Prevost High Flow Safety Disconnect - great for use with larger air hoses (1/2" ID and above) - this 1/2" body size has a 1/2" male NPT thread to attach to compressors & wall drops. Flows an incredible 183 SCFM of air at 100psi. For use with 1/2" Industrial Interchange air plugs.
Safety coupling has a 2 stage disconnect....
(1) Pulling back on the coupler releases the downstream air pressure making the hose safe.
(2) Pushing forward on the coupler then releases the plug from the coupler
For use with high capacity pneumatic tools (truck impact wrenches, jackhammers, pnematic pumps, etc) and for irrigation contractors running larger diameter hoses to blow out sprinkler systems.