This Caterpillar 12V interface module EIM 258-9754 for engine C2.2 C3.3 C6.6 C4.4 is a control/interface board manufactured by Caterpillar. It handles signal processing, communication, or logic functions as part of a PLC or machine control system, interfacing between the processor and connected I/O or peripherals. It is commonly in process plants and automated production equipment.
