Best Aquarium Heaters

Fluval E Advanced Electronic Heater, 300 W

Interpet Deltatherm Aquarium Fish Tank Heater, adjustable, for Tropical and Marine, 100 W, for aquariums up to 90 litres,Black

PYPABL 25W 50W 100W 300W Aquarium Heater, Submersible Glass Heater for 5L-300Litres Fish and Turtle Tank (50W for 15-55L)

HITOP HP-608 Submersible Aquarium Heater 25W 50W With Thermometer and Extra Sucker Cup (25W)

Fluval T50 Fully Electronic Heater for Freshwater Aquariums up to 15 Gal.

NICREW Fish Tank Heater, Submersible Aquarium Heater with External Temperature Controller, for Fish Tanks up to 70 Liters, 100W

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

ONLYSTAR Fish Tank Heater 50W/100W/200W/300W/500W with Over-Temperature Protection, Explosion Proof Quartz Glass, Aquarium Heater with LED Thermostat Controller (200W)

HITOP HP-608 Submersible Aquarium Heater 100W 200W 300W With Thermometer and Extra Sucker Cup (100W)

hygger Small Aquarium Heater, 25W Submersible Betta Fish Tank Heater with Digital Display External Controller, Turtle Tank Heater Suitable for Freshwater up to 20L Tanks