Company Description
Special Mine Services, Inc. (SMS) is located at 11782 Country Club Rd, West Frankfort, IL 62896, UNITED STATES. With over forty years in the industry, SMS specializes in producing electrical connectors and cable assemblies catering to the underground construction, aggregates, portable power, mining, and other sectors. The company is recognized for its on-site manufacturing capabilities, ensuring high-quality internal components and finished products that are competitively priced. SMS Connectors are renowned for their reliability, durability, ease of use, and safety, positioning the brand as a leader in the industrial electrical connector market. The connectors are fully manufactured in-house and have garnered a reputation for innovation, allowing for seamless compatibility with competing brands. Special Mine Services emphasizes its commitment to customization and quality control throughout the production process.
Products and Services
3/4 Turn Uni-Lock Connectors
Amperage range: 75 to 500 amps
Rated at 600/1,000v
Cable range: 8AWG to 500MCM
Maintenance-free, watertight, and dust tight
Available in cable-attachable and panel-mount varieties
Lever-Action Low Voltage Electrical Connectors
Amperage range: 75 to 500 amps
Rated at 600/1,000v
Cable range: 8AWG to 500MCM
One-pole and two-pole connections
Round Electrical Connectors
Number range: 18AWG through 4/0 AWG
Up to 600 volts / 235 amps
Various types of polarization and available cable lengths
Phone
6189322151
Website
specialmineservices.com
Address
11782 Country Club Rd West Frankfort, IL 62896
Social Media
LinkedIn: URL
Events
CONEXPO-CON/AGG 2026 | Location: TBA | Date: 2026
Categories
Aggregates
Batteries & Battery Chargers
Electric Connectors
Electrical Wiring Harness
Engine Components
Engines & Drivetrains
Generators
Portable Power
Pumps
Underground Construction
Keywords
Electrical connectors
Mining equipment
Portable power solutions
Underground construction
Industrial manufacturing
Electrical cable assemblies
American-made connectors
Durability in connectors
Connector compatibility
Custom electrical solutions
