The Fierthbauer DWPBU-2-10-SM10-2 (Part Number: 400554001) is a high-performance, screw-in cartridge type hydraulic pressure switching valve (Druckschaltventilpatrone). Engineered for precise pressure control and reliable switching functions within industrial hydraulic systems, this valve is constructed with a robust hexagonal steel body for maximum durability in demanding environments. It features an external adjustment screw and lock nut, allowing operators to easily and accurately calibrate pressure settings. The threaded mounting section is designed with radial flow ports, premium O-ring seals, and a specialized polymer sealing ring at the nose end to guarantee a secure, leak-free installation and optimal fluid regulation.