Maximize your excavator’s engine performance with the OTTO 4HK1 Engine ECU Controller, a premium aftermarket replacement crafted for stable operation and precise OEM-grade fitment. This high-performance engine computer board restores reliable electronic control to your heavy equipment, delivering a cost-effective alternative to genuine OEM control modules.

OTTO Control Unit 1028D520 1028-D520 8981260650 8-98126065-0 Controller Computer Board  for Isusu 4HK1 Engine Parts This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty