Worldwide Instrumentation Cable Supplier


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Mueller has manufactured high quality grounding and maintenance products for the utility and power generation industry since its origin over 100 years ago. Public utilities, municipalities and cooperatives have relied on Mueller’s experience for decades. Our knowledge of these critical components and quality requirements is key to our customer’s success and to keep the power on. Mueller has supplied tens of thousands of clips, test & measurement products and grounding assemblies to both public and private operators North America and Europe.

Lineman have been carrying heavy weight grounding equipment for years many times lifting over their heads to place on power lines for safe maintenance. Mueller offers certified and tested (ASTM-F2249) light weight utility grounding assemblies with “C” type clamps smooth jaws and eye screws. These cables offer a light weight solution while providing the grounding required for safe work on de-energized lines. These light weight assemblies come in 6, 10 or 15 foot lengths but custom lengths are available as well.

With substations every four square miles, having long lasting equipment is critical; especially for maintenance as well as relay and transformer testing. Mueller has been providing 10 AWG test leads and accessories to test utility test equipment manufacturers and engineers in the aftermarket for years. These leads are manufactured for long lasting durability with high stranded tinned wire and silicone insulation with 9 leaf bananas built to provide solid connections with equipment and accessories allowing the technician to complete their work without the worry of test leads pulling apart.

Mueller also has a wide range of test & measurement tools for all types of generating stations including nuclear, coal, gas or hydro. Every generating station requires testing to be completed and Mueller has been outfitting generating plants for years. With our UL Listed fully shrouded test leads or leads with retractable shrouds Mueller has everything you need including the right accessories such as plungers, probes, grabbers, connectors and alligators clips. There is no need to look anywhere else.