Low weight and small dimensions are essential for mobile application. These aluminum compressors are among the most compact of their kind on the market. Very high efficiency level: minimal power consumption guarantees maximum economy; drive via magnetic clutch, capacity control, oil drier in the crankcase and exchangeable cylinder liners for, consequently, easy maintenance. These are only some of the many advantages of the series. Of course these compressors can be operated with modern chlorine free refrigerants.