OTTO Excavator Spare Parts Ex100 4Bd1T Relay 8972515360 897251-5360 8-97251536-0 For Isuzu This product is an OTTO Excavator Spare Part, specifically a relay designed for the Isuzu engine model 4BD1T in the EX100 excavator. The part number is 8972515360 (also listed as 897251-5360 or 8-97251536-0). It is a component essential for the electrical system of the excavator, providing efficient power distribution and control for various functions within the machinery.