... AC120VDC12V Max. 10A working pressure OFF pressure:-0.06Mpa±0.005Mpa ON pressure:-0.04Mpa±0.005Mpa Max working pressure Max. 12 Kgf/cm2 ... electric vehicle vacuum pump, electro-hydraulic power steering pump, air pump, liquid pump etc. Our products are widely used ... and services for Peking University, Tsinghua University, NPU and other high schools, also some products exported to USA, Germany, Australia ...