Baja Designs OnX6 / Hybrid Laser / S8 Wiring Harness w/ Mode Switch (1 Light Bar)

Universal Fit | Part Number: 640122

Take full control of your high-performance lighting with the Baja Designs OnX6 / Hybrid Laser / S8 Wiring Harness w/ Mode Switch. Designed for single light bar setups, this premium harness provides reliable power delivery with advanced control functionality for serious off-road builds.

This harness features both an on/off toggle switch and a momentary mode switch, allowing you to switch between brightness modes or dimming functions depending on your light setup. Built with heavy-duty wiring and high-quality components, it’s designed to handle demanding off-road conditions.

Engineered specifically for OnX6, S8, and Hybrid Laser light bars, this harness ensures a clean, reliable installation with professional-grade performance.

Key Features

• Universal fitment
• Part Number: 640122
• Designed for OnX6, S8, and Hybrid Laser light bars
• Single light bar harness (1 bar max)
• Integrated on/off toggle switch
• Integrated momentary mode switch (dimming/control)
• Includes relay and inline fuse protection
• Heavy-duty wire gauge for high-output lighting
• Plug-and-play style installation
• Weather-resistant connectors
• Long lead length for flexible mounting
• Limited lifetime warranty

⚠️ Fitment Note (IMPORTANT)

❗ This is a single light bar wiring harness (1 bar max)
❗ Compatible with OnX6, S8, and Hybrid Laser light bars
❗ Designed for lights with mode/dimming functionality
❗ Not intended for multi-light setups
❗ Verify light compatibility and wiring requirements before ordering

👉 This is critical — prevents incorrect installs and returns

Mode Switch Control

• Momentary switch allows dimming or mode selection
• Switch between brightness levels
• Ideal for street vs off-road lighting control

👉 More control than standard on/off harnesses

Built for High-Performance Light Bars

• Designed for large, high-output light bars
• Heavy-duty wiring handles demanding power loads
• Reliable performance in extreme conditions

👉 Perfect for premium lighting setups

Single Bar Dedicated Setup

• Optimized for one light bar
• Simplifies wiring for clean installs
• Ideal for roof or bumper-mounted bars

👉 Clean and efficient install without extra wiring

Built for Off-Road Durability

• Heavy-duty wiring and sheathing
• Weather-resistant connectors
• Designed for vibration and harsh environments

Engineered for reliability in extreme off-road conditions.

What’s Included

• Baja Designs wiring harness
• On/Off toggle switch
• Momentary mode switch
• Relay and inline fuse
• Battery terminals and connectors
• Installation-ready wiring leads

Specifications

• Compatibility: OnX6 / S8 / Hybrid Laser
• Max Lights: 1 light bar
• Switch Type: On/Off + Momentary Mode
• Voltage: 12V system
• Connector Type: Weather-resistant connectors
• Harness Type: Mode-control harness

Installation

Universal wiring application
Connects directly to battery
Includes relay and fuse protection
Switches mount inside vehicle cabin
Professional installation recommended
Typical install time: ~30–60 minutes

Why Buy from Iron Ridge Offroad

✔ Fast Shipping
✔ Authorized Premium Brands
✔ Fast Processing
✔ Off-Road Experts You Can Trust

Get full control of your lighting setup with the Baja Designs OnX6 / S8 / Hybrid Laser Wiring Harness w/ Mode Switch (640122) built for high-output performance, advanced control, and reliable off-road operation.