The Blue Ox BX8848 Tow Light Diode Kit is a reliable hardwire solution for safely connecting your towed vehicle’s lighting system to your RV’s stop, turn, and brake signals. Designed specifically for flat towing, this kit ensures smooth and safe signaling without risking damage to either vehicle’s electrical system.
Diode blocks included in the kit prevent backfeed from the towed vehicle, protecting both systems and ensuring proper function on the road. Whether you’re upgrading your flat towing setup or installing for the first time, this kit is a dependable choice for hassle-free towing.
Note: This kit fits the towed vehicle only. The connection cable from the towing vehicle is sold separately.
Features:
• 4 Diode Blocks – Prevent electrical feedback to the RV
• 26′ Bonded Wire – Long enough for most towing setups
• Complete Hardware – Includes terminals and connectors
• Hardwire Design – Secure, permanent installation
• Towed Vehicle Only – Connection cable to RV sold separately
• 1-Year Warranty – Backed by Blue Ox for peace of mind
Includes:
Four 6A diode blocks
26 ft. of 4-wire bonded cable
Spade terminals
Ring terminal
Butt connectors
Before You Order
Verify part number BX8848 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify BX8848 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.







