15 Watt Flat Aquarium Heater.The Aqueon 15 Watt Preset Heater requires no adjusting! The preset temperature has been calibrated to 78°, appropriate for most tropical fish. The Aqueon Flat Heater is for aquariums up to 10 gallons.

10 Watt to 300 Watt Aquarium Heaters.The Fluval M-Series Submersible Heater's range provides exceptional performance, unsurpassed reliability and exclusive mirror technology to blend in with its surroundings. 5 sizes to choose from.

300 Watt to 1000 Watt Aquarium Heaters
The H2Pro Titanium Aquarium Heaters are high quality heaters with a remote temperature controller. The large display shows both the current temperature and the set temperature in either celsius or fahrenheit.

100 Watt to 500 Watt Aquarium Heaters
The hygger 085 titanium tube heater is made of TA2 aerospace titanium alloy, and the heater tube is covered with Teflon. It has a built-in intelligent IC chip, an accurate temperature control system, and a memory function. An external controller that can display water temperature and set the temperature.

50 Watt to 400 Watt Aquarium Heaters. Ensure precise temperature for your aquarium with the IceCap Titanium Aquarium Heater Element. Unlike conventional glass heaters, titanium heaters efficiently conduct heat, maintaining your tank at the ideal temperature for your underwater ecosystem.The IceCap controllers and mounts designed for use with these heaters.

100 Watt to 800 Watt Aquarium Heaters
Maintain the perfect aquatic environment with the JBJ TrueTemp Titanium Heater, a complete heating system designed for the discerning hobbyist. These professional-grade heater and controller combos provides unparalleled accuracy, safety, and ease of use, ensuring the well-being of your fish and corals. The TrueTemp system is the ideal choice for both freshwater and saltwater setups.

25 Watt to 300 Watt Aquarium Heaters. These submersible shatterproof Lifegard Aquatics quartz heaters are safe for freshwater and saltwater tanks. Pre-set & adjustable versions. Easy to set thermostat a LED power indicator light showing operation. All heaters are UL listed with a thermal protection shutoff switch.

75 Watt to 400 Watt Aquarium Heaters.The Marineland Precision Submersible heaters comes in five sizes from 75 Watt to 400 Watt. Comes with built-in thermal safety switch. Includes mounting bracket.

25 Watt to 400 Watt Aquarium Heaters. The Oase HeatUp Heaters come in seven sizes from 25 Watt to 400 Watts. They feature a uniform temperature level thanks to patented bi-metal technology.