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Home / Lighting / Driving & light bars

Roadvision Wiring Harness Kit 12/24V with H4 Piggy Back Connector RV Driving 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 Driving Light Switch

RDWK

The Roadvision RDWK wiring harness kit is built for powering a pair of driving lights with ease. Featuring second-generation smart electronics, it automatically detects both positive and negative switched headlamp systems. With plug-and-play functionality, it eliminates the need for splicing…

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Important note

Equipped with intelligent switching detection for hassle-free installation across multiple vehicle types. Engineered for two-lamp setups.

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Universal compatibility for most 12V & 24V vehicles including 4WDs, trucks, utes, and work vehicles.

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The Roadvision RDWK wiring harness kit is built for powering a pair of driving lights with ease. Featuring second-generation smart electronics, it automatically detects both positive and negative switched headlamp systems. With plug-and-play functionality, it eliminates the need for splicing or complicated mods—ideal for use with halogen, HID, or LED driving lights on 12V or 24V vehicles.

  • Complete plug-and-play wiring kit
  • For use with two driving lights
  • Auto polarity detection (positive/negative headlamp switching)
  • Sealed waterproof connectors
  • Simple, clean install with no cutting
  • Illuminated switch for easy night access

Part Number: RDWK

Voltage Input: 12V & 24V

Compatibility: Pair of driving lights (halogen, HID, or LED)

Relay: Supplied with both 12V and 24V relays

Connector: H4/HB3 piggyback

Plugs: Waterproof Deutsch plugs

Switch: Illuminated rocker switch included







Standard harness lengths suitable for easy engine bay and cab installation (fitting instructions included).

Everything this install needs

0 of 0 in the box


DIY installation made easy. Simply connect the H4/HB3 piggyback plug, mount the illuminated rocker switch, and secure the Deutsch plugs to your lights.

Universal compatibility for most 12V & 24V vehicles including 4WDs, trucks, utes, and work vehicles.

Q: Can I use this on my 24V truck?
A: Yes, this kit is compatible with both 12V and 24V systems.

Q: Will this work with LED lights?
A: Absolutely—it’s designed for halogen, HID, and LED driving lights.

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