Enerpac accessory valves regulate oil flow or system pressure All accessory valves feature NPT or SAE porting to insure against leakage at rated pressure Can easily be installed in any system All valves are painted, coated or plated for corrosion resistance Previous Next TabsChart ( metrics ) Valve type Maximum pressure Model number Oil ports bar Holding valve, air pilot 200 HV-1000A 1/8” NPTF Holding valve, modular 200 MHV-1 1/8” NPTF Pressure limiting valve 200 PLV-40013B 1/8” NPTF Manual shut-off valve 350 V-12 SAE #4 Auto-damper valve 700 V-10 1/2” NPTF Safety check valve 700 V-17 3/8” NPTF Pressure relief valve 700 V-152 3/8” NPTF Chart ( Imperial ) Valve type Maximum pressure Model number Oil ports psi Holding valve, air pilot 3000 HV-1000A 1/8” NPT Holding valve, modular 3000 MHV-1 1/8” NPT Pressure limiting valve 3000 PLV-40013B 1/8” NPT Manual shut-off valve 5000 V-12 SAE #4 Auto-damper valve 10,000 V-10 1/2” NPT Safety check valve 10,000 V-17 3/8” NPT Pressure relief valve 10,000 V-152 3/8” NPT