Additel 959A Hydraulic Ultra-High Pressure Test Pump


  • Pressurize large-volume workload
  • Generate pressure to 40,000 psi (2,800 bar) pressure
  • Increase and decrease pressure smoothly
  • Three pressure ports
The Additel 959A is designed to generate pressure up to 40,000 psi (2,800 bar) for the application requiring accurate pressure testing and calibration. It can be used in calibrating pressure gauges, transmitters, or other pressure measuring instruments.

Generate Ultra-high Pressure
Generate pressure up to 40,000 psi (2,800 bar)
Hand pump to fill large volume systems
Durable and Minimal Maintenance
Isolation valve provides stable pressures while
reducing maintenance on the hand pump check valve
Easy-to-use
40,000 psi (2,800 bar) can be generated easily with
the dual-piston system