Serving the Power Industry Since 1980
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Electro-Test and

Maintenance, Inc.

P.O. Box 1527

Rapid City, SD


Fabrication Services

ETMI has an experienced fabrication staff to provide your custom requirements and repair needs.

Custom SWB Panel Fabrication Services

  • On-site relay upgrades
  • Switchboard & 19″ rack panels
  • Switchboard panel installation and wiring
  • SCADA / Load management installations