US Factory Map

Electrical equipment manufacturers in South Carolina

South Carolina has 48 electrical equipment makers in EPA records, facilities that list codes for motors, transformers, switchgear, wire and wiring devices. The most are in Duncan, Greenwood and Greenville. That is 2% of the 2,373 such facilities nationwide, and South Carolina ranks #18 of 50 states.

Product
Electrical equipment manufacturers
Facilities
48
State rank
#18
NAICS
335311 and 8 related codes
Revised
November 1, 2026

Facilities in South Carolina

These are active facilities in EPA's ECHO database that list a code for motors, transformers, switchgear, wire and wiring devices. The 40 shown first are the ones with the most EPA program records, which usually means the larger sites.

FacilityCityWhat EPA lists
Generac Power Systems TrentonTrentonMotor and Generator Manufacturing
Dodge IndustralBeltonMotor and Generator Manufacturing
Maclean Power Systems YorkYorkNoncurrent-Carrying Wiring Device Manufacturing
Maddox Industrial Transformer LLCGreerPower, Distribution, and Specialty Transformer Manufacturing
Maddox Industrial Transformer LLCSimpsonvillePower, Distribution, and Specialty Transformer Manufacturing
Siemens Industry IncRoebuckPower, Distribution, and Specialty Transformer Manufacturing
Afl Telecommunications 110 Hidden Lake FacilityDuncanNoncurrent-Carrying Wiring Device Manufacturing
Core Transformers LLCSenecaPower, Distribution, and Specialty Transformer Manufacturing
Piedmont Dielectrics CorporationWoodruffPower, Distribution, and Specialty Transformer Manufacturing
Caterpillar Inc NewberryNewberryMotor and Generator Manufacturing
Cutler Hammer GreenwoodGreenwoodPower, Distribution, and Specialty Transformer Manufacturing
Cutler Hammer IncorporatedSumterPower, Distribution, and Specialty Transformer Manufacturing
E&i Engineering USA CorpAndersonSwitchgear and Switchboard Apparatus Manufacturing
Goodrich Corporation Turbine Component ServiceHodgesSwitchgear and Switchboard Apparatus Manufacturing
Hubbell Power Systems IncAikenNoncurrent-Carrying Wiring Device Manufacturing
Square D CompanyHopkinsSwitchgear and Switchboard Apparatus Manufacturing
104 Hidden Lake CircleDuncanNoncurrent-Carrying Wiring Device Manufacturing
110 Hidden Lake CircleDuncanFiber Optic Cable Manufacturing
ABB IncFlorencePower, Distribution, and Specialty Transformer Manufacturing
Afl 1171 Howell RoadDuncanNoncurrent-Carrying Wiring Device Manufacturing
Afl GlobalDuncanFiber Optic Cable Manufacturing
Afl Telecommunications LLCDuncanNoncurrent-Carrying Wiring Device Manufacturing
Alliedsignal:closedOrangeburgAll Other Miscellaneous Electrical Equipment and Component Manufacturing
Challenger Electric CompanyPagelandCurrent-Carrying Wiring Device Manufacturing
Cooper Power Systems LLCGreenwoodAll Other Miscellaneous Electrical Equipment and Component Manufacturing
Cooper Power Systems LLCJonesvillePower, Distribution, and Specialty Transformer Manufacturing
Cooper Wiring DevicesGeorgetownCurrent-Carrying Wiring Device Manufacturing
Crimson Electric IncGreerMotor and Generator Manufacturing
Culter Hammer-Pcso DivisionGreenwoodSwitchgear and Switchboard Apparatus Manufacturing
Darby Electric Company IncAndersonMotor and Generator Manufacturing
Eaton CorporationGreenwoodSwitchgear and Switchboard Apparatus Manufacturing
Ec&m Company LLCSaint MatthewsRelay and Industrial Control Manufacturing
Elesienna LLCBatesburgSwitchgear and Switchboard Apparatus Manufacturing
FlexWest ColumbiaAll Other Miscellaneous Electrical Equipment and Component Manufacturing
General Electric CoatingsGreenvilleMotor and Generator Manufacturing
Hitachi Rail Sts USA IncBatesburgSwitchgear and Switchboard Apparatus Manufacturing
Integrated Power Services LLCN CharlestonMotor and Generator Manufacturing
Joslyn Clark ControlsLancasterRelay and Industrial Control Manufacturing
Meyer Tool Greenville DivGreenvilleRelay and Industrial Control Manufacturing
Nexans High Voltage USA IncGoose CreekOther Communication and Energy Wire Manufacturing

Industry codes are reported by facilities to EPA programs and are not checked here. A few listings may be repair shops, distributors or recyclers. How these records work.

Where they are

  • Duncan: 7
  • Greenwood: 4
  • Greenville: 3
  • Greer: 2
  • Simpsonville: 2
  • Seneca: 2

By product code

  • Power, Distribution, and Specialty Transformer Manufacturing (NAICS 335311): 9 of those shown
  • Motor and Generator Manufacturing (NAICS 335312): 7 of those shown
  • Switchgear and Switchboard Apparatus Manufacturing (NAICS 335313): 7 of those shown
  • Noncurrent-Carrying Wiring Device Manufacturing (NAICS 335932): 6 of those shown
  • Relay and Industrial Control Manufacturing (NAICS 335314): 3 of those shown
  • All Other Miscellaneous Electrical Equipment and Component Manufacturing (NAICS 335999): 3 of those shown
  • Fiber Optic Cable Manufacturing (NAICS 335921): 2 of those shown
  • Current-Carrying Wiring Device Manufacturing (NAICS 335931): 2 of those shown
  • Other Communication and Energy Wire Manufacturing (NAICS 335929): 1 of those shown

All electrical equipment and appliances manufacturing in South Carolina: 75 facilities and Census job counts.