W1209 12V Digital Temperature Controller Thermostat Switch Module

Precision temperature control for any project. The W1209 12V Thermostat Module is the most popular, cost-effective solution for automating your heating or cooling systems. Featuring a bright 3-digit LED display, it allows you to monitor real-time temperatures and set precise trigger points with ease. Whether you are building a chicken egg incubator, a brewing setup, or an overheating protection system for your PC, this module offers reliable, "set-and-forget" performance in a tiny package. HEATING & COOLING MODES: versatile firmware allows you to configure the relay to switch on a heater (when cold) or a cooling fan (when hot), covering all climate control needs. WATERPROOF NTC PROBE: Includes a robust 50cm temperature sensor capable of withstanding moisture, making it safe for use in aquariums and liquid tanks. HIGH-CURRENT RELAY: While powered by 12V, the onboard relay switch can handle loads up to 10A (120VAC/14VDC), allowing you to control powerful lamps and motors directly. A