INNO-TECH 5H09 compressor,auto compressor, air conditioning compressor,good durability ,car compressor with high refrigeration. 1 ... Stroke(mm) 18.1 5 Max.speed(r/min) 7500 6 Refrigerant R-134A 7 Lubricant Oil POE 8 Voltage 12 ... 9 Number of groove AAINNO-TECH 5H09 compressor,auto compressor, air conditioning compressor,good durability ,car compressor with high refrigeration.