*100% driven by solar energy,100% energy saving.
*48V DC power drive ,no inverter required ,no AC power required.
*Deep cycle batteries as energy bank for overnight operation,over 8 hrs back up time.
*DC inverter permanent mangent compressors.
*Lowest energy consumption ,lowest noise level.
*DC brushless indoor and outdoor fan motors.
*Short investment recovery period(1-3 year)