Capable of extremely high resolution (0.0001 psi) as it spans the range of near absolute vacuum to low pressures (30" Hg - 80 PSI). It's rugged outer housing and dual o-ring design ensures zero leakage. Not only is the M-80 bench mountable, but it’s relative light weight (3.5 lbs) makes it perfect for field use as well. Optional power drive supplied to rotate the vernier at a quicker pace in-order to speed up your calibrations.

Produces pneumatic pressure and vacuum to check calibration of gauges, switches, transmitters, and recorders. The contoured cushioned handles provide extra comfort while preventing the pump from sliding. The over-sized check valve provides smooth operation throughout the output range while the dual o-rings on all pistons ensure zero leakage. Patented Mash proof vent valve comes standard on all MVP-600s (No Needle Valve) and a non-oil based lubricant is used on all moving parts.