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About us


Proof Mining Services is a leading manufacturer of couplers and plugs for high voltage implements, primarily serving the mining industry. We take pride in producing licensed Proof Engineering Products, known for their quality and reputation. As part of the GDE group of companies, we uphold a tradition of engineering excellence and have a track record of delivering exceptional products and services.

The company understands the importance of reliable electrical connections in high voltage applications. Our couplers and plugs are designed and manufactured to meet high standards, ensuring efficient power transmission and enhanced safety. We focus on innovation and continuously strive to develop cutting-edge solutions that meet the evolving needs of the mining industry.

Being part of the GDE group provides us with access to a wealth of experience and expertise across various engineering disciplines. This collaborative network allows us to leverage synergies, share knowledge, and utilise a vast pool of resources to provide comprehensive solutions for their customers.

Proof Mining Services is committed to the success of our customers and values strong partnerships. Our team of engineers and technical professionals works closely with clients to understand their unique requirements and provide tailored solutions that drive productivity, efficiency, and safety in their operations.

In addition to manufacturing couplers and plugs, Proof Mining Services offers comprehensive support services, including installation guidance, maintenance assistance, and responsive customer support. We ensure excellence throughout the entire lifecycle of their products, guaranteeing long-lasting performance and customer satisfaction.

We invite customers to explore our range of high-quality couplers and plugs, backed by a legacy of proven performance and industry expertise. We emphasise reliability, durability, and safety in our products, making them the preferred choice for high voltage implements in the mining industry.

By choosing Proof Mining Services, customers join a legacy of engineering excellence and contribute to progress and safety in the mining industry.

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