THE LEADER IN HIGH-VOLTAGE CABLE COUPLERS

A true pioneer in the industry, most metal-enclosed, High-Voltage Cable Couplers in service today are based on designs originated by the founder of TJB. Since our inception in 1970, we have continually introduced innovative design improvements to cable couplers that have set the standard for our industry.

TJB primarily serves the mining and tunneling industry with solutions to their cable coupler challenges. Our Cable Couplers provide a flexible, convenient, dependable, means for extending portable power cable from power sources to mining and earth moving equipment or portable junction boxes in either above or below ground applications.