External Thermostat – Digital Programmable

The External Thermostat – Digital Programmable replaces guesswork with precision, offering temperature control accurate to ±0.1°C for the most demanding aquarium applications. A large backlit LCD displays both current and target temperatures simultaneously, and the push-button programming interface allows the keeper to enter exact setpoints rather than estimating from an analog dial.

Built-in high and low temperature alarms sound an audible alert and illuminate a warning LED if the tank deviates from the target range, providing an early warning system for heater failures. The controller manages a heating output socket and optionally a cooling output for fans or chillers, depending on the model variant.

Ideal for discus keepers, coral propagators, breeding programs, and any system where precision temperature management directly impacts success rates.