OTTO Excavator Spare Parts Zx240-3 4Hk1T Thermostat Seat Connector 1096605040 109660-5040 1-09660504-0 For Isuzu This OTTO Excavator Spare Part, the Zx240-3 4Hk1T Thermostat Seat Connector with part number 1096605040, is designed for Isuzu engines to help regulate and maintain the optimal operating temperature efficiently.