Small aquarium heater with thermostat in comparison
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Last updated on 06.09.2026
1
HITOP HP-608 Submersible Aquarium Heater 25W 50W With Thermometer and Extra Sucker Cup
HITOP
25% off
free shipping
To the product (4 offers)
9,9
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2
Hidom 25w Submersible Aquarium Fish Tank Shockproof Thermostat Heater with Adjustable Temperature - Suitable for Fish, Shrimp and terrapin - Fitted with a UK Plug
Hidom
8% off
free shipping
To the product (1 offer)
9,8
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3
QZQ Fish Tank Heater Submersible Aquarium Heater Features LED External Thermostat 50W/75W/100W/150W/200W Power Options Suitable for Freshwater Aquariums of Various Sizes (50W)
QZQ
free shipping
To the product (3 offers)
9,8
Offer ends in:
10Days
17hours
50minutes
39seconds
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4
Interpet Deltatherm Aquarium Fish Tank Heater, adjustable, for Tropical and Marine, 100 W, for aquariums up to 90 litres,Black
Interpet
27% off
free shipping
To the product (7 offers)
9,7
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5
hygger Aquarium Heater, Digital Display Mini Submersible Fish Tank Heater(50W),Fast Heating Thermostat with External Controller and Built-in Thermometer Heater for 1-25L Small Fish Tank
hygger
free shipping
To the product (1 offer)
9,6
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6
Hepo HP-608 Quartz Aquarium Fish Tank Heater Submersible Thermostat 25w to 300w (25w)
Hepo
free shipping
To the product (1 offer)
9,6
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7
GERUI 2PCS USB Aquarium Heater 10 W Mini Aquarium Heating Rod with Thermostat, Thermostat Aquarium Turtle Heater for Small Aquariums for Salt Water and Freshwater
GERUI
free shipping
To the product (1 offer)
9,6
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8
NIHUIFDPY Mini Aquarium Heater, 10W Small Fish Tank Heater with Digital Display, Thermostat Temperature Adjustable 5V/2A USB Powered, Mini Aquarium Heating Rod for 1-5L Tanks(English Celsius)
NIHUIFDPY
33% off
free shipping
To the product (1 offer)
9,5
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9
BrightArk Aquarium Heater 500W Fish Tank Heater with Intelligent LED Digital Display Thermostat Controller, Fish Tank Heaters for Tropical, Aquarium Heaters for 400L Freshwater Saltwater Fish Tank
BrightArk
4% off
free shipping
To the product (1 offer)
9,4
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10
Eheim Aquarium Thermostat Heater, 50 W
Eheim
free shipping
To the product (4 offers)
9,4
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You might also be interested in these small aquarium heater with thermostat.
100w Aquarium Fish Tank Heater Submersible Thermostat for Tropical Tank
Finest-Filters
£ 10.95
free shipping
To the product (1 offer)
PYPABL Adjustable Aquarium Heater with Protective Cover, 25W 50W 100W 120W Submersible Heater Thermostat for 10L-115Litres Fish and Turtle Tank (25W for 10-35L)
PYPABL
£ 13.97
free shipping
To the product (1 offer)
NICREW Fish Tank Heater 50W with External Controller, up to 40L | Overheat Shut-Off | Stable Water Temperature | 15-35°C Adjustable Range | Quartz Glass | Freshwater & Marine
NICREW
£ 21.99
free shipping
To the product (1 offer)
6% off
GlintBay 100W Fish Tank Heater for 50L Aquariums,100W Submersible Digital Aquarium Heater with Thermometer,Small Betta Fish Tank Turtle Tank Heater with LED Temperature
GlintBay
£ 15.99
free shipping
To the product (1 offer)
Inkbird ITC-306A-WiFi Aquarium Temperature Controller Aquarium Thermostats | Aquarium Thermostats Fish heater thermostat with Dual Heating Socket for Marine Tank Fish Shrimp Tortoise（No Timer）
Inkbird
£ 34.49
free shipping
To the product (1 offer)
14% off
DONGKER Mini Aquarium Heater,USB Submersible Heater for 0.5-2L Marine Saltwater and Freshwater… (5W)
DONGKER
£ 11.99
free shipping
To the product (1 offer)
HiTauing Aquarium Heater, 50W/100W/300W/500W Submersible Fish Tank Heater with Over-Temperature Protection and Automatic Power-Off When Leaving Water for Saltwater and Freshwater
HiTauing
£ 21.24
free shipping
To the product (3 offers)
7% off
AQQA Aquarium Heater,800W Submersible Fish Tank Heater,with Over-Temp Protection & Explosion-Proof Quartz Glass,Submersible Aquarium Heater with LED Thermostat Controller,for Fish Tank 300-870L
AQQA
£ 47.99
free shipping
To the product (1 offer)
BAOSHISHAN Aquarium Chiller 30L Mini 2-in-1 Water Chiller and Heater 120W | Auto Constant Temp,Complete Kit,Simple Operation,Ideal for Axolotl Jellyfish Coral Reef Shrimp
BAOSHISHAN
£ 89.99
free shipping
To the product (1 offer)
MiOYOOW Mini Aquarium Heater, 10W 2-3L Fish Tank Heating Rod with Overheat Protection 5V/2A USB Ceramic Submersible Water Heater for Saltwater Freshwater
MiOYOOW
£ 19.99
free shipping
To the product (1 offer)
Yangers Fish Tank Submersible Aquarium Heater 100W, Mini Small Digital Temperature Display with in Line Controller Smart Auto Water Temperature Thermostat for 50 60L 100 Litre Tank UK Plug (50L-100L)
Yangers
£ 16.99
free shipping
To the product (1 offer)
Tetra 100W Submersible Aquarium Heater For 10-30 Gallon Fish Tanks | Automatic Thermostat Keeps Water At 78 Degrees, Easy To Use - Attaches To Aquarium Wall, Heat & Shock Resistant
Tetra
£ 46.98
free shipping
To the product (1 offer)
25% off
Which.One Highlight
HITOP HP-608 Submersible Aquarium Heater 25W 50W With Thermometer and Extra Sucker Cup
