Christmas Closure – Orders placed after midday on the 19th December will NOT be dispatched until after the 6th January 2025.

Sale!

Original price was: $99.00.Current price is: $79.00.

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For Caravans and Trailers

The ‘DIY’ Harness kit provides simple plug and play connection from your house battery to the Black Jack, making your installation a breeze.

  • Easy to install.
  • Minimal tools required.
  • Hardwired for your safety.
  • 5.0m in length
  • Permanent connection between the Black Jack and the house battery
  • Prewired to a 50A Anderson plug for simple connection to your Black Jack
  • 30-amp fuse prewired plus battery terminal connectors
  • No.8 B&S battery cable for both positive and negative wires
  • Fully enclosed in a protective cover

This is a very high-quality harness. All connections are fully insulated, and it is designed to be installed either internally through the caravan or tailer chassis, or externally. This harness becomes a dedicated power line for your Black Jack.

FREE DELIVERY AUSTRALIA WIDE!

Leaves our Brisbane warehouse same day if ordered by 12.30 pm.

 

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Description
The ‘DIY’ Harness kit provides simple plug and play connection from your house battery to the Black Jack, making your installation a breeze.
  • Easy to install.
  • Minimal tools required.
  • Hardwired for your safety.
  • 5.0m in length
  • Permanent connection between the Black Jack and the house battery
  • Prewired to a 50A Anderson plug for simple connection to your Black Jack
  • 30-amp fuse prewired plus battery terminal connectors
  • No.8 B&S battery cable for both positive and negative wires
  • Fully enclosed in a protective cover
This is a very high-quality harness. All connections are fully insulated, and it is designed to be installed either internally through the caravan or tailer chassis, or externally. This harness becomes a dedicated power line for your Black Jack.
Specifications
BLACKJACK  Harness Features

The ‘DIY’ Harness kit provides simple plug and play connection from your house battery to the Black Jack, making your installation a breeze.

  • Easy to install.
  • Minimal tools required.
  • Hardwired for your safety.
  • 5.0 meters in length; can be lengthened or shortened
  • Permanent connection between the Black Jack and the house battery
  • Prewired to a 50A Anderson plug for simple connection to your Black Jack
  • 30-amp fuse prewired plus battery terminal connectors
  • No.8 B&S battery cable for both positive and negative wires
  • Fully enclosed in a protective cover

This is a very high-quality harness. All connections are fully insulated, and it is designed to be installed either internally through the caravan or tailer chassis, or externally. This harness becomes a dedicated power line for your Black Jack.

 

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FAQ

What size is the wire?

Both the positive and negative wires are B&S No.8 cable. (7.92mm) That is more than enough for a 50amp run over 5 meters resulting in very little voltage loss.

The ‘DIY’ Harness kit provides simple plug and play connection from your house battery to the Black Jack, making your installation a breeze.
  • Easy to install.
  • Minimal tools required.
  • Hardwired for your safety.
  • 5.0m in length
  • Permanent connection between the Black Jack and the house battery
  • Prewired to a 50A Anderson plug for simple connection to your Black Jack
  • 30-amp fuse prewired plus battery terminal connectors
  • No.8 B&S battery cable for both positive and negative wires
  • Fully enclosed in a protective cover
This is a very high-quality harness. All connections are fully insulated, and it is designed to be installed either internally through the caravan or tailer chassis, or externally. This harness becomes a dedicated power line for your Black Jack.
BLACKJACK  Harness Features

The ‘DIY’ Harness kit provides simple plug and play connection from your house battery to the Black Jack, making your installation a breeze.

  • Easy to install.
  • Minimal tools required.
  • Hardwired for your safety.
  • 5.0 meters in length; can be lengthened or shortened
  • Permanent connection between the Black Jack and the house battery
  • Prewired to a 50A Anderson plug for simple connection to your Black Jack
  • 30-amp fuse prewired plus battery terminal connectors
  • No.8 B&S battery cable for both positive and negative wires
  • Fully enclosed in a protective cover

This is a very high-quality harness. All connections are fully insulated, and it is designed to be installed either internally through the caravan or tailer chassis, or externally. This harness becomes a dedicated power line for your Black Jack.

 

What size is the wire?

Both the positive and negative wires are B&S No.8 cable. (7.92mm) That is more than enough for a 50amp run over 5 meters resulting in very little voltage loss.

Delivery, Services & Returns

Black Jack Trailer Jacks is all about legendary service. We offer free and same day shipping.

Not happy with your product? Simply return it within 14 days for a full refund. No questions. Buy with confidence.

Legendary Service

Black Jack Trailer Jacks is a division of Titan RV, a proudly Australian owned family business located in Brisbane, Queensland.

When you buy a Black Jack product, you are also buying the company that stands behind the product.

That means you can buy with confidence knowing that you are buying from a genuine Australian family company with real premises and offering local support. Titan RV and Black Jack Trailer Jacks design, test and in most cases, assemble products in Australia. We contract quality manufacturers under exclusive license agreements.

We were founded on three core beliefs: Honesty, Reliability and Value which we strive to incorporate into all aspects of our business. These core beliefs are integrated into every product and every sale we make.

We make available a range of quality caravan and towing products designed and tested for durability and performance, because when you are west of Timbuctoo, you need reliability of your equipment.

Our customer service team is always there to provide help and assistance. Check our Google reviews to see what previous customers say.

If you have any questions or comments, feel free to contact us and rest assured that you will be speaking to a real person.

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