Caterpillar E49 Communication Adapter - USB to Data Link Adapter for CAT SIS Diagnostic Tool
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| Product Type | Communication adapter |
| Part Number | E49 |
| Connection Interface | USB 2.0 (computer side) |
| Vehicle End Interface | 9-pin DEUTS diagnostic connector |
| Supported Protocol | CAT Data Link, SAE J1939, J1708 |
| Compatible Software | Cat SIS, Cat ET, Cat Electronic Technician |
| Voltage | 12V/24V (power supplied by the device) |
| Applicable Brand | Caterpillar |
OEM Part No.
E49
Fitment Vehicles
Caterpillar full range of construction machinery and engines
Diagnostic and Workshop Supplies - Industrial Encyclopedia
Original Caterpillar E49 Communication Adapter (Communication Adapter), designed for connecting computers to Caterpillar construction equipment diagnostic interfaces, compatible with CAT SIS 2015A and later versions, ET electronic technician software. Supports CAT Data Link, SAE J1939 and other protocols, used for fault reading, ECU programming, real-time data stream monitoring. Plug and play USB interface, suitable for 320D, 336D, D6R and other Caterpillar excavators, bulldozers, loaders and engines. It is an essential diagnostic tool for equipment maintenance, overhaul and debugging.