Company offers an optional integral Forced Feed Oil Lubrication System for their Microvac® 412J Pump. It is designed to enhance oil delivery capabilities. System is self-contained and powered by the main pump shaft which turns a gerotor oil pump to feed lubricating oil through hollow pump shaft and deliver to pump's bearings regardless of inlet pressure. It is ideal for use in long pump down or gas handling applications where reliability is critical. System is completely O-ring sealed to preclude leakage.