East Hill Instruments' MVP-600 Pneumatic Calibration Hand Pump

Range from Vacuum 28" Hg to 600psi. Comfortably sources pressure and vacuum to check calibration of gauges, switches, transmitters, and recorders. The contoured cushion handles provide extra comfort while preventing the pump from sliding. The over-sized check valve provides smooth operation throughout the output range. The dual o-rings on all pistons ensure zero leakage.