Deadweight Testers (Primary Standards)
Ametek-Mansfield & Green provides the world's only ball-type deadweight testers, where the ball and weights float on a thin film of air, which is virtually frictionless.
Pump Systems
Pump systems offer the most convenient and compact solutions available for carrying everything you need for field pressure calibration work.  Systems include the gauge and pump of your...
T-600 (System C and H)
The T-600 Series is a lightweight and portable hydraulic hand pump, specifically designed for high pressure applications.
T-900 Series (Systems A, B, and H)
The T-900 Series pneumatic hand pumps generate pressure and vacuum with precision and ease, allowing users to fine-tune the pressure delivered with every stroke.
P Series Pressure Comparator (System D)
The P-Series (System D) comparators are hydraulic screw pumps designed for easy, controlled, high pressure generation.
P014 Pressure Comparator (System E)
The P014 hydraulic jack pump (System E) is an extremely effective pressure pump designed for easy, controlled, high pressure generation.
Type T (System F)
Type T hydraulic comparator (System F) is a self-contained high volume pressure source capable of producing pressure up to 15 000 psi.
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