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AUTO-14 · Automotive Wiring Harness

Commercial Vehicle NEV Light Harness — Fog, Reverse & Position Marker Bulb Connector Assembly

Custom wiring harness for commercial vehicle and new energy vehicle (NEV) lighting — fog lamps, reverse lights, side/rear position marker lamps, and LED bulb connectors. Cold-press copper terminals, V0 flame retardant, waterproof rubber seal. 3C & UL certified. AMP / JST / Sumitomo / KET compatible.

ConnectorAMP / JST / Sumitomo / KET
Certification3C · UL · V0
ConductorCold-press copper
SealingRubber seal · IP67
Application
Trucks, trailers, buses, NEV — fog / reverse / position marker lamps
Manufacturing
Cold-press · Fully automatic · Customized
Certification
3C · UL · V0 (UL 94) · RoHS · REACH
Product Series
Position Marker Lamp Customized Wiring Harness
Packing
30 × 30 × 20 cm carton · ~100 g per pc
MOQ / Lead time
500 pcs · 15–25 days

FACTORY DIRECT · OEM/ODM welcome · 100% pull tested · 1500 VAC withstand check · IATF 16949 quality system

Product Overview

Description

The Commercial Vehicle NEV Light Harness is a custom-built wiring assembly engineered for fog lights, reverse lights, side and rear position marker lamps, and LED bulb connector modules. It targets the demanding electrical environment of trucks, trailers, buses, and new energy commercial vehicles (NEV) — where lamps face constant road vibration, water spray, salt, dust, and a 24 V electrical system. Cold-press copper terminals, V0 flame-retardant insulation, and a sealed rubber connection deliver stable conductivity over hundreds of thousands of kilometers.

Production runs on a fully automatic cold-press line with each terminal pull-tested to its rated load and the finished assembly subjected to a 1500 VAC / 1-minute high-voltage withstand check before packing. The line supports all mainstream automotive connector families — AMP (TE Connectivity), JST, Sumitomo, KET, Molex, Yazaki — so the harness drops directly into existing OEM tooling, trailer wiring kits, and aftermarket light bars without redesign. 3C and UL certification covers the assembly for both the China commercial vehicle market and North American / EU export.

Six structural variants ship from the same product family: (A) LED rigid PCB with ABS housing and AMP/JST/Sumitomo, (B) direct wire-to-wire connector with terminal protective housing and rubber seal, (C) lamp holder type with rubber sealing sleeve, outlet plug, and AMP/JST/Sumitomo, (D) lamp holder variant adding KET compatibility, and (E / F) LED rigid PCB modules with black heat-shrink protection. Custom pin counts, wire gauges, and overmolded boots are available on request.

Key Features

Why This Harness

01

Fog / Reverse / Marker Ready

Engineered for the full commercial-vehicle lighting set: fog lamps, reverse, position markers, and side LED modules.

02

Cold-Press Copper Terminals

Fully automatic cold-press crimping on high-conductivity copper terminals — 100% pull-tested at rated load.

03

Waterproof Rubber Seal · IP67

Rubber sealing sleeves, outlet plugs, and black heat-shrink boots protect splices against road spray and salt.

04

3C & UL Certified · V0

Dual 3C (China) and UL (North America) certification with UL 94 V0 flame-retardant insulation throughout.

05

Six Structural Variants

LED rigid PCB, ABS base, lamp holder, wire-to-wire, with or without KET — pick the build that fits the lamp housing.

06

Multi-Brand Connectors

Drop-in compatible with AMP, JST, Sumitomo, KET, Molex, and Yazaki — direct match to existing trailer / OEM tooling.

Technical Data

Specifications

Product CodeAUTO-14 · WHW-CV-NEV-LIGHT
Product SeriesPosition Marker Lamp Customized Wiring Harness
Application FieldTrucks, trailers, buses, NEV — fog / reverse / position marker / side LED lamps
Connector TypesAMP / JST / Sumitomo / KET (+ Molex, Yazaki on request)
Lamp InterfaceLED rigid PCB, ABS base, twin-bulb lamp holder, direct wire-to-wire
ConductorCold-press stranded copper
Insulation MaterialPVC, automotive grade
Flame Retardant GradeV0 (UL 94)
SealingRubber sealing sleeve + outlet plug + black heat-shrink tubing
Ingress ProtectionUp to IP67 (sealed connector + boot variants)
Manufacturing ProcessCold press · Fully automatic · Customized
Withstand Voltage1500 VAC / 1 min
Operating Temp−40°C to +105°C
Variant ALED rigid PCB + ABS base + outlet plug + heat shrink + AMP/JST/Sumitomo
Variant BWire-to-wire connector + terminal protective housing + rubber seal
Variant CLamp holder + rubber seal + outlet plug + heat shrink + AMP/JST/Sumitomo
Variant DLamp holder + rubber seal + heat shrink + AMP/JST/Sumitomo/KET
Variants E / FLED rigid PCB + black heat shrink + AMP/JST/Sumitomo
Certification3C · UL · RoHS · REACH
Quality SystemIATF 16949 · ISO 9001
Packing Dimensions30 × 30 × 20 cm · Volume 18,000 cm³
Net Weight~100 g per pc
MOQ500 pcs per SKU
Sample Lead Time7–10 days
Mass Production Lead Time15–25 days after artwork approval
FAQ

Frequently Asked Questions

Which commercial vehicles is this harness designed for?
This wiring harness is designed for commercial vehicles including trucks, trailers, buses, vans, and new energy vehicles (NEV / EV trucks). Typical install points are fog lamps, reverse lights, side and rear position marker lamps, and LED bulb modules. We accept custom drawings for fleet OEMs and aftermarket trailer builders.
Is the harness waterproof and what is the IP rating?
Yes. The lamp-holder variants use a rubber sealing sleeve, an outlet plug, and black heat-shrink tubing at the splice points. Combined with sealed AMP / Sumitomo / KET connectors, the assembly typically reaches IP67 — fully suitable for trailer exterior lamps and underbody marker installations exposed to road spray and rain.
Which connector brands and lamp interfaces do you support?
We support all mainstream automotive connector brands — AMP (TE Connectivity), JST, Sumitomo, KET, Molex, and Yazaki. On the lamp side we offer LED rigid PCB modules with ABS bases, twin-bulb lamp holders with rubber seals, and direct wire-to-wire connector variants. Send us a sample or drawing and we will quote a one-to-one match.
Is the harness certified and flame retardant?
Yes. The harness is 3C and UL certified, with V0 flame-retardant insulation (UL 94 V0). All copper terminals are cold-press crimped and 100% pull-tested. A 1500 VAC / 1-minute high-voltage withstand check is run before packing. Materials are RoHS and REACH compliant.
What variants ship from this product line?
Six standard variants ship from the same SKU family: (A) LED rigid PCB + ABS base + AMP/JST/Sumitomo, (B) wire-to-wire connector with terminal housing and rubber seal, (C) lamp holder with rubber seal + AMP/JST/Sumitomo, (D) lamp holder with rubber seal + AMP/JST/Sumitomo/KET, (E and F) LED rigid PCB with heat shrink + AMP/JST/Sumitomo. Custom builds welcome — typical MOQ 500 pcs, sample lead time 7–10 days.
Applications

Where It's Installed

01

Commercial vehicle lighting

02

Fog light wiring harness

03

Reverse light connectors

04

Position marker lamp assemblies

05

Trailer & truck lighting cables

06

NEV electrical systems

07

Automotive LED lighting

08

Waterproof connector applications

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Need a custom commercial vehicle or NEV light harness?

Send us your drawing, sample, or bill of materials — fog lamp, reverse, marker, or full trailer harness. We'll quote within 24 hours and ship a free engineering sample in 7–10 days.

📧 Get a Quote — sales@wireharnessworks.com