Our Tennessee Technical Staff Has Hands-On Experience Working With a Wide Range of Electrical and Mechanical Instruments. We Provide Quality Service and Support You Can Rely On

Electrical Test Instruments, LLC DBA ETI Precision (ETI) is a leader in the calibration and repair of test and measurement equipment, specializing in high-current and high-voltage instruments.

We provide onsite services in Tennessee region, minimizing the downtime of your critical instruments by offering calibration services at your facility. Our NIST-traceable calibration services encompass a wide variety of electrical, mechanical, radio frequency (RF), pressure, physical-dimensional, and environmental instrumentation. For more information https://etiprecision.com/calibration/

We are an ISO 9001:2015-certified, ISO/IEC 17025:2017-accredited, and ANSI/NCSL Z540-1-1994-accredited calibration laboratory. We offer MIL-STD-45562A-compliant calibrations and calibrations in accordance with 10 CFR Part 21 and 10 CR Part 50 Appendix B upon request.

Contact us today
Email: info@etiprecision.com
Phone: 410-857-1880

Just some of the products and services we offer our Tennessee customers:

  • Calibration of Test & Measurement Equipment
  • Temperature Probe Calibration
  • Thermocouple Calibrator Calibration
  • IR Thermometer Calibration
  • DLRO Calibration
  • Stopwatches & Timers
  • Torque Wrench Calibration
  • Oscilloscope Calibration
  • Sound Level Meter Calibration
  • Ammeter & Shunt Calibration
  • Process Calibrator Calibration
  • Frequency Counter Calibration
  • Digital Multimeter Calibration
  • Calibration of High Current – High Voltage Equipment:
  • AC and DC voltages above 100kV
  • Single & Three Phase TTR Calibration
  • Earth Ground Tester Calibration
  • Megohmmeter Calibration
  • Power Supply Calibration
  • High Voltage Detector Calibration
  • Hipot Tester Calibration
  • Relay Test Set Calibration
  • Primary Injection Test Set Calibration
  • Current & Potential Transformers
  • Secondary Test Set Calibration
  • Power Quality Analyzer Calibration


On This Page

NIST-Traceable Electrical Test Equipment Calibration Services in Tennessee

Testing companies rely upon ETI to manage the yearly calibration programs for their electrical test equipment. Our NIST-traceable calibrations address DLRO’s, recloser test sets, oscilloscopes, circuit breaker testers, power analyzers, electrical clamps, meghommeters, power factor test sets, multimeters, power supplies, and a variety of additional instruments. Our team calibrates your instruments onsite at your location. Clients in Tennessee have the benefit of having ETI come onsite for one-day turnaround of their equipment with little time out of commission. ETI is an ISO 9001:2015-accredited calibration laboratory that is ANSI/NCSL Z540 and 10 CFR Part 50 Appendix B compliant. Universities, electrical contractors, Fortune 500 companies, utilities, data centers, nuclear energy facilities, electrical testing businesses, and municipalities of a variety of shapes and sizes in Tennessee trust in ETI as an integral calibration partner.

We Support Tennessee Organizations with NIST-Traceable Mechanical Test Equipment Calibration Services

ETI provides NIST-traceable calibration services for a wide range of test equipment and mechanical measuring, including micrometers, oil pressure meters, infrared inspection equipment, IR cameras, pressure controllers, air pressure meters, calipers, tachometers, stop watches, torque wrenches, temperature meters, plus everything in between. We provide onsite calibration services in our customers’ business locations in Tennessee.

How We Extend the Life of Critical Test Equipment in Tennessee by way of our Professional Repair Services

ETI services all of the major brands and models of electrical testing instruments. Regardless of whether your Tennessee facility’s instruments have been in service for decades or are recent to your company, our vast repair capabilities are able to extend the lifespan of your most important testing equipment. ETI’s repair support services include switchboard meters, oscilloscopes, power analyzers, panel meters, digital instruments, frequency counters, clamp-on meters, multimeters, power quality meters, analog instruments, lab instruments, and a wide range of additional mechanical and electrical test equipment. All of our repairs feature NIST-traceable calibration of your instruments, thorough documentation, competitive pricing, and a speedy turnaround. Tennessee facilities turn to ETI to lessen their downtime and mend their critical test instruments.

Electrical Test Intrument’s Circuit Breaker Testing Equipment is Trusted by Testing Companies as well as Industrial Facilities Around The Country

ETI produces and retails trusted electrical test equipment. Our Professionals provide services for circuit breaker testing instruments, such as circuit breaker test sets and power supplies. We are also the U.S. reseller and service center for the entire line of Metrel electrical test instruments and products.

Our line of top quality low voltage high current circuit breaker test sets serve the full spectrum of electrical testing companies’ necessities. Our primary injection circuit breaker testers range from 250A to 6,000 A continuous output, with immediate testing capabilities up to 60,000 A. Our PI-250B, PI-800, and PI-1600 test sets are lightweight, portable, durable, and modular while outperforming competing products’ capabilities at their price points. Our stationary PI-2500, PI-4000B, PI-5000, and PI-6000 circuit breaker test sets also lead the industry in reliability and capabilities for high current circuit breaker testing. All Electrical Test Instrument circuit breaker testers feature our leading edge MAC-21 controller, which is a self-contained microprocessor-based metering and control package for primary injection testing. In addition, we retrofit other manufacturers’ circuit breaker test sets with our MAC-21 controller:

  • revamping the circuit breaker testing capabilities,
  • expanding their capabilities,
  • and extending their useful lives of our highly valued customers.

ETI’s premium power supplies are light in weight, durable, and dependable. Our instruments are capable of outputting 7.2 A to 20A continuous at 140 VAC. ETI’s power supplies are perfect for circuit breaker charging motor testing.

As the United States authorized service center and reseller for Metrel products, ETI is undeniably a one-stop answer for electrical testing companies’ instrument requirements. We support and sell the whole line of Metrel products, which include meghommeters, DLRO’s, and power analyzers. Our annual calibration programs and repair services on every product we produce and sell make ETI the trusted partner of hundreds of electrical testing companies, data centers, universities, Fortune 500 companies, utilities, and municipalities nationwide.

Calibration and Repair Services in Tennessee

About Tennessee

A South-eastern Region state in the USA, Tennessee has a population of 6,829,174. Nashville is the state capital and largest city. Other prominent cities are Memphis, Greenville, Chattanooga, and more. The state gets its name from tana-see meaning the meeting place. It seceded the union during the civil war last but was the first to be readmitted. Volunteer state is the nickname it earned after the war. It has transitioned well from an agrarian economy to a diversified one. The industries here are farming, mining, uranium products and music. The longest-running radio program is broadcast from Nashville. Oak ridge here is the world’s energy capital. Nashville is the world’s music capital. Martin Luther King Jr. was assassinated in Memphis. Elvis’s home Graceland is the second-most visited home in the USA. The Lost Sea, the largest underground lake is in Sweetwater, Tennessee. Great Smoky Mountain here is the most-visited park.

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ETI Precision – Electrical Test Instruments supports customers in Tennessee, including the following cities: Chattanooga, Knoxville, Nashville. Click here to return to our USA service page.