Builtin features include temperature calibration, output delay protections, and alarm notifications for sensor errors or temperature limits. These capabilities provide dependable performance in demanding settings and help prevent temperature excursions. Ideal for cold storage managers, restaurateurs, and professionals requiring precise temperature control. The digital temperature controller serves a wide range of users seeking reliable temperature regulation. For commercial refrigerators, food storage facilities, and laboratories, this controller maintains stable operations across various refrigeration environments, safeguarding equipment and stored goods. The digital temperature controller is a twostage controller designed for precise management of both heating and cooling systems, offering seamless switching to suit user preferences. Use scenarios Cold storage facility: Maintain consistent temperatures in a grocery warehouse to protect perishable goods, with prompt alarms if sensor readings drift or limits are exceeded. Commercial kitchen: Regulate temperature in reachin refrigerators or preparea units, ensuring food safety and reducing the risk of spoilage through reliable control. Laboratory storage: Stabilize refrigeration for sensitive samples or reagents, with reliable performance and alarm notifications to address sensor or temperature limit issues.