OEM main pump solenoid valve for Komatsu PC200-3 and PC200-5 hydraulic excavators. Cross-reference part numbers 708-2H-25240 and 708-23-18272. This solenoid valve regulates hydraulic pump output pressure and flow, directly controlling lifting, digging, and travel performance. Features a sealed coil design with Class H insulation rated for continuous high-temperature duty. Replaces worn pump solenoids to restore full hydraulic efficiency and eliminate low flow, irregular pump cycling, and loss of power functions. Direct bolt-on replacement compatible with PC200-3 and PC200-5 hydraulic circuits.