? Features Reliable: air conditioning systems and energy-saving heat pipe system backup for each other:? Heat pipe system operating at low outdoor temperatures, air conditioning working outdoor temperature is high, energy savings through intelligent control of noise:? Intelligent fan speed can reduce speed, the heat load the noise is automatically reduced corrosion:? using a variety of technology tools, outstanding corrosion resistance Maintenance:? Protection class IP55, outdoor can be directly flushed clean, easy to maintain fan + 48V DC power supply control system for AC compressor 50 / 60Hz universal? for global power? unit with LCD display Chinese and English menu, simple operation? adopt environmentally friendly R134a refrigerant, RoHS compliant? Caller (delay) from the start, intelligent anti-misuse mode? provides a variety of alarm and RS485 communication function Applications and protection? wireless outdoor cabinet? outdoor energy sites? outdoor battery cabinet