EA-Logo-RGB-Master_Yellow-Dark-Grey-Black

Popular searches

Shop All Collections
On Sale
Workshops Choice

Cart 0

SIGN UP FOR $10 OFF YOUR FIRST ORDER

Sorry, looks like we don't have enough of this product.

Pair with
Estimate shipping
Add order notes
Is this a gift?
Subtotal Free
View cart
Shipping, taxes, and discount codes are calculated at checkout

Your Cart is Empty

Home / Lighting / Driving & light bars

Roadvision Wiring Harness Kit 12/24V with H4 Piggy Back Connector RV LED Bar Light SwitchWiring diagram for the Roadvision harness: an illuminated switch on a 2000mm lead into the relay, a 500mm feed to the battery, a 3000mm run out to the lamp, and a branch noted as supplied with H4 and HB3 piggy-back connectors

Roadvision

Wiring Harness Kit 12/24V with H4 Piggy Back Connector RV LED Bar Light Switch

RBWK

The Roadvision RBWK is a premium second-generation wiring harness kit, designed for simple, reliable connection of a single LED bar light to 12V or 24V vehicles. With smart detection for both positive and negative headlamp systems, it's fully compatible with…

$92.00

4 interest-free payments of $23.00 with
or finance your build with
Important note

Includes smart electronics to automatically detect headlamp polarity. For use with LED light bars up to 140W.

We accept
Universal fitment for most 12V and 24V vehicles—perfect for 4WDs, trucks, utes, caravans, and work vehicles.

Shipping & collection

Worldwide shipping available*
In-store pickup
Professional installation available

*Shipping is calculated at checkout based on your location. Some products can't be delivered to every address.

The Roadvision RBWK is a premium second-generation wiring harness kit, designed for simple, reliable connection of a single LED bar light to 12V or 24V vehicles. With smart detection for both positive and negative headlamp systems, it's fully compatible with halogen, HID, and LED bulbs—no complex modifications needed.

  • Easy plug & play setup
  • Positive & negative switching detection
  • Waterproof connections
  • Compatible with all light types
  • Durable, weather-resistant design
  • Designed to run 1 light bar efficiently

Voltage: 12V & 24V

Compatibility: Works with halogen, HID, and LED systems

Connector: H4/HB3 piggy back

Plugs: Waterproof Deutsch connectors

Relay: 12V & 24V relays included

Switch: Illuminated rocker switch

Suitability: For 1 LED bar light up to 140W

Part Number: RBWK








Universal fit – cable lengths suitable for standard engine bay and dash layouts.

Everything this install needs

0 of 0 in the box


DIY-friendly installation with clear fitting instructions included. Uses H4/HB3 piggyback connectors and waterproof Deutsch plugs.

Universal fitment for most 12V and 24V vehicles—perfect for 4WDs, trucks, utes, caravans, and work vehicles.

Q: Will this work on my 24V truck?
A: Yes! It’s designed for 12V and 24V systems.

Q: Do I need to cut any wires?
A: Nope—this is plug-and-play with no splicing required.

Join our community.