PC200-5 PC200-6 relief valve

PC200-5 / PC200-6 Relief Valve

Fit for Komatsu PC200-5 and PC200-6 series excavators (dedicated to hydraulic system protection), this relief valve is from Ningbo Longerfa Hydraulic Co., Ltd.—a professional hydraulic parts manufacturer in Ningbo, China, specializing in cartridge valves and valve blocks.

Longerfa holds ISO9001/ISO45001 certifications and patents, with advanced CNC equipment and testing tools. Every PC200-5/PC200-6 relief valve undergoes 100% performance verification to meet industry standards, as well as the unique hydraulic system parameters of both Komatsu excavator models.

As a key protective component for PC200-5 and PC200-6 hydraulic circuits, this valve automatically discharges excess pressure when the system pressure surpasses the preset threshold—effectively avoiding damage to core parts like hydraulic pumps, boom cylinders, and control valves. It adheres to original Komatsu specs for direct replacement, significantly cutting down maintenance downtime and enabling quick recovery of excavator operation. Trusted by global aftermarket users, it’s widely applied in construction, mining, earthmoving, and infrastructure projects where PC200-5/PC200-6 excavators are commonly used.

Adhering to "Quality First, Service First," Longerfa provides a dependable choice for aftermarket maintenance and replacement of Komatsu PC200-5 and PC200-6 excavators, ensuring the long-term stable, safe, and efficient operation of their hydraulic systems.