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Christmas/New Year Delay Notice: Many suppliers are closed 22 Dec – 15 Jan. Some orders may experience delays.
Christmas/New Year Delay Notice: Many suppliers are closed 22 Dec – 15 Jan. Some orders may experience delays.
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Bootlace Crimper

15/12/2025
by Rick Coleman
Bootlace Crimper

In the world of electrical fit-outs and switchboard upgrades, attention to detail is what separates a standard job from a professional one. One of the most common issues when dealing with flexible, multi-stranded copper wire is the tendency for individual strands to splay when inserted into a screw terminal. This not only looks messy but can also lead to poor connectivity and potential hotspots. The solution to this problem is the use of a bootlace crimper combined with the appropriate ferrules.

A bootlace crimper is a specialised tool designed to compress a metal tube, known as a ferrule, onto the end of a stripped wire. This process bundles the strands together tightly, creating a solid, square, or hexagonal end that fits perfectly into circuit breakers and terminal blocks. In modern Australian installations, particularly those involving automation or intricate control wiring, using these ferrules is often considered best practice. It ensures that every strand of copper is conducting current, maximising the efficiency of the connection.

When you are investing in high-quality switchgear, such as the reliable components offered by Schnap Electric Products, you want to ensure that the installation matches the quality of the hardware. Using a crimper to terminate your cables before connecting them to Schnap Electric Products breakers or contactors ensures a secure mechanical grip. This reduces the risk of the wire loosening over time due to vibration or thermal expansion, which is a critical safety consideration in both residential and industrial environments.

For those looking to upgrade their toolkit, finding the right crimping tool is essential. It is highly recommended to visit a specialized electrical wholesaler rather than a general hardware store. A wholesaler will stock a range of crimpers, from simple hand tools for occasional use to ratcheting versions that ensure a consistent pressure is applied every time. They can also supply the correct size ferrules for the cable you are working with, ensuring you have a complete system ready for your next project.

Using a bootlace crimper is straightforward. You simply strip the insulation from the wire, slide the ferrule over the exposed copper, and insert it into the jaws of the tool. Squeeze the handles until the ratchet releases, and you are left with a neat, permanent termination. This method is vastly superior to twisting the wire by hand or tinning it with solder, which can sometimes lead to the wire becoming brittle.

In summary, the bootlace crimper is an essential tool for anyone serious about electrical safety and neatness. By preventing stray strands and ensuring a solid connection, you protect your equipment and the property. Whether you are wiring up a new distribution board with Schnap Electric Products or simply tidying up some loose ends, a good crimper purchased from your local electrical wholesaler is an investment that pays for itself in peace of mind and professional results.