Categories: All Large Equipment Gas Regulators Sensors and Probes Process Equipment Motors Drives Transmitters Controls and Indicators Cable and Wire Electronic Components Power Supply Contactors Fuses and Relays Switches and Disconnects Lab Equipment PLC Modules and HMI Modules HMI Allen Bradley Modules HMI Buttons and Switches Contactors and Relays PLC Cards Valves Pressure Relief Valves Actuators Bonnets Solenoid Valves Butterfly Valves Diaphragm Valves Ball Valves Pumps Pressure Relief Valves Proportion Air PSR-4 Pressure Regulator w/ QB1TFEE100 Pilot Valve Regulator $120.00 Sold Out Leser Type 483 1" Spring Loaded Clean Service 316L SS Safety Relief Valve $1,100.00 Sold Out Kunkle 911B Stainless Steel 1/2" Pressure Release Valve $300.00 Kunkle Safety Relief Valve 3/4" inlet 1" Outlet 125psig Model 537-D01-HM $125.00 Farris 27FA45-U2OS4 Pressure Releif Valve Sanitary 1.5" Inlet 2" NPT Outlet $300.00