Thermostat Weekly Programming LCD Touchscreen Water Heater Thermostat Room Temperature Controller TP818WHP White (3/5)

5A Smart Thermostat Weekly Programming LCD Touchscreen Water Heater Thermostat Room Temperature Controller TP818WHP White

~~£62.88~~

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Tuya WiFi Smart Wall Thermostat, Programmable Remote Control, NTC Sensor, LCD Screen, Touch Button, Water Heating, Underfloor Heating, Digital Thermoregulator, for Home and Outdoor Use (1/5)

Tuya WiFi Smart Wall Thermostat, Programmable Remote Control, NTC Sensor, LCD Screen, Touch Button, Water Heating, Underfloor Heating, Digital Thermoregulator, for Home and Outdoor Use

~~£45.99~~

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WiFi Smart Thermostat - Room Thermostat - Programmable - App Support - Voice Control Compatible with Alexa / Google Home - For Water / Water Heater 5A

~~£73.58~~

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Smart programmable thermostat, digital thermostat, room temperature controller, water heater (1/5)

Smart programmable thermostat, digital thermostat, room temperature controller, water heater (2/5)

Smart programmable thermostat, digital thermostat, room temperature controller, water heater (3/5)

Smart programmable thermostat, digital thermostat, room temperature controller, water heater

~~£47.99~~

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Smart thermostat temperature regulator for water heating, LCD touchscreen, programmable floor thermostats for home, office, school, hotel (1/5)

Smart thermostat temperature regulator for water heating, LCD touchscreen, programmable floor thermostats for home, office, school, hotel (2/5)

Smart thermostat temperature regulator for water heating, LCD touchscreen, programmable floor thermostats for home, office, school, hotel (3/5)

Smart thermostat temperature regulator for water heating, LCD touchscreen, programmable floor thermostats for home, office, school, hotel

~~£45.99~~

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Smart thermostat, backlit LCD touchscreen, programmable weekly, for water heating systems (1/5)

Smart thermostat, backlit LCD touchscreen, programmable weekly, for water heating systems (2/5)

Smart thermostat, backlit LCD touchscreen, programmable weekly, for water heating systems (3/5)

Smart thermostat, backlit LCD touchscreen, programmable weekly, for water heating systems

~~£46.99~~

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Tuya 3A Smart WiFi Thermostat, Programmable Digital LCD Display, Underfloor Heating Temperature Controller, Smart Wall Water (1/5)

Tuya 3A Smart WiFi Thermostat, Programmable Digital LCD Display, Underfloor Heating Temperature Controller, Smart Wall Water (2/5)

Tuya 3A Smart WiFi Thermostat, Programmable Digital LCD Display, Underfloor Heating Temperature Controller, Smart Wall Water (3/5)

Tuya 3A Smart WiFi Thermostat, Programmable Digital LCD Display, Underfloor Heating Temperature Controller, Smart Wall Water

~~£49.99~~

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EW-802 AC220V Digital Solar Water Heater Thermostat Temperature Controller Accessory (solar water heater accessory) (1/5)

EW-802 AC220V Digital Solar Water Heater Thermostat Temperature Controller Accessory (solar water heater accessory) (2/5)

EW-802 AC220V Digital Solar Water Heater Thermostat Temperature Controller Accessory (solar water heater accessory) (3/5)

EW-802 AC220V Digital Solar Water Heater Thermostat Temperature Controller Accessory (solar water heater accessory)

Smart Thermostat, 6+1 Programming Function, Temperature Sensor, Touch Button on LCD Screen, Indoor Room Thermostat, Manual/Automatic (W-2) (1/5)

Smart Thermostat, 6+1 Programming Function, Temperature Sensor, Touch Button on LCD Screen, Indoor Room Thermostat, Manual/Automatic (W-2) (2/5)

Smart Thermostat, 6+1 Programming Function, Temperature Sensor, Touch Button on LCD Screen, Indoor Room Thermostat, Manual/Automatic (W-2) (3/5)

Smart Thermostat, 6+1 Programming Function, Temperature Sensor, Touch Button on LCD Screen, Indoor Room Thermostat, Manual/Automatic (W-2)

~~£52.99~~

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Programmable WiFi digital thermostat with LCD screen – NTC sensor – Weekly programming – Child safety lock – Easy installation (1/5)

Programmable WiFi digital thermostat with LCD screen – NTC sensor – Weekly programming – Child safety lock – Easy installation (2/5)

Programmable WiFi digital thermostat with LCD screen – NTC sensor – Weekly programming – Child safety lock – Easy installation (3/5)

Programmable WiFi digital thermostat with LCD screen – NTC sensor – Weekly programming – Child safety lock – Easy installation

~~£56.99~~

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Smart WiFi Thermostat, 16A Electric Heater, Temperature Controller, LCD Touchscreen, Programmable Weekly Timer for Tuya App Control, Home Office (1/5)

Smart WiFi Thermostat, 16A Electric Heater, Temperature Controller, LCD Touchscreen, Programmable Weekly Timer for Tuya App Control, Home Office

~~£53.99~~

Free shipping

Programmable thermostat for domestic plumbing systems, smart LCD touchscreen digital switch AC100-230V (1/5)

Programmable thermostat for domestic plumbing systems, smart LCD touchscreen digital switch AC100-230V (2/5)

Programmable thermostat for domestic plumbing systems, smart LCD touchscreen digital switch AC100-230V (3/5)

Programmable thermostat for domestic plumbing systems, smart LCD touchscreen digital switch AC100-230V

~~£53.99~~

Free shipping

LCD touchscreen thermostat for water heating 3 A 110 – 230 V weekly programmable temperature controller

~~£81.68~~

Free shipping

STC-3028 Digital Temperature Humidity Controller 110-220V Thermostat Humidifier with Humidity Sensor Probe for Water Heater Refrigerator

~~£55.07~~

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STC-3028 Digital Temperature and Humidity Controller 110–220V Thermostatic Humidifier with Humidity Sensor Probe for Water Heaters and Refrigerators (1/5)

STC-3028 Digital Temperature and Humidity Controller 110–220V Thermostatic Humidifier with Humidity Sensor Probe for Water Heaters and Refrigerators

~~£56.42~~

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[NEVER USED] Tuya Zigbee Smart Thermostat, Digital Thermostat for Hot Water, Large Screen with Backlight, Touch Buttons, Voice Control Model: HC-020-ZB-GA (1/4)

[NEVER USED] Tuya Zigbee Smart Thermostat, Digital Thermostat for Hot Water, Large Screen with Backlight, Touch Buttons, Voice Control Model: HC-020-ZB-GA

Tuya ZigBee – Smart Constant Temperature Controller, Adjustable LCD Display, Compact Water and Gas Boiler, Compatible with Amazon Alexa and Home (1/5)

Tuya ZigBee – Smart Constant Temperature Controller, Adjustable LCD Display, Compact Water and Gas Boiler, Compatible with Amazon Alexa and Home

~~£57.99~~

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Programmable weekly water heating thermostat 5 A AC95-240 V with touch LCD screen and room temperature controller (1/5)

Programmable weekly water heating thermostat 5 A AC95-240 V with touch LCD screen and room temperature controller (2/5)

Programmable weekly water heating thermostat 5 A AC95-240 V with touch LCD screen and room temperature controller (3/5)

Programmable weekly water heating thermostat 5 A AC95-240 V with touch LCD screen and room temperature controller

~~£58.99~~

Free shipping

Smart WiFi thermostat, temperature controller, programmable weekly, supports touch control/mobile app/voice control, compatible with Alexa/Home, for (1/5)

Smart WiFi thermostat, temperature controller, programmable weekly, supports touch control/mobile app/voice control, compatible with Alexa/Home, for

~~£57.99~~

Free shipping

X5 Smart Thermostat, Programmable Digital Thermostat with LCD Touchscreen, Water Heating (1/5)

X5 Smart Thermostat, Programmable Digital Thermostat with LCD Touchscreen, Water Heating (2/5)

X5 Smart Thermostat, Programmable Digital Thermostat with LCD Touchscreen, Water Heating (3/5)

X5 Smart Thermostat, Programmable Digital Thermostat with LCD Touchscreen, Water Heating

~~£58.99~~

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Advice from

Electric water heater thermostat buying guide

Thermostats are used to regulate the temperature of a storage water heater by switching the heating element on and off. Whether you go for a stem, bulb or digital model, thermostats are essentially safety devices that protect you from scalding and stop your hot water cylinder from malfunctioning. Read on for our tips.

Read our guide