Fully-submersible borosilicate aquarium heater boasts brawn and brains thanks to its state-of-the-art electronic thermostat. The newly-designed Cobalt Aquatics Neo-Glass Submersible Aquarium Heater combines durable borosilicate glass tube construction for superior heat and shock resistance while the highly-advanced electronic thermostat ensures precision aquarium heating with a remarkable ±0.7°F accuracy. Innovative user-friendly features include easy-to-set, push-button control and a LED digital temperature display that shows both set temperature AND aquarium water temperature simultaneously. The result is an aquarium heater that is durable, reliable, AND easy to use!

The Cobalt Aquatics Neo-Glass Submersible Aquarium Heater features a solid-core ceramic heat radiator to help eliminate "hot spots" and ensure even heat distribution. The fully submersible Cobalt Aquatics Neo-Glass Submersible Aquarium Heater is available in sizes from 25 watts to 300 watts and is suitable for use in both freshwater and saltwater aquariums.

Cobalt Neo-Glass Submersible Aquarium Heater Features

• Fully submersible aquarium heater
• Easy temperature setting
• Computer-tested electronic thermostat with ±0.7°F accuracy
• Easy-to-read temperature scale
• Ceramic heat radiator
• Borosilicate glass for superior heat and shock resistance

Special Note for use with Aquarium Controllers:
Please set temperatures higher than temperature on all controllers.
APEX users: Please be sure to plug your Cobalt Neo-Glass Heater into Plug 4 or 8.
Digital Aquatic users: Cobalt Neo-Glass Heaters can be plugged into any port without issues.