ETI is a leader in the calibration of critical test and measurement equipment. Our NIST-traceable calibration services encompass a wide variety of electrical, mechanical, radio frequency (RF), pressure, physical-dimensional, and environmental instrumentation. As a long-term manufacturer of circuit breaker testers, we also have specialized knowledge, tools, and expertise calibrating high-current ammeters that can’t be found at other calibration laboratories.

ETI is an ISO/IEC 17025:2017, ANSI/NCSL Z540-1-1994, and ISO 9001:2015-accredited calibration laboratory.

We Come To You

Our experienced team specializes in onsite calibration services nationwide. We travel to all 50 states, serving facilities with anywhere from 5 to 500 pieces of equipment. Our unique capabilities include a wide variety of high-current and high-voltage equipment. Electrical testing companies, data centers, utilities, breaker repair shops, municipalities, military bases, universities, and manufacturers of all shapes and sizes trust ETI with their essential instruments.

Electric Power Systems has trusted ETI with our annual calibration program at over 30 facilities nationwide for more than two decades. The team at ETI provides excellent customer service, working closely with our local teams to manage onsite service schedules.

Electric Power Systems

High-Quality Service That Fits Your Needs

Whether onsite at your facility or in-house at our state-of-the-art calibration laboratory, ETI’s calibration services can be tailored to fit your needs. We offer a wide variety of calibration service types and levels:

  • NIST-traceable Certificates of Calibration as standard service
  • ISO/IEC 17025:2017 accredited calibrations within our scope of accreditation upon request
  • As-found / as-left test report data available upon request
  • ANSI/NCSL Z540-1-1994-compliant calibrations upon request
  • MIL-STD-45562A-compliant calibration available upon request
  • Calibration in accordance with 10 CFR Part 21 and 10 CFR Part 50 Appendix B available upon request
  • Expedited and emergency service available upon request
  • Full management of multi-location annual calibration programs available

We travel to all 50 states, serving facilities with anywhere from 5 to 500 pieces of equipment.

ETI prides itself on customer service and a relentless focus on quality. We are continuously investing in our calibration capabilities to better serve our customers. Call us today to learn more about what it means to partner with ETI for your critical test and measurement equipment calibration needs.

Electrical Test Instruments, LLC
D/B/A ETI Precision
8430 Spires Way, Suite A
Frederick, MD 21701

Phone: 410-857-1880
Fax: 410-857-1387
Email us

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