Finally, a more reliable heater with groundbreaking safety features. The Marineland Precision Submersible Heater offer a safer, new option for both freshwater and marine aquariums.
Adjustable temperature dial - Easy-to-adjust temperature dial sets temperature 1ºF with every click.
High-visibility temperature display - Easy-to-view sliding scale tells the exact temperature setting. Top dial view shows the setting from an additional location.
Thermal switch - Safety feature prevents heater failure during use. Heater automatically turns off as temperature rises above an internal pre-set level and turns back on when it cools down.
Triac controller - Switches heater on and off for superior performance and enhanced reliability.
Mounting bracket - Advanced mounting bracket securely attaches to glass and provides three window positions, allowing temperature display to be viewed from multiple angles
Advanced heating element - Flattened mesh heating element surrounds a mica core for superior heat transfer with enhanced durability