We power the UNDERGROUND CONSTRUCTION, AGGREGATES, PORTABLE POWER, Mining, and other industries through our manufactured electrical connectors and cable assemblies.

For more than forty years, SMS has produced superior products at competitive pricing. This is accomplished through complete on-site manufacturing of internal components and finished products, year-round availability, short lead times, and compatibility with competing brands.

SMS Connectors have established a reputation of reliability, durability, ease-of-use, and safety.

Find out today why SMS Connectors are the best connection you can make!