... RS485 communication port with heatpipe radiator technology, more efficiency battery air conditionerDC Air conditioner - Peltier cooler uses the ... enclosed area climate control such as telecom outdoor cabinet, battery cabinet, industry control caninet, medicine equipment, military ... breaking machine parts, it is the most long-lasting, reliable method of cooling.Rated Voltage: 24VDC / 48VDC / 220VAC ...