PRODUCT OVERVIEW
The DB9-RJ45-CABLE is a specialized adapter designed to create a connection between an RJ-45 Ethernet Cable and the internal DB9 Serial Port inside TOMAR 970 Scorpion, Black Widow, and 937 Revolution Light Bars that lack a digital cable connection.
With this adapter, you can easily establish a communication link between your TOMAR 948 or 940 Digital Control Panel (DCP) and the Light Bar, enabling efficient push-button programming changes directly from the DCP.
Key Features
- Reliable Serial-to-Ethernet Interface: Converts an RJ-45 Ethernet connection to the DB9 serial port for seamless programming.
- Quick & Easy Interface: Simply access the internal DB9 Serial Port.
Compatible Products
- 970 Scorpion & Black Widow Light Bars – Remove the end passenger rear lamp.
- 937 Revolution Light Bar – Remove the end passenger front lamp.

TOMAR's Envelope of Safety® Explained
Since 1969, TOMAR has had one primary focus – to provideequipment that can be relied on in an emergency to help save people and property. To focus on that mission while being a value-adder to our community and those we serve worldwide, TOMAR developed the Envelope of Safety®.
Learn MoreWhat is the The TOMAR Difference?
TOMAR manufactures some of the longest-lasting, highest-performing automotive warning and illumination lighting in the industry. The technology that sets TOMAR apart includes our patented T-Seal™ process (U.S. Patent Nos. US-8092044 and US-8282242) and our performance-driven Clear Vision Optics™ system.
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