ND0954200440 095420-0440

The Common Rail Pressure Relief Valve (PRV) is a critical safety protection component in diesel high-pressure common rail fuel systems. It is typically installed at the end of the common rail and is designed to limit the maximum system pressure. When the common rail pressure exceeds the preset safety threshold, the PRV automatically opens and releases excess high-pressure fuel back to the low-pressure circuit, preventing damage to the common rail, injectors, and high-pressure fuel lines caused by overpressure.

Precise Pressure Relief Protection —— Accurately limits common rail pressure to ensure fuel system safety.

Fast Response Operation —— Automatically opens under overpressure conditions to quickly release abnormal pressure.

Reliable Sealing Performance —— Maintains stable sealing under normal operating conditions to ensure consistent rail pressure.

Durable Performance —— Resistant to high pressure, high temperature, and wear for demanding operating environments.

Stable & Reliable Quality —— Manufactured to OE-level standards with strict inspection to ensure consistent performance.

095420-0440

ND095420-0440

ND0954200440

Komatsu

Komatsu HM300 Dump Truck (Production Years: —)

Komatsu HM350 Dump Truck (Production Years: —)

Komatsu HM400 Dump Truck (Production Years: —)

Komatsu PC400 Excavator (Production Years: —)

Komatsu PC450 Excavator (Production Years: —)

Komatsu WA470 Wheel Loader (Production Years: —)

Komatsu WA480 Wheel Loader (Production Years: —)

Komatsu WA500 Wheel Loader (Production Years: —)

Applicable Engines:

SAA6D125E、SAA6D140E、SAA6D170E

Engine Power:

Approx. 250–450 HP (186–336 kW)