The 3‑Digit LED Digital Temperature Controller E5C4 is a small and easy-to-use device that measures and controls temperature in machines and systems. It uses a thermocouple sensor to monitor temperatures up to 399 °C and switches heating or cooling devices on or off to maintain stable temperature. Its bright LED display shows the temperature clearly, and it fits neatly into a panel cut-out for easy installation. This controller is reliable for industrial and commercial use. Features Bright 3‑digit LED display for easy temperature reading Uses K-type thermocouple sensor input Compact panel mount design (48 × 48 mm) ON/OFF control for simple temperature regulation Stable and reliable operation for industrial use Specifications Model: E5C4 digital temperature controller Power supply: AC 220 V (typical) Temperature range: 0–399 °C Display: 3‑digit LED panel Output: Relay control for switching heater or cooler Uses Temperature control in ovens and heaters Industrial process temperature monitoring Food processing equipment control Plastic or packaging machine temperature control Laboratory and testing equipment temperature regulation Package Includes: 1 x Digital Temperature Controller E5C4