NIST-Traceable Calibration Services for Electrical, Mechanical, Electromechanical, and Electronic Measuring Instruments in Asheville, NC

NIST-Traceable Calibration Services for Electrical, Mechanical, Electromechanical, and Electronic Measuring Instruments in Asheville, NC

Electrical Test Instruments, LLC (ETI) is a leader in the calibration, repair, and manufacturing of electrical test equipment. We specialize in NIST-traceable calibration services for a variety of electrical test equipment and mechanical measuring instruments, including meghommeters, multimeters, clamps, torque wrenches, DLRO’s, circuit breaker testers, power factor test sets, recloser test sets, power supplies, power analyzers, and everything in between.

We provide onsite services in the Asheville 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

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
Phone: 410-857-1880

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

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


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Supporting Asheville Facilities with NIST-Traceable Electrical Test Equipment Calibration Services at our customers’ facilities in Asheville, NC

ETI offers NIST-traceable calibration services for many types of electrical test equipment, which include power factor test sets, circuit breaker testers, meghommeters, power analyzers, power supplies, oscilloscopes, recloser test sets, multimeters, DLRO’s, electrical clamps, and everything in between. We offer onsite calibration support services at our clients’ facilities in Asheville, North Caroline as well as service at our calibration laboratory in North Carolina. Our onsite calibration customers in Asheville appreciate same-day turnaround of their test equipment in their private facilities with marginal downtime. Our internal calibration assistance ensures speedy industry-leading turnaround times of 5-8 business days, with an expedited service available to return your equipment to Asheville as soon as possible. ETI is an ISO 9001:2015-accredited calibration lab that is ANSI/NCSL Z540 and 10 CFR Part 50 Appendix B compliant. Data centers, universities, nuclear energy facilities, municipalities, electrical testing businesses, utilities, electrical contractors, and Fortune 500 companies of various shapes and sizes in the Asheville, NC Area count on ETI to manage their electrical test equipment calibration programs.

ETI is a Leading Supplier of NIST-Traceable Calibration Services for Mechanical Instruments in Asheville, NC

ETI offers NIST-traceable calibration services for a range of mechanical measuring and test equipment, including air pressure meters, tachometers, IR cameras, pressure controllers, micrometers, temperature meters, oil pressure meters, stop watches, infrared inspection equipment, torque wrenches, calipers, and everything in between. We provide calibration services at our customers’ business locations in Asheville, NC. ETI is an ISO 9001:2015-accredited calibration laboratory that is ANSI/NCSL Z540 and 10 CFR Part 50 Appendix B compliant. Data centers, nuclear energy facilities, universities, municipalities, electrical contractors, acceptance testing businesses, Fortune 500 companies, and utilities of all shapes and sizes in Asheville, NC turn to ETI to take care of their mechanical test and measuring instrument calibration programs.

Repairing Electrical and Mechanical Test Equipment for Asheville Facilities

ETI fixes all of the major brand names and models of electrical testing instruments. Whether your Asheville facility’s instruments have been in service for many years or are brand new, our vast repair capabilities can prolong the lifespan of your most important testing equipment. ETI’s services include lab instruments, panel meters, multimeters, power quality meters, switchboard meters, analog instruments, clamp-on meters, oscilloscopes, power analyzers, frequency counters, digital instruments, and a wide range of other mechanical and electrical test equipment. Every one of our repairs include NIST-traceable calibration of your equipment, detailed documentation, competitive pricing, and a fast turnaround. Asheville facilities rely on ETI to minimize their downtime and mend their critical test instruments.

ETI’s Circuit Breaker Testing Equipment is Trusted by Testing Companies as well as Industrial Facilities Across The Country

ETI manufactures and retails trusted electrical test equipment. Our experts specialize in circuit breaker testing instruments, such as circuit breaker test sets and power supplies. We are also the United States service center and reseller for the entire line of Metrel electrical test instruments and products.

Our line of top quality low voltage high current circuit breaker test sets provide for the entire spectrum of electrical testing companies’ needs. 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 market in reliability and capabilities for high current circuit breaker testing. All ETI circuit breaker testers include our cutting edge MAC-21 controller, which is a self-contained microprocessor-based metering and control package for primary injection testing. Additionally, we retrofit other manufacturers’ circuit breaker test sets with our MAC-21 controller:

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

ETI’s high-quality power supplies are light-weight, durable, and reliable. 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 U.S. authorized service center and reseller for Metrel products, ETI is truly a one-stop answer for electrical testing companies’ instrument requirements. We support and sell the whole line of Metrel instruments, such as meghommeters, DLRO’s, and power analyzers. Our annual repair services and calibration programs on every product we build and sell make ETI the go-to partner of hundreds of electrical testing companies, Fortune 500 companies, utilities, data centers, universities, and municipalities nationwide.

Calibration and Repair Services in Asheville


About Asheville, NC

A buncombe county city Asheville has a population of 92,870. This largest city of west NC was part of the Cherokee Nation before the arrival of the Europeans. It was used as a hunting ground by the Europeans mainly after their arrival. The city gets its name after Samuel Ashe. It had an active role in the American civil war. Later it turned into an industrial center with the establishment of different kinds of mills dealing in textiles, wood, mica, and so on. Today it is a tourist destination and this industry contributes a lot to its economy. It was the first city to receive an electric street railway in NC. It has the most comprehensive collection of art deco collection in the USA. Asheville city hall, battery park hotel, neo-gothic Jackson’s building and so on are its examples. The great depression impacted the city hard and curbed its growth extensively.

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ETI Precision – Electrical Test Instruments supports customers in Asheville, North Carolina, including the following zip codes: 28715, 28728, 28732, 28776, 28801, 28802, 28803, 28804, 28805, 28806, 28810, 28813, 28814, 28815, 28816. Click here to return to our NC service area page.