Services
Since 1981 we have been a Cooper Power Systems authorized service center for reclosers, regulators and distribution transformers.
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Projects
The western U.S. is our normal service area, however, we provide services throughout the U.S.
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Facilities
ETMI has a 16,000 sq. ft. office shop complex located North of Rapid City, SD in Black Hawk.
Learn More>>Electro-Test and Maintenance, Inc.
Founded in 1980, we provide a wide range of substation maintenance services, including substation testing and commissioning services.
From a circuit switcher, transformer, regulator, recloser, circuit breaker, protective relay, and battery system, we can handle all your needs. We even provide power quality analysis and infrared inspections. We invite you to review our services in more detail, and check out our Doble Engineering and Cooper Power Systems links.
We work with clients in developing a substation preventative maintenance program to meet their requirements. If you have further questions or require references, please contact our office.
Authorized Service Group
Authorized Service Center
Affiliate Member