The Cobalt Aquatics ACCU-Therm fully submersible heaters feature an easy to set thermostat with and ON/OFF indicator light that is Triac equipped that turns the heater on and off at lower voltage, and magnetic contacts that ensure positive contact and release of the thermostat switch every time. All of these features are have been engineered to extend life and reliability of the thermostat and ultimately the heater. The tube is made of Borosilicate glass for superior heat and shock resistance and surrounds a high quality ceramic heat radiator that provides even and the best heat distribution from the heating elements. Perfect for freshwater and saltwater aquariums. Accurate to ±2°. Available in 25 - 300 watt sizes.
Fully submersible heater
Easy temperature setting
Computer tested, accurate ±2°F
ON/OFF indicator light
Ceramic heat radiator
Triac equipped thermostat turns heater on and off at lower voltage to extend life
Ceramic heat radiator
Borosilicate glass for superior heat and shock resistance