High-quality rotation solenoid valve KWE5K-20/G24YD05 designed as the direct OEM replacement for the swing rotation circuit in Hitachi HD820 excavators. Operating at 24V DC, this solenoid precisely governs hydraulic flow to the swing motor for smooth and controlled upper structure rotation. Features a rugged epoxy-encapsulated coil resistant to vibration and hydraulic fluid. The G24YD05 configuration is tuned for rotation control logic. Plug-and-play installation with factory-style connectors. Essential for safe and efficient swing in HD820 excavators used demolition and material handling.