Cobalt Heater 300

…  Correct heater position- Vertical with heating element down, bezel, cord, and button up. Minimum water level - Top of the bezel. For 25, 50, 75 Watt - 5.5" from bottom of the heater For 100 Watt - 8.75" from bottom of the heater Maximum depth of 31.5" deep at the bezel   Quick Compare - Cobalt…

Fully submersible, ceramic aquarium heater from Cobalt Aquatics. Easy to set thermostat with ON/OFF indicator light Triac-equipped to turn heater ON/OFF at lower voltage Magnetic contacts ensure positive contact and release of the thermostat switch every time Tube made of Borosilicate glass for…

…control. We suggest a simple heater controller like the Cobalt Neo-stat, or our preferred heater controller is a ReefKeeper Lite Controller. Any temperature control device will work, the heaters only require a grounded outlet to plug into. Three Sizes Available: 300W Deluxe – 40-80 Gallon tanks 500W…