The Additel Pneumatic Pressure Test Pumps are available in Low and High versions.
They are ideal comparison test pumps for pressure instrument calibration.
Low Pressure Test Pump The 901A Low pressure test pump generates either vacuum to -6 psi or pressures to 6 psi, ideal low pressure comparison calibration. Low Pressure Test Pump The 912A Pneumatic Pressure Test Pump is a hand operated pressure pump designed to generate pressure from 95% vacuum to 60 psi (4 bar). Pressure Test Pump The 917 Pneumatic Pressure Test Pump from Additel is a hand operated pressure pump designed to generate pressure from 95% vacuum to 1,000psi (70bar). Pressure Test Pump The 918 Pneumatic Pressure Test Pump from Additel is a hand operated pressure pump designed to generate pressure from 95% vacuum to 1,500psi (100bar). 
ADT901A
ADT912A
ADT917
ADT918
