10 Best Immersion Heaters- Jun 2025, UK

1212 reviews analysed

Rank	Product Name	Score
1^st	Heatrae Sadia Megaflo/Megaflow Immersion Heater 95606920 By Heatrae Sadia 124 Reviews Show More Product Highlights Heatrae Sadia Megaflo/Megaflow Immersion Heater & Stat 95606920 OEM REPLACEMENT 11" Fits mark 1, 2, 3 megaflo unvented cylinders	9.8 SCORE	Check Price
2^nd	SPARES2GO 27" Incoloy Hard Hot Water Immersion Heater Boiler Element + Copper Pocket + The... By Spares2go 124 Reviews Show More Product Highlights Hard Water Incoloy Immersion Water Heating Element + Thermostat made for SPARES2GO (27", 3000W, 230V) Specifications: Length: 27" / 68.5cm -- Material: Incoloy Copper Pocket -- Power: 3000W / 230V -- Tested by Intertek to: BS-EN60335-2-73 and BS-EN60730-2-9 -- 15A Dual Safety Thermostat -- 2 1/4" Brass Boss & Sealing gasket + Metal Cap -- Wired and ready for use Designed for use in areas of hard water where limescale is a problem. Premium quality, replacement / spare part	9.0 SCORE	Check Price
3^rd	Backer 27" Immersion Water Heater with Thermostat & Safety Cut Out 3kW Copper Element By Backer 124 Reviews Show More Product Highlights Quality Backer Brand - UK company. Product made in Britain 3kW (3000W). Copper element. Rod thermostat included Built in fail safe resettable cut out device as required in BSEN60335-2-73 BS327	9.1 SCORE	Check Price
4^th	Masterplug Digital Immersion Heater and Lighting Timer, with Power Indicator, 240 Volts, 1... By Masterplug 124 Reviews Show More Product Highlights IDEAL FOR CONTROLLING IMMERSION HEATERS AND OTHER HARD-WIRED APPLIANCES: Such as towel rails and lighting appliances in the home COMPLETE WITH INSTRUCTIONS, THE IMMERSION HEATER TIMER IS EASY TO INSTALL: With a large display screen with an LED backlight WITH POWER AND OPERATION LED INDICATORS: Shows you when the immersion heater is on, and comes with a battery back up in the event of a power failure EASY TO FIX AND INSTALL IN YOUR HOME: Thanks to the two fixing points on the back of the white moulded immersion heater timer SOPHISTICATED DESIGN WITH EASY TO OPERATE FEATURES: The digital immersion heater timer gives you 24-hour or 7-day control	9.2 SCORE	Check Price
5^th	Electrim 75 Immersion Heater By Electrim 124 Reviews Show More Product Highlights Heater for Home Beer and Wine Making - Immersion Heater Adjustable thermostat for accurate control of your brew. Suitable for glass demijohns and can be adapted for use with larger fermenting vessels such as our 25L vessel. Low Wattage/Economical Controlled Heat Safe for Glass or Plastic Containers Easy to clean Heater On/Off LightFactory set at 24 degrees C14-34 degrees C adjustable range	9.3 SCORE	Check Price
6^th	27" Immersion Heater TITANIUM (Severe Hard Water Areas) including 18 inch TITANIUM Thermos... By Titanium 124 Reviews Show More Product Highlights Dual Safety Thermostat EURODUAL - Complies with European safety standard, EN 60335-2-73, BEAB Approved - Registration number E9573, TITANIUM heater AND thermostat, Anti - Corrosion, BS EN ISO 9001 Approved - Registration number 9902479	9.4 SCORE	Check Price
7^th	Backer 14" Immersion Water Heater with Thermostat & Safety Cut Out 3kW Copper Element By Backer 124 Reviews Show More Product Highlights Quality Backer Brand - UK company. Product made in Britain 3kW (3000W). Copper element. Rod thermostat included Built in fail safe resettable cut out device as required in BSEN60335-2-73 BS327	9.5 SCORE	Check Price
8^th	Backer 11 Immersion Water Heater with Thermostat & Safety Cut Out 3kW Copper Element by Ba... By Backer 124 Reviews Show More Product Highlights Quality Backer Brand - UK company. Product made in Britain 3kW (3000W). Copper element Built in fail safe resettable cut out device as required in BSEN60335-2-73 BS327	9.6 SCORE	Check Price
9^th	Backer 09733VS 11" Incoloy Immersion Heater Inc Stat By Backer 124 Reviews Show More Product Highlights Manufactured in Backerloy Sheath Material for Aggressive water areas 3KW Element 15a Rod Thermostat Secondary Re-set Button Thermostat Fitted Manufactured to latest BSEN60335-2-73 legilisation	9.7 SCORE	Check Price
10^th	27" Immersion Heater INCOLOY including 18 inch Thermostat BEAB Approved 3KW 2.25 BSP Dual... By Tesla 124 Reviews	8.9 SCORE	Check Price

1^st

Heatrae Sadia Megaflo/Megaflow Immersion Heater 95606920

9.8
124 Reviews

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Product Highlights
Heatrae Sadia Megaflo/Megaflow Immersion Heater & Stat 95606920
OEM REPLACEMENT 11"
Fits mark 1, 2, 3 megaflo unvented cylinders
2^nd

SPARES2GO 27" Incoloy Hard Hot Water Immersion Heater Boiler Element + Copper Pocket + The...

9.0
124 Reviews

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Product Highlights
Hard Water Incoloy Immersion Water Heating Element + Thermostat made for SPARES2GO (27", 3000W, 230V)
Specifications: Length: 27" / 68.5cm -- Material: Incoloy Copper Pocket -- Power: 3000W / 230V -- Tested by Intertek to: BS-EN60335-2-73 and BS-EN60730-2-9 -- 15A Dual Safety Thermostat -- 2 1/4" Brass Boss & Sealing gasket + Metal Cap -- Wired and ready for use
Designed for use in areas of hard water where limescale is a problem.
Premium quality, replacement / spare part
3^rd

Backer 27" Immersion Water Heater with Thermostat & Safety Cut Out 3kW Copper Element

9.1
124 Reviews

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Product Highlights
Quality Backer Brand - UK company. Product made in Britain
3kW (3000W). Copper element. Rod thermostat included
Built in fail safe resettable cut out device as required in BSEN60335-2-73
BS327
4^th

Masterplug Digital Immersion Heater and Lighting Timer, with Power Indicator, 240 Volts, 1...

9.2
124 Reviews

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Product Highlights
IDEAL FOR CONTROLLING IMMERSION HEATERS AND OTHER HARD-WIRED APPLIANCES: Such as towel rails and lighting appliances in the home
COMPLETE WITH INSTRUCTIONS, THE IMMERSION HEATER TIMER IS EASY TO INSTALL: With a large display screen with an LED backlight
WITH POWER AND OPERATION LED INDICATORS: Shows you when the immersion heater is on, and comes with a battery back up in the event of a power failure
EASY TO FIX AND INSTALL IN YOUR HOME: Thanks to the two fixing points on the back of the white moulded immersion heater timer
SOPHISTICATED DESIGN WITH EASY TO OPERATE FEATURES: The digital immersion heater timer gives you 24-hour or 7-day control
5^th

Electrim 75 Immersion Heater

9.3
124 Reviews

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Product Highlights
Heater for Home Beer and Wine Making - Immersion Heater
Adjustable thermostat for accurate control of your brew. Suitable for glass demijohns and can be adapted for use with larger fermenting vessels such as our 25L vessel.
Low Wattage/Economical Controlled Heat Safe for Glass or Plastic Containers Easy to clean Heater On/Off LightFactory set at 24 degrees C14-34 degrees C adjustable range
6^th

27" Immersion Heater TITANIUM (Severe Hard Water Areas) including 18 inch TITANIUM Thermos...

9.4
124 Reviews

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Product Highlights
Dual Safety Thermostat EURODUAL - Complies with European safety standard, EN 60335-2-73, BEAB Approved - Registration number E9573, TITANIUM heater AND thermostat, Anti - Corrosion, BS EN ISO 9001 Approved - Registration number 9902479
7^th

Backer 14" Immersion Water Heater with Thermostat & Safety Cut Out 3kW Copper Element

9.5
124 Reviews

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Product Highlights
Quality Backer Brand - UK company. Product made in Britain
3kW (3000W). Copper element. Rod thermostat included
Built in fail safe resettable cut out device as required in BSEN60335-2-73
BS327
8^th

Backer 11 Immersion Water Heater with Thermostat & Safety Cut Out 3kW Copper Element by Ba...

9.6
124 Reviews

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Product Highlights
Quality Backer Brand - UK company. Product made in Britain
3kW (3000W). Copper element
Built in fail safe resettable cut out device as required in BSEN60335-2-73
BS327
9^th

Backer 09733VS 11" Incoloy Immersion Heater Inc Stat

9.7
124 Reviews

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Product Highlights
Manufactured in Backerloy Sheath Material for Aggressive water areas
3KW Element
15a Rod Thermostat
Secondary Re-set Button Thermostat Fitted
Manufactured to latest BSEN60335-2-73 legilisation
10^th

27" Immersion Heater INCOLOY including 18 inch Thermostat BEAB Approved 3KW 2.25 BSP Dual...

8.9
124 Reviews

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