| ||Proof Engineering|
Leadership in the design and manufacture of highly innovative products is recognized by leading South African mining entities such as SASOL Mining, ANGLO American, BHP Billiton etc. Proof Engineering products can also be found in international mining and tunneling operations as far a field as Dubai, Singapore, Canada, Russia, Australia and Europe.
Since inception, the company specialized in the innovative design and manufacture of flameproof and non-flameproof cable couplers for the mining industry. Over the years, the range expanded to include low- and high-voltage (1.1 KV through 22KV, 120A through 800A) couplers in a variation of configurations i.e. plugs, sockets, adaptors, as well as a PLM aluminium range. First company to offer and manufacture a complete phase segregated range of couplers within the 1.1kv and 12kV ranges.