• Compatible to phosphoric acid ester fluid and Skydrol Oil
• Increase and decrease pressure smoothly
• Three pressure ports
• Hand-tight quick connectors
The Additel 937 is designed to generate pressure from 85% vacuum to 15,000 psi (1000 bar) for the application requiring accurate pressure testing and calibration. It can be used in calibrating pressure gauges, transmitters, or other pressure measuring instruments.