• Compact, low profile first stage

• Flow-by piston design

• One HP and two MP ports pressure ports

• Factory set I.P. at 135 to 145 psi at 3000 psi

• Direct attachment to 200 or 300 bar DIN connection

• Includes Delrin DIN Cap

• Clean for pre-blended nitrox up to 40% 02 

p/n HL406