Maximum Inlet Pressure: 300 psig (20.6 bar), 

Maximum Allowable Outlet Pressure: 225 psig (15.5 bar), 

Set Pressure: 10 to 225 psig (0.7 to 15.5 bar), 

Inside Bore Diameter: 4.8 mm, 

Operating Temperature: -40°C to 300°C, 

Adjustable bonnet cover for adjusting the setting pressure, 

Lock the proportional unloader valve with a lead-sealed wire through the lock wire hole to effectively maintain the setting pressure. The proportional unloading valve can be locked with a lead-sealed wire through the anti-loosening wire hole to effectively maintain the set pressure.