Original Factory Caterpillar ET3 Adapter III Compare With OEM Caterpillar ET Diagnostic Adpater III

The Difference between Oiginal Factory CAT Caterpillar ET Diagnostic Adapter III Scanner and OEM Cat Caterpillar ET Diagnostic Adapter
CAT Caterpillar ET Diagnostic Tool  Product Description :
CAT Caterpillar ET Diagnostic Tool from Caterpillar provide the capability to access Electronic Control Modules (ECMs) from a personal computer. Many job-critical tasks can be performed with an electronic service tool. The user can display the status of a group of parameters (temperatures, pressures, etc.) simultaneously, view active and clear logged diagnostics, display the current configuration of an ECM and much more.
The service tool works with a communication adapter to allow connection to an ECM. A graphical interface makes this software quick to learn and easy to use. A separate pull-down menu for each function enhances the “ease of use.” The version and identification of the ECM is automatically retrieved and is displayed on a summary screen when the program is started. Diagnostic tests and calibrations can also be performed.
The difference between the caterpillar ET diagnostic Adapter III the main cable is the big different, the original factory Cat Caterpillar the cable is the COM port cable, and the OEM cat caterpillar Adapter III the cable is USB port cable. the belows photo are the two kind of cable for the Cat Caterpillar ET Diagnostic Adapter III:

As we all known the cat caterpillar ET Truck scanner can support for heavy duty trucks and can support Bulldozer, Wheel Loader, Excavator, Dump Truck, Grader these truck, but not all the truck scan support according to the car type and the year of car, now we sell both the original factory cat caterpillar ET adapter and OEM cat caterpillar ET diagnostic adapter III,you can check with our website CnAutotool.com about the Cat Caterpillar scanner.