Pneumatic Hand Pump generates pressure or vacuum.

Press Release Summary:

Model PHP delivers output pressures up to 600 psi or vacuum down to -28.5 in. Hg. It includes fine adjustment valve for precise volume control, adjustable stroke for over-pressure protection, and 39 in. hose with ¼ female NPT quick fit connector. With analog or digital pressure gage mounted on top, pump can provide complete calibration system for pressure transmitters, switches, controllers, or recorders.

Original Press Release:

Pneumatic Hand Pump Generates Pressure or Vacuum in a Single Pump

Verify calibration of pressure transmitters, switches, controllers or recorders, Dwyer Instruments, Inc. is proud to announce the release of the Model PHP Pneumatic Hand Pump. The Model PHP is a hand pump for sourcing pressure or vacuum. Mount an analog or digital pressure gage to the top of the unit for a complete calibration system.

The pump provides output pressures up to 600 psi (40 bar) or vacuum down to -28.5" Hg (-0.960 bar). Higher pressures can be achieved easily and quickly with minimum number of strokes due to the scissor action design.

Model PHP is fitted with a fine adjustment valve for precise volume control and an adjustable stroke to provide over pressure protection. Units include a 39" (1 m) hose with a 1/4 female
NPT quick fit connector.

The Model PHP Pneumatic Hand Pump is in stock and ready for immediate shipment for only $525.00.

Dwyer Instruments, Inc. produces a wide variety of test equipment. For complete information, contact Dwyer Instruments, Inc., P.O.Box 373, Michigan City, IN, 46361. Phone: (219) 879-
8000; Fax: (219) 872-9057. Internet address:; E-mail address:

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