Din Rail High Power Digital Thermostat Controller Auto Heat/Cool Change for Water Heater & Ventilation Fan

High Power Digital Thermostat Controller, 30A 4000W Din Rail Temperature Switch with 5M Waterproof Sensor Probe, Auto Heat Cool Change for Water Heater & Ventilation FanUpgrade your temperature management system with this reliable digital thermostat switch, widely used in Philippine water heater, greenhouse planting, poultry breeding, refrigeration fan control scenarios. Adopts premium precision chip to guarantee 0.1℃ display resolution, delivering stable and precise temperature monitoring.Featuring automatic working mode recognition, no need manual shift between heating and cooling; just set P0 startup temperature and P1 stop temperature to realize auto on/off circulation. The internal 30A large-capacity relay ensures strong load capacity, max 4000W for electric heating appliances.Every unit includes a full set of 5-meter waterproof NTC probe with copper wire and XH connector, excellent waterproof performance for humid Philippine outdoor environment. Additional P2 calibration function fixes probe measurement error, P3 delay setting protects compressor from frequent startup, perfect for fridge and cold storage control.✅ Probe Correction Note: All units come with 5 meters standard waterproof NTC probe (modify from original 2m marked on product picture per requirement)✅ Core Spec: Rated 30A, Max 4000W resistive load, Input 180-250V AC 50Hz, Control Range: -50℃~110℃, Accuracy ±0.1℃