1. Cooling/heating mode, temperature control, motor protection 2. Built-in 4G communication module and IoT network card 3. Split design, easy to install, saves power wire 4. Independent control of compressor, electric defroster and fan 5. Phase dislocation and phase failure protection of three-phase power supply 6. Compressor current overload, phase loss and imbalance protection 7. Voltage control alarm input 8. Parameter setting shortcut key, easy to use

1. Built-in 4G communication module and IoT network card 2. Cooling/heating mode, compressor, defroster and fan independently controlled 3. Electric defrosting and thermal fluorination selectable 4. Fan standby mode with circular start/stop and external alarm connection 5. Phase dislocation and phase failure protection 6. Compressor current overload, phase loss and imbalance protection

1. Large digital display screen showing temperature and compressor current simultaneously 2. Built-in 4G communication module, high integration design 3. Cooling/heating mode selectable, independent compressor/defroster/fan control 4. Electric defrost and thermal fluoride selectable 5. Three-phase power phase failure protection 6. Compressor current overload protection 7. Voltage control alarm input 8. Parameter setting shortcut keys