FOR Universal TCN4S-24R Dual-Display PID Temperature Controller — Refrigerator / Water Heater / Boiler Replacement

Replacement temperature controller FOR Universal TCN4S-24R with PID control and dual-display readout. Built as a universal thermostat solution for refrigerators, water heaters and boilers, this controller offers PID regulation and a two-window display for setpoint and process temperature. Ideal for swapping into existing systems where a TCN4S-24R compatible PID thermostat is required.You may also like VEVOR 8KW Diesel Heater All-in-One — 12 V, Bluetooth App & Remote, Automatic Altitude to 18045 ft (5,500 meters) — Portable Vehicle & Outdoor Air Heater.