About

About Special Mine Services, Inc. About Special Mine Services, Inc. Special Mine Services is a leading manufacturer of industrial electrical connectors (SMS Connectors) primarily used in the mining, underground construction, and portable power industries. For over 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. This makes them an ideal choice for both above-ground and below-ground applications. Contact us today to find out why Special Mine Services is the best connection you can make! 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! Special Mine Services is a leading manufacturer of industrial electrical connectors (SMS Connectors) primarily used in the mining, underground construction, and portable power industries. For over 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. This makes them an ideal choice for both above-ground and below-ground applications. Contact us today to find out why Special Mine Services is the best connection you can make! We power MINING and INDUSTRY through our manufactured electrical connectors and cable assemblies. With a strong commitment to safety, durability, and innovation, we produce a wide range of electrical connectors that meet the demanding needs of harsh environments. Our products are engineered to withstand extreme conditions, ensuring reliable performance and minimal downtime. Backed by expert craftsmanship and responsive customer service, SMS delivers customized solutions tailored to specific operational requirements. From design to delivery, we take pride in manufacturing connectors that power productivity and protect people, helping our customers maintain safe and efficient operations.