FURNAS 69MB108429 Pressure Switch Single Port Adjustable Unloader

FURNAS 69MB108429 is a single-port pressure switch with an adjustable unloader designed for industrial pneumatic systems. This device provides automatic pressure sensing to start or stop a downstream circuit, and the adjustable unloader feature lets you tailor how the system relieves pressure when the switch transitions states. It is commonly used in control panels and pneumatic circuits to manage air-powered equipment such as compressors and actuators, helping operators set the intended pressure range through the adjustability. The part number 69MB108429 and the FURNAS brand indicate compatibility with Rockwell Automation components and typical automation installations that rely on standard FURNAS pressure-switch solutions.