ETC-974 Digital Temperature Controller with °C/°F Display, NTC Sensor, 230V AC for Refrigerators and Cold Rooms

🌡️ General Description: Intelligent digital temperature controller for refrigerators, cold rooms, and freezers. Clear display in °C or °F, increased accuracy (0.1 °C), fine-tuning, and intelligent overheat protection. Ideal for demanding professionals and DIY enthusiasts seeking reliability, simplicity, and complete control over their refrigeration system. 📐 Technical Specifications Model: ETC-974 Power Supply: 230 V AC, 50/60 Hz Relay Capacity: 8 A / 220 V CAP Measuring Range: -50 °C to +110 °C (NTC probe) Operating Range: -5 °C to +55 °C Display Resolution: 0.1 °C or 1 °C Probe: NTC 10 kΩ (2 probes included) Probe Failure Alarm Delay: 1 minute Relative Humidity: 10–90% RH (non-condensing) Storage Temperature: -30 °C to +85 °C Contents: 1 controller + 2 probes + user manual 🔧 Installation Quick and intuitive installation — no special tools required. Simple electrical connection (screw terminals), wall or DIN rail mounting possible. The two probes allow for precise regulation: one for measurement, the other for defrosting or ventilation. ✅ Use it to regulate a chiller, commercial freezer, cold room, or ventilation/defrosting system. Intuitive adjustment via the front buttons. Immediate display, integrated temperature correction, alarm in case of failure—everything is designed for total, effortless control. ℹ️ Other information Designed for continuous use in demanding environments. Works with standard NTC sensors—universally compatible with common refrigeration systems. No batteries required: direct 230V AC power supply. Robust, quiet, and ready to use right out of the box.