Trailer Lighting & Electrical Online NZ

An Introduction to Trailparts™ Electrical Components

Trailparts™ supply a wide range of wholesale trailer electrical components. From marine rated trailer tail lights to multi core trailer cables and electrical fixings Trailparts have what you need to finish off you trailer build. Not only to we supply the best trailer LED lighting solutions, we are also the Australasian distributor of Jolt Work Lights. This means you can also order wholesale LED safety lights, beacons, and high power LED work lights delivered with your trailer kit.

  • LED Trailer Lights
  • LED Markers & Reflectors
  • Trailer Plus & Sockets
  • Bulk Single & Multi core Trailer Cable
  • Electrical Connectors & Fixings

  • LED Work lights (JOLT)
  • LED Safety Beacons (JOLT)
  • LED Light Bars (JOLT)

Did you know? Trailparts™ are Jolt Work Light wholesaler!

Jolt Work Light

Get the job done with JOLT LED light bars and driving lights for trucks, trailers and heavy machinery. Designed and built to meet the demands of NZ’s toughest industries, JOLT’s easy-fit, engineered automotive lighting solutions make light work of night work, delivering clear safety and productivity benefits to the transport, forestry, agriculture and heavy industries.

Designed for use in the most testing environments, JOLT lights are relied on by drivers and machinery operators in the transport, forestry, agriculture and engineering industries throughout New Zealand. Hard-working, practical and reliable, the JOLT range of rugged and dependable LED light bars, driving lights and automotive lighting products won’t let you down.

Trailer Cables & Wiring


We have varying cores of electrical cable available to purchase by the meter, which suits all applications on trailers. Standard conductors sheathed in a tough black PVC jacket for external protection. Makes wiring on your next trailer build easy.

Single Core Cable: Typically used as a power cable and is compatible with blue crimp connectors. 2 Core Cable: Typically used for single function lights and is compatible with quickspice connectors. 5 Core Cable: Typically used for multi-function lights. 7 Core Cable: Light duty road legal lighting.

Trailer Wiring

Trailer Electrical Components

Trailparts provides high quality trailers parts and components to the trailer building industry in New Zealand - for boat trailers, vehicle transporters, domestic trailers and commercial trailers. The products we supply are constantly reviewed and modified to provide safe, robust and safety compliant trailer components.

Trailer electrical connector

Trailer Lighting Interfaces

With many late model vehicles, towing trailers can cause problems with electronic systems. Trailparts Towbar and trailer interface kits are designed to: Eliminate fault codes commonly caused by trailers equipped with LED tail-lights, shield vehicle electronics from short circuits and prevent blown fuses.

Lighting Interface

Trailer Plugs, Sockets & Looms

Trailer Wiring, Plugs and Sockets. Trailer wiring and harness plugs are available in a variety of sizes and configurations. The most basic of designs is the 7 Pin Flat system which uses  license, side markers, left hand turn, right hand turn, brake, park and ground.

Trailer Plug

Trailer Tail Lights

From Stop/Tail/Turn Lights to Marker Lights and Reflectors, Trailparts offers a full assortment of various size, shape and color lights and accessories to keep your tow vehicle and trailer safe and legal. Offering the latest in LED technology, Trailparts has your lighting needs covered. Fully submersible tail lights available for marine boat trailers.

Trailer LED Light
LED Driving

Jolt - Driving Lights

JOLT’s powerful auxiliary LED driving lights and headlights are a game changer for drivers. Providing superb clarity and range, JOLT LED driving lights harness the power of Cree LEDs for ultimate visibility with unrivalled efficiency. Easy to fit, with customised mounting options available, JOLT’s high output driving lights are trusted by truck drivers and heavy machinery operators throughout New Zealand for their reliable, instant-on performance and durability.

LED Lightbar

Jolt - Light Bars

Shed maximum light on any situation with JOLT LED light bars. These high output LED light bars are easy to mount to trucks, utes, 4x4s and heavy machinery, and can be custom engineered to fit any vehicle. Choose from a range of widths, with single and double row options, and flood beam, spot beam or combination alternatives. Super-efficient JOLT LED light bars are available with power ratings from 36W up to a massive 234W, delivering a stunning 16,200 lumens.

Safety Lighing

Jolt - Flashing/Safety Lights

When safety relies on being seen, JOLT LED warning and emergency lights provide the reliable performance and maximum visibility you need. With a full range of amber flashing beacon lighting, LED strobe lights and flashing amber light bars, there’s a JOLT emergency light for every vehicle maneuvering situation. Mounting options include permanent mount, pole mount and magnetic mount lights, and custom mounting options can be engineered for any vehicle

LED Worklight

Jolt - Work Lights

Whatever industry you’re in, don’t let the dark lower your productivity. JOLT LED work lights are trusted by drivers and machinery operators in New Zealand’s toughest industries to create near-daylight conditions, so they can work faster and safer. Super bright LED performance with unrivaled efficiency, rugged construction and a range of mounting options make JOLT LED spotlights and flood lights the market leader in LED work lamps.