Intelligent temperature controller for refrigeration and heating, operating range: -50°C to 99°C Smart STC-8080H temperature sensor — durable and suitable for various applications Compatible with soldering irons, high-temperature flumes, UV curing machines, high-temperature equipment, and heat sealing machines Suitable for vegetable farming, warehouses, home freezers, cold storage, poultry farming, water tanks, refrigerators, industrial chillers, boilers, steamers, and other temperature-controlled systems STC-8080H is a universal single-sensor temperature controller featuring refrigeration control, defrost cycle control, and over-temperature alarm Adjustable compressor start delay protection Adjustable over-temperature alarm activation after power-on Designed for refrigeration applications including refrigerators and refrigerated transport Key Functions: • Temperature measurement, display, and control • Adjustable defrost cycle and defrost duration • Over-temperature alarm function • Compressor start delay protection • Proportional start/stop response in case of sensor fault Standard Dimensions: • Front panel size: 75 mm (L) × 34.5 mm (W) • Cutout size: 71 mm (L) × 29 mm (W) • Overall unit size: 75 mm (L) × 34.5 mm (W) × 85 mm (D) • Sensor cable length: 2 meters (including probe) Technical Specifications: • Power supply: 220 VAC ±10% / −15%, 50/60 Hz • Power consumption: ≤3 W • Temperature measurement range: −50°C to 99°C • Temperature control range: −40°C to 50°C • Temperature resolution: 1°C • Temperature measurement accuracy: ±1°C at 50°C–70°C; ±2°C elsewhere • Refrigeration output contact rating: 10 A / 277 VAC • Defrost output contact rating: 10 A / 277 VAC • Sensor fault response delay: 1 minute • Sensor type: NTC • Front panel protection rating: IP64 • Operating ambient temperature: 0°C to 60°C • Operating ambient humidity: 20%–85% RH (non-condensing) • Storage temperature: −30°C to 75°C • Color: Black • Housing material: ABS Package Includes: • 1 × Temperature Controller Note: The actual product color may vary slightly due to lighting conditions and screen settings. Slight dimensional variations of ±1–3 cm may occur due to manual measurement.