Skip to main content

Best selling products: Best External Fish Tank Heater

Best-sellingHighest-rated products
Fluval T Series Aquarium Heater 300w Fish Tank Accurate Thermostat 300 Litres
Rank 1
Fluval T Series Aquarium Heater 300w Fish Tank Accurate Thermostat 300 Litres
(2)
£26.99 New
No used products available
Hidom HT-8500 500W Submersible Aquarium Thermostat Heater
Rank 2
Hidom HT-8500 500W Submersible Aquarium Thermostat Heater
(34)
£16.82 New
No used products available
biOrb 50W Watt Heater for Tropical Aquarium Fish Tank
Rank 3
biOrb 50W Watt Heater for Tropical Aquarium Fish Tank
(19)
£33.90 New
No used products available
Hidom ProHeat Aquarium Heater - HT8300
Rank 4
Hidom ProHeat Aquarium Heater - HT8300
(19)
£16.45 New
No used products available
Fluval T200 Fully Electronic Heater
Rank 5
Fluval T200 Fully Electronic Heater
(2)
£26.99 New
No used products available
Hidom HT-8100 100W Aquarium Heater
Rank 6
Hidom HT-8100 100W Aquarium Heater
(23)
£12.95 New
No used products available
Hidom Quartz Submersible Aquarium Fish Tank Heater Thermostat 50w
Rank 7
Hidom Quartz Submersible Aquarium Fish Tank Heater Thermostat 50w
(15)
£11.95 New
No used products available
Superfish Pro Heater 50W for Aquariums sized 0-30L (17cm)
Rank 8
Superfish Pro Heater 50W for Aquariums sized 0-30L (17cm)
£15.45 New
No used products available
Fluval E A773 Advanced Electronic Heater, 200 W
Rank 9
Fluval E A773 Advanced Electronic Heater, 200 W
(29)
£41.99 New
£21.52 Used
Fluval E300 Advanced Electronic Aquarium Heater 300 Watt Heat Water Fish Tank
Rank 10
Fluval E300 Advanced Electronic Aquarium Heater 300 Watt Heat Water Fish Tank
(50)
£46.99 New
No used products available
Fluval T100 100W Fully Electronic Aquarium Heater - 14881
Rank 11
Fluval T100 100W Fully Electronic Aquarium Heater - 14881
(2)
£25.99 New
No used products available
Juwel Rio 180 Replacement Heater 200w
Rank 12
Juwel Rio 180 Replacement Heater 200w
(8)
£29.85 New
No used products available
Eheim Thermocontrol e250w Aquarium Heater
Rank 13
Eheim Thermocontrol e250w Aquarium Heater
No new products available
No used products available
Fluval E Advanced Electronic Heater, 100 W
Rank 14
Fluval E Advanced Electronic Heater, 100 W
(13)
£40.99 New
No used products available
Aquael Ultra 50W Aquarium Heater
Rank 15
Aquael Ultra 50W Aquarium Heater
(4)
£29.95 New
No used products available
Interpet 51529 25W Nano Stat Heater for Aquariums
Rank 16
Interpet 51529 25W Nano Stat Heater for Aquariums
(5)
£14.99 New
No used products available
Dungeons & Dragons Ocean Breeze Cooling Fan - Black
Rank 17
Dungeons & Dragons Ocean Breeze Cooling Fan - Black
(2)
£55.00 New
No used products available
Fluval M50 Submersible 50W Premium Aquarium Heater - 50L Fish Tank (A781)
Rank 18
Fluval M50 Submersible 50W Premium Aquarium Heater - 50L Fish Tank (A781)
(11)
£20.49 New
£12.15 Used
JBL Protemp e300 Water Heater 300W LED Aquarium Freshwater - 6042700
Rank 19
JBL Protemp e300 Water Heater 300W LED Aquarium Freshwater - 6042700
(2)
£35.69 New
No used products available
Interpet 51528 10W Nano Stat Submersible Heater for Aquariums
Rank 20
Interpet 51528 10W Nano Stat Submersible Heater for Aquariums
(14)
£12.99 New
£9.91 Used
EHEIM Thermostat 75W Fish Tanks Aquarium Submersible Heater
Rank 21
EHEIM Thermostat 75W Fish Tanks Aquarium Submersible Heater
(6)
£21.45 New
No used products available
EHEIM Thermocontrol Electronic Aquarium Heater 300w
Rank 22
EHEIM Thermocontrol Electronic Aquarium Heater 300w
(2)
£28.98 New
No used products available
SUPERFISH AQUARIUM HEATER 50w WATT TROPICAL FISH TANK SUBMERSIBLE THERMOSTAT
Rank 23
SUPERFISH AQUARIUM HEATER 50w WATT TROPICAL FISH TANK SUBMERSIBLE THERMOSTAT
£13.99 New
No used products available
Fluval M150 Submersible Premium Aquarium Heater (A783)
Rank 24
Fluval M150 Submersible Premium Aquarium Heater (A783)
(5)
£20.99 New
No used products available
Eheim ThermoControl e150 Electronic Heater
Rank 25
Eheim ThermoControl e150 Electronic Heater
(2)
£34.35 New
No used products available
EHEIM 3619110 300W Aquarium Thermostat Heater
Rank 26
EHEIM 3619110 300W Aquarium Thermostat Heater
(24)
£27.96 New
£16.32 Used
All Pond Solutions Aquarium Fish Tank Submersible Heater 200 W
Rank 27
All Pond Solutions Aquarium Fish Tank Submersible Heater 200 W
(20)
£13.99 New
No used products available
Aquael Plastic Ultra Heater 75w Tropical Aquarium Heating Thermostat Fish
Rank 28
Aquael Plastic Ultra Heater 75w Tropical Aquarium Heating Thermostat Fish
(1)
£28.75 New
No used products available
EHEIM Thermostat 125w Fish Tanks Aquarium Heater 200 LTS
Rank 29
EHEIM Thermostat 125w Fish Tanks Aquarium Heater 200 LTS
(3)
No new products available
No used products available
D-D Dual Temperature Controller
Rank 30
D-D Dual Temperature Controller
(16)
£42.26 New
£26.72 Used
Eheim ThermoPreset Heater 200w
Rank 31
Eheim ThermoPreset Heater 200w
(4)
No new products available
No used products available
Aqua One Aquarium Glass Heater 100w
Rank 32
Aqua One Aquarium Glass Heater 100w
(1)
£16.49 New
£13.19 Used
EHEIM Thermocontrol Electronic Aquarium Heater 200w
Rank 33
EHEIM Thermocontrol Electronic Aquarium Heater 200w
(2)
£39.21 New
No used products available
Juwel 300w Aquarium Heater Fish Tank Replacement Thermostat
Rank 34
Juwel 300w Aquarium Heater Fish Tank Replacement Thermostat
(8)
£30.50 New
No used products available
300w Eheim Heater Aquarium
Rank 35
300w Eheim Heater Aquarium
£59.99 New
No used products available
Hobby Universal Twin Heater Holder Aquarium Fish Tank
Rank 36
Hobby Universal Twin Heater Holder Aquarium Fish Tank
(31)
£4.95 New
No used products available
Juwel Aquaheat 50 - Automatic Aquarium Heater 50w
Rank 37
Juwel Aquaheat 50 - Automatic Aquarium Heater 50w
(3)
£27.45 New
£19.43 Used
Aqua Medic Titanium Heater 300w Marine Reef Tank Aquarium
Rank 38
Aqua Medic Titanium Heater 300w Marine Reef Tank Aquarium
£51.99 New
No used products available
Superfish 2 in 1 Digital Smart 55w Aquarium Heater Thermometer Fish Tank Mini
Rank 39
Superfish 2 in 1 Digital Smart 55w Aquarium Heater Thermometer Fish Tank Mini
(26)
£19.43 New
No used products available
X182 Hydor External Aquarium Heater ETH 16mm Hose 300 Watt
Rank 40
X182 Hydor External Aquarium Heater ETH 16mm Hose 300 Watt
(7)
£52.95 New
No used products available
JBL Protemp CoolControl Thermostat Controller Aquariums Cooler Cooling Fan
Rank 41
JBL Protemp CoolControl Thermostat Controller Aquariums Cooler Cooling Fan
(1)
£43.93 New
No used products available
Oase HeatUp 150w
Rank 42
Oase HeatUp 150w
(1)
£22.94 New
No used products available
Interpet Deltatherm Fish Tank Aquarium Heater 300w
Rank 43
Interpet Deltatherm Fish Tank Aquarium Heater 300w
(9)
£12.15 New
£5.92 Used
Interpet Delta Mini Nano Aquarium Heater 7.5 Watts for up to 12 Litre Aquariums
Rank 44
Interpet Delta Mini Nano Aquarium Heater 7.5 Watts for up to 12 Litre Aquariums
(3)
£15.95 New
£12.15 Used
Hidom Ht-2050 Submersible Blastproof Aquarium Heater 50w With Thermometer
Rank 45
Hidom Ht-2050 Submersible Blastproof Aquarium Heater 50w With Thermometer
(4)
£10.95 New
No used products available
Interpet Deltatherm 150w Fish Tanks Aquarium Heater
Rank 46
Interpet Deltatherm 150w Fish Tanks Aquarium Heater
(4)
£16.49 New
£8.00 Used
Interpet Deltatherm Fish Tank Aquarium Heater 200w
Rank 47
Interpet Deltatherm Fish Tank Aquarium Heater 200w
(6)
£20.49 New
No used products available
Interpet Delta Therm Aquarium Heating System
Rank 48
Interpet Delta Therm Aquarium Heating System
(7)
£10.60 New
£8.00 Used
Aqua One Aquarium Heater Protector - Suit 25w to 300w 10298
Rank 49
Aqua One Aquarium Heater Protector - Suit 25w to 300w 10298
(2)
£9.56 New
£5.92 Used
Eheim ThermoControl e25 Electronic Heater
Rank 50
Eheim ThermoControl e25 Electronic Heater
No new products available
No used products available
Marina Submersible Pre-set Aquarium Heater 300w 27 Cm
Rank 51
Marina Submersible Pre-set Aquarium Heater 300w 27 Cm
(5)
£16.95 New
No used products available
Marina Submersible Pre-set Mini Heater 50 W 50w
Rank 52
Marina Submersible Pre-set Mini Heater 50 W 50w
(3)
£13.99 New
No used products available
Marina Submersible Heater Aquarium Tropical 100w Fish Tank
Rank 53
Marina Submersible Heater Aquarium Tropical 100w Fish Tank
(2)
£11.99 New
No used products available
Fluval P10 Water Tauchbarer Nano - Aquarium 10w to 10l Aquariums
Rank 54
Fluval P10 Water Tauchbarer Nano - Aquarium 10w to 10l Aquariums
£15.99 New
£14.99 Used
Aquael Aquarium PLATINIUM HEATER 25W Fish Tank Glass Heater Platinum
Rank 55
Aquael Aquarium PLATINIUM HEATER 25W Fish Tank Glass Heater Platinum
(1)
£21.32 New
No used products available
Fluval P25 Submersible Aquarium Heater - 25w
Rank 56
Fluval P25 Submersible Aquarium Heater - 25w
(3)
£18.14 New
No used products available
Eheim ThermoPreset Heater 50w
Rank 57
Eheim ThermoPreset Heater 50w
£22.40 New
No used products available
Marina Aquarium Heater 25w 50w 100w 150w 200w 300w Tropical Fish Tank Pre Set
Rank 58
Marina Aquarium Heater 25w 50w 100w 150w 200w 300w Tropical Fish Tank Pre Set
(1)
£13.95 New
No used products available
Marina Submersible Aquarium Heater Precision Temperature Control 50l 50w
Rank 59
Marina Submersible Aquarium Heater Precision Temperature Control 50l 50w
(3)
£11.72 New
No used products available
Marina Submersible Pre-set Aquarium Heater 200w 32cm
Rank 60
Marina Submersible Pre-set Aquarium Heater 200w 32cm
(1)
£15.95 New
No used products available
Aquarium Heater 300w - Juwel Aquaheat Fish Tank Thermostat Rio Vision Rekord
Rank 61
Aquarium Heater 300w - Juwel Aquaheat Fish Tank Thermostat Rio Vision Rekord
(6)
£8.99 New
£3.84 Used
Interpet Deltatherm Fish Tank Aquarium Heater 50w
Rank 62
Interpet Deltatherm Fish Tank Aquarium Heater 50w
£14.99 New
No used products available
Aqua One Quality Glass Aquarium Heater Fish Tank Water Heaters 200w
Rank 63
Aqua One Quality Glass Aquarium Heater Fish Tank Water Heaters 200w
£15.95 New
No used products available
Aqua One Aquarium Fish Tank Glass Heater Thermostat 25w
Rank 64
Aqua One Aquarium Fish Tank Glass Heater Thermostat 25w
(4)
£12.99 New
No used products available
Aqua One 150w Aquarium Glass Heater
Rank 65
Aqua One 150w Aquarium Glass Heater
(2)
£15.99 New
No used products available
Aqua One Glass Aquarium Heater 55w Suitable up to 55 Litres -
Rank 66
Aqua One Glass Aquarium Heater 55w Suitable up to 55 Litres -
(1)
£14.25 New
No used products available
Reef One biOrb Heater Stand 40g
Rank 67
Reef One biOrb Heater Stand 40g
(23)
£8.95 New
No used products available
Sicce Jolly Preset Plastic Heater 12w
Rank 68
Sicce Jolly Preset Plastic Heater 12w
No new products available
No used products available
Aquael Aquarium PLATINIUM HEATER 250W Fish Tank Glass Heater Platinum
Rank 69
Aquael Aquarium PLATINIUM HEATER 250W Fish Tank Glass Heater Platinum
No new products available
No used products available
Hygger Submersible Digital Aquarium Heater 50w Betta Fish Tank Turtle 50w
Rank 70
Hygger Submersible Digital Aquarium Heater 50w Betta Fish Tank Turtle 50w
£26.99 New
No used products available
Aquarium Systems VisiTherm Heater 100w
Rank 71
Aquarium Systems VisiTherm Heater 100w
No new products available
No used products available
150w Watt Aquarium Heater Eden 425 With Thermostat Fish Tank Submersible Heating
Rank 72
150w Watt Aquarium Heater Eden 425 With Thermostat Fish Tank Submersible Heating
No new products available
No used products available