This genuine OEM starter relay is designed for direct replacement in Komatsu excavators with 4HK1 or 6SD1T engines, including ZX240-3, ZX450, ZX330, PC240, and PC450 models.

OTTO 8943795431 4HK1 6SD1T Engine Battery Relay 8-94379543-1 for Hitachi ZX240-3 ZX450 ZX330 Excavator Parts This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty