Cat 478-0235 Communication Adapter

CAT 478-0235 Communication Adapter is an original diagnostic device used in the electronic control systems of Caterpillar construction equipment. It enables fault detection, calibration and software updates by establishing a connection between the ECU (electronic control unit) and the computer.

It is fully compatible with the service software CAT ET (Electronic Technician). This allows you to analyze machine performance, read error codes and reduce maintenance times. Thanks to its durable structure, it offers reliable use in heavy construction site conditions.

Compatible Machine Models

CAT 478-0235 Communication Adapter is compatible with all Caterpillar construction machines with ECU system. Main models:

• CAT Excavators: 320D, 323D, 325D, 330D, 336D

• CAT Loaders: 950H, 962H, 966H, 972H

• CAT Dozers: D6R, D7R, D8R

• CAT Motor Graders: 12H, 120H, 140H, 160H

• CAT Asphalt Pavers: AP600F, AP655F, AP1000F, AP1055F

• CAT Compactors: CS64B, CS68B, CB64, CB66B

(⚠️ Note: This adapter is model independent; it can be used on all CAT machines with an ECU connection.)