Aquarium Temperature Controllers

Aqueon Aquatic Flat Heaters provide energy efficient heating for small desktop aquariums up to 10 gallons. These reliable, shatterproof heaters warm water up to 6�F above the ambient room temperature, and feature a suction cup for easy mounting to...

Aqueon Aquatic Flat Heaters provide energy efficient heating for small desktop aquariums up to 10 gallons. These reliable, shatterproof heaters warm water up to 6�F above the ambient room temperature, and feature a suction cup for easy mounting to...

Aqueon Submersible Aquarium Heaters maintain precision temperature control with a digital thermostat that provides more accurate readings (+/-1°F) than traditional analog thermostats. The heater unit features an auto-shut off feature for safety, and...

Via Aqua Quartz Heaters are the new and improved version of glass heaters, featuring high-quality, submersible quartz glass with a visible temperature readout. Heaters are easy to install - just use the suction cups to secure your heater in the desired...

Via Aqua Quartz Heaters are the new and improved version of glass heaters, featuring high-quality, submersible quartz glass with a visible temperature readout. Heaters are easy to install - just use the suction cups to secure your heater in the desired...

The Zoo Med Aquatic Digital Thermometer provides accurate readings of your aquarium environment, and features a digital display for quick readings, suction cup for easy placement and an included battery.Easy-to-read digital thermometerSuction cup and...

Via Aqua Quartz Heaters are the new and improved version of glass heaters, featuring high-quality, submersible quartz glass with a visible temperature readout. Heaters are easy to install - just use the suction cups to secure your heater in the desired...

The Penn Plax Therma-Temp Full-Range Digital Thermometer accurately measures aquarium temperature. Contains clear and easy to read numbers, fahrenheit /centigrade scale, and mounts conveniently outside aquarium.Full range digital...

Hagen Large Floating Thermometer is for fresh and salt water. Accurate and easy to read. Safety zone indicator for most tropical fish. Protects fish from unsafe temperatures.Accurate and easy to read screenIncludes a safety zone indicator for easy...

Hagen Marinas Plastic Aquarium Thermometer is for fresh and saltwater use. Accurate and easy to read, with a safety zone indicator to protect most tropical fish from unsafe temperatures. With a suction cup for easy attachment.Accurate and easy to...

The Hagen Marina Stainless Steel Thermometer provides accurate, easy to read temperature readings for fresh and saltwater aquariums. A safety zone indicator let you know the ideal temperature for most tropical fish and helps you avoid unsafe temperatures...

Lees Heater Holder Suction Cups features a clip with a suction cup that secures 1 inch heater tubing to the wall of the aquarium. The Heater Holder can also be used to secure 1 inch siphon or under gravel uplift tubes.Secures 1" heater to aquarium...