Enhance your temperature management with this advanced Digital Temperature Controller, designed for precise and reliable refrigeration and heating control. Featuring a wide temperature control range from -40℃ to 120℃, this mini temperature controller automatically initiates cooling or heating to maintain the set limits, ensuring optimal environmental conditions for various applications. Key Features: · Wide Temperature Control Range: Effectively regulates temperatures between -40℃ and 120℃, suitable for diverse cooling and heating systems. · Large, Clear LED Display: Offers easy readability and precise monitoring with 0.1℃ display accuracy and control accuracy of 1℃. · Dual Functionality for Heating and Cooling: Automatically switches between refrigeration and heating modes to maintain desired temperatures, enhancing system efficiency. · Adjustable Return Difference: Customizable return difference setting from 1℃ to 30℃ allows flexible control based on specific application needs. · Delay Start Function: Prevents frequent start-stop cycles by introducing timed delays, extending the life of connected equipment. · Temperature Limit Settings & Factory Lock: Set upper and lower temperature limits with factory parameter locking to avoid accidental changes. · Power-Down Storage & Restore Factory Settings: Maintains settings during power outages and supports full parameter restoration, ensuring consistent performance. · Temperature Correction Support: Allows fine-tuning of temperature measurements for improved accuracy. Specifications: · Model: MH1230A · Working Voltage: AC 220V · Relay Contact Current: 30A (AC 220V), capable of withstanding a 6600W load · Temperature Control Range: -40℃ to 120℃ · Measurement Error: ±0.5℃ · Display Accuracy: 0.1℃ · Control Accuracy: 1℃ · Temperature Sensor: NTC (10K/3435) · Operating Temperature: 0℃ to 60℃ · Storage Temperature: -10℃ to 60℃ · Humidity: 90% RH non-condensing · Dimensions: 8.5 x 7.5 x 3.5 cm (3.35 x 2.95 x 1.38 inches) · Sensor Probe Size: 4 x 25 mm (0.16 x 0.98 inches) · Sensor Cable Length: 1 meter (39.37 inches) · Weight: 224g Package Includes: · 1 x Digital Temperature Controller · 1 x Temperature Sensor This compact and durable temperature controller is ideal for precise temperature regulation in refrigeration units, heating systems, aquariums, incubators, and other environments requiring consistent thermal control. Its robust relay can handle high loads, making it suitable for heavy-duty applications while maintaining user-friendly operation and versatile functionality.