SMC G 3/8 Pneumatic Regulator - 0.5bar to 8.5bar, 10bar max. input

The SMC AR20-B series has maximum set pressure of 125 psi and offers embedded gauge and pressure switch options not found in the AR-A while maintaining panel mounting interchangeability with the previous AR models. The locking adjustment knob prevents accidental setting changes. Options include a mounting bracket and set nuts for panel mounting. It used diaphragm is made of ozone resistant rubber material (HNBR).

Available with built-in backflow mechanism
Optional embedded pressure gauge
Modular type regulator