CAT COMM 3 ADAPTER
Hurry up, only 4 items left in stock.
The CAT 5385051 Caterpillar Communication Adapter 3 III Kit, the latest upgrade from CAT, replacing the previous CAT 466-6258 model. This genuine CAT part, proudly manufactured in Canada, is your go-to solution for diagnosing CAT-powered vehicles.
Key Features:
- Requires CAT Electronic Technician software for comprehensive diagnostics of CAT-powered vehicles.
- Updated communication device with a new cable design ensures seamless connectivity.
- Enables proper communication with CAT engines on dual datalinks, essential for certain CAT ET (Electronic Technician) functions.
- Allows communication between service tools and engine controls via various data links such as J1939/11, DeviceNet (future release), CAT DataLink, and J1708 (ATA) vehicle networks.
- Flash program feature facilitates adapter firmware upgrades for enhanced functionality.
- Utilizes J1939/11 high-speed data link (part of ADEM III controls), significantly reducing flash times.
- Automatically selects J1939/11 when flashing the engine, reducing flash time by approximately 80% (from 14 minutes to 3 minutes).
Included Components:
- CAT Comm Adapter III
- CD containing driver installation software
- USB Cable (for device to computer connection)
- J1939 Cable (for device to truck connection)
- Hard Shell Case with foam inserts for secure storage and transportation.
TPX Power Source ensures the delivery of quality Caterpillar diagnostic tools, providing reliability and performance you can trust.
Couldn't load pickup availability
Shipping & Returns
Shipping & Returns
• Shipping: Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days depending on your location.
• Returns: You may return or exchange products within 14 days of receiving your order. Read our full return and exchange policy
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
FAQ's
Shoot our team an email & we’ll get back to you ASAP
How long does it take to process an order?
How long does it take to process an order?
Orders are typically processed within 1–2 business days. You will receive a confirmation email with tracking details once your order has been shipped. Please note that processing times may be slightly longer during high-demand periods or sales events.
What is your return policy?
What is your return policy?
We accept returns within 14 days of delivery. To be eligible, items must be unused, in their original packaging, and accompanied by proof of purchase. If the item is faulty or damaged, we will cover the return shipping and provide a replacement or full refund.

