Diagnostic Defender helps protect your CAT Comm 3 (2019 or newer) from field wear, minor impacts, and day-to-day abuse. Built from durable, oil-resistant plastic and reinforced with shock-absorbing bumpers, it’s built for the rigors of the service truck or jobsite.
Foam padding cushions the device internally, while extended guards help reduce cable strain, kinks, and unnecessary wear. Tough where it counts — without getting in the way.
Rugged, heat & oil-resistant plastic
Foam-lined interior for internal protection
Reinforced bumpers for impact resistance
Extended cable guards for added strain relief
Made and designed in Canada
CAT Comm Adapter not included Not intended for submersion or direct spray-downs Protection level may vary depending on use case
This case is designed for newer styles of the Cat Comm 3 (2019 or newer in most cases). Please reference the Cat Comm in the images and ensure your adapter is the same style.
Free Standard Shipping Over $300
Enjoy free standard shipping on all orders over $300 across Canada — automatically applied at checkout!
Disclaimer
Disclaimer of Liability: The Diagnostic Defender case is an aftermarket accessory designed to offer additional external protection for CAT Comm 3 diagnostic devices. It is not an OEM product and is not affiliated with or endorsed by Caterpillar Inc. or its affiliates.
While the case is intended to help reduce the risk of physical damage, Blacktop Products & Design Ltd. makes no warranties, express or implied, regarding the level of protection provided. By using this product, the user acknowledges and agrees that Blacktop Products & Design Ltd. shall not be held liable for any direct, indirect, incidental, or consequential damages, including but not limited to damage to the CAT Comm 3 unit, data loss, or business interruption, arising out of the use or inability to use this product.
Use of the Diagnostic Defender is at the user’s sole risk.
