1pc Dual-Display Temperature Controller TZ4ST-14S — Original Thermostat for Fridge, Water Heater & Wall Boiler Repair

Single-piece dual-display temperature controller, model TZ4ST-14S — an original replacement thermostat designed for repair and maintenance. Ideal for use in refrigerators, water heaters and wall-mounted boilers, this unit serves as a direct swap-in repair part. Compact and straightforward to install, it provides clear dual readouts for temperature control and monitoring.