This is a hydraulic solenoid valve designed for Caterpillar excavators, with part numbers 312-8629 (3128629) and 183-7595 (1837595), perfectly compatible with models including 143H, 950M, 966H, and 982XE.
Structural Features: It features a metal housing and threaded cartridge design, equipped with a 2-pin electrical connector. Multiple sealing rings at the end ensure tightness for the hydraulic system, enabling stable control of hydraulic oil flow and on/off switching.
Functional Purpose: As a core control component in the excavator hydraulic system, it is mainly used for pilot control and hydraulic circuit switching, ensuring precise and reliable operation of the equipment.
Material Advantage: The valve body is made of high-strength alloy material, which is corrosion-resistant and wear-resistant, capable of withstanding the high-pressure and high-frequency working conditions in complex construction machinery environments.