Cabinet air conditioner is mounted on the inside of the cabinet air conditioning control server, electronic cooling temperature, room server requires long-term operation, it will generate heat if the temperature exceeds its capacity, it can cause fire, resulting in danger , so it is necessary to control the heat sent by the server to increase their life span, which under normal circumstances cabinets are filled with fans, rarely used the air-conditioning cooling, 1 is fitted with air conditioning, the price a lot more expensive than the installed fan, 2 is the high cost Although there is no air-conditioning fan cooling effect is good, but still very good, and now most are using a fan instead of air conditioning.