This Swagelok SS-4R3A High Pressure Proportional Relief Valve is a top-of-the-line product made in the United States. It is specifically designed for use in hydraulics, pneumatics, pumps, and plumbing systems. With a 1/4" tube, it fits seamlessly into your existing setup and is a great addition to any system.


This valve is made by the trusted brand Swagelok, ensuring that you are getting a quality product that will last. It is perfect for those looking to improve their system's performance and efficiency. Add this valve to your collection of fittings and adapters today.



swagelok ss-4r3a-ep-setd (setpoint adjustable between 1500-2250 psi / 103-155 bar)