NIST-Traceable Calibration Services for Electrical, Mechanical, Electromechanical, and Electronic Measuring Instruments in Frederick, MD

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, two people in uniform talking in Frederick MDpower supplies, power analyzers, and everything in between.

ETI provides both onsite calibration services at our Frederick customers’ facilities as well as in-house service at our calibration laboratory. Our onsite calibration customers enjoy same-day turnaround of their test equipment at their own facilities with minimal downtime. Our in-house calibration service provides fast industry-leading turnaround times of five to eight business days, with an expedite service available to turn your equipment around within three days.  

ETI is ISO 9001:2015 accredited, ANSI/NCSL Z540 compliant, and 10 CFR Part 50 Appendix B compliant, making us the clear choice for electrical testing businesses, municipalities, data centers, nuclear energy facilities, utilities, universities, Fortune 500 companies, and electrical contractors of all shapes and sizes.

We also manufacture circuit breaker testing equipment. Our primary injection circuit breaker test sets range from 250A to 6,000A continuous output, with capabilities for instantaneous testing up to 60,000A. ETI’s power supplies are ideal for circuit breaker charging motor testing. We are also the United States reseller and service center for Metrel products, including DLRO’s and meghommeters, making ETI a one-stop shop for your electrical testing needs.

Finally, our capabilities include high-quality repair services that can extend the life of your critical test equipment. ETI can help you solve your most complex and urgent test equipment challenges.

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

  • Test Equipment Calibration Services
  • Clamp Calibration
  • Pressure Calibration
  • Circuit Breaker Tester Calibration
  • High Current Digital Ammetter Retrofit
  • Electric Equipment Repair
  • Meter Calibration Services
  • Electrical Meter Calibration
  • Circuit Breaker Test Set Calibration
  • Portable Circuit Breaker Tester
  • Multimeter Calibration
  • Torque Calibration
  • Mechanical Instrument Calibration
  • Pearl Calibration
  • Oscilloscope Calibration
  • AC-DC Variable Power Supply
  • Adjustable Test Stab System
  • Mobile Circuit Breaker Test Set
  • Portable Circuit Breaker Test Set
  • Electric Meter Calibration
  • Portable Current Power Supply
  • Electronic Test Equipment Calibration Services
  • Acceptance Testing Calibration
  • Electrical Calibration Services
  • Neta Calibration
  • Digital Multimeter Calibration
  • Test Equipment Calibration
  • Test Equipment Repair

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ETI is the Premier Vendor of NIST-Traceable Calibration Services for Electrical Test Equipment in and around Frederick, MD

Testing companies rely on ETI to take care of the annual calibration programs for their electrical test equipment. Our NIST-traceable calibrations cover meghommeters, power analyzers, power supplies, power factor test sets, multimeters, electrical clamps, recloser test sets, DLRO’s, circuit breaker testers, oscilloscopes, and a wide range of additional instruments. Our experts can calibrate your equipment onsite at your location or off-site at ETI’s calibration lab. Companies in Frederick, MD select to have ETI come onsite for one-day turnaround of their test equipment with little down time. When you mail your equipment in for service at our calibration laboratory, we make every effort to return your equipment within 5 to 8 business days. We offer a fast track service for Frederick clients who may need immediate turn-around of their equipment. ETI is an ISO 9001:2015-accredited calibration laboratory that is ANSI/NCSL Z540 and 10 CFR Part 50 Appendix B compliant. Municipalities, electrical contractors, electrical testing businesses, universities, Fortune 500 companies, nuclear energy facilities, utilities, and data centers of many sizes and shapes in Frederick, MD rely on ETI as a critical calibration partner.

ETI is a Reputable Provider of NIST-Traceable Calibration Services for Mechanical Instruments in Frederick, MD

ETI’s NIST-traceable calibrations of mechanical measuring and test equipment are counted on by testing businesses around the country. The instruments we support include calipers, micrometers, tachometers, torque wrenches, infrared inspection equipment, IR cameras, pressure controllers, air pressure meters, oil pressure meters, temperature meters, stop watches, and everything in between. Our experts are skilled in the calibration of mechanical equipment at our clients’ locations in Frederick, MD. ETI also offers a mail-in option to service your critical mechanical test equipment in our in-house calibration laboratory. Onsite calibration services in Frederick is a cost-effective and hassle-free option for nearby customers who wish to minimize their down time. Our mail-in option offers prompt turnaround times of 5 to 8 business days, making sure our customers in Frederick have their critical equipment serviced quickly. ETI is an ISO 9001:2015-accredited calibration laboratory that is ANSI/NCSL Z540 and 10 CFR Part 50 Appendix B compliant. Nuclear energy facilities, electrical contractors, acceptance testing businesses, universities, data centers, Fortune 500 companies, municipalities, and utilities of all types in Frederick, MD depend on ETI to handle their mechanical test and measuring instrument calibration programs.

Test Equipment Repair Services for Frederick Organisations

ETI services all of the major brand names and models of electrical testing instruments. Regardless of whether your Frederick facility’s instruments have been in operation for many years or are brand new, our vast repair capabilities can prolong the lifespan of your essential testing equipment. ETI’s support services include clamp-on meters, analog instruments, panel meters, digital instruments, multimeters, power analyzers, oscilloscopes, lab instruments, frequency counters, switchboard meters, power quality meters, and a variety of other electrical and mechanical test equipment. Every one of our repairs feature NIST-traceable calibration of your instruments, detailed documentation, competitive rates, and a swift turnaround. Frederick, MD facilities count on ETI to lessen their downtime and restore their critical test instruments.

We Produce Industry-Leading Circuit Breaker Testing Equipment for the Electrical Testing Industry Nationwide

ETI produces and retails trusted electrical test equipment. We provide services for circuit breaker testing instruments, including circuit breaker test sets and power supplies. In addition, we are the U.S. service center and reseller for the entire line of Metrel electrical test instruments and products.

Our product line of top quality low voltage high current circuit breaker test sets cater to the whole spectrum of electrical testing companies’ requirements. 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 portable, lightweight, durable, and modular while at the same time outperforming competing products’ capabilities at their price points. Our stationary PI-2500, PI-4000B, PI-5000, and PI-6000 circuit breaker test sets also best the sector in capabilities and reliability for high current circuit breaker testing. All ETI circuit breaker testers incorporate our state-of-the-art MAC-21 controller, which is a self-contained microprocessor-based metering and control package for primary injection testing. We also 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 highly valued customers.

ETI’s premium power supplies are lightweight, sturdy, 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 , ETI is truly a one-stop answer for electrical testing companies’ instrument requirements. We support and sell the whole line of Metrel instruments, which include meghommeters, DLRO’s, and power analyzers. Our annual repair services and calibration programs on every product we manufacture and sell make ETI the go to partner of hundreds of electrical testing companies, Fortune 500 companies, utilities, data centers, universities, and municipalities across the country.

About Frederick, MD

Founded in 1745 by German settlers, Frederick is a city rich in heritage, opportunity, and innovation. The city’s population was 65,239 people at the 2010 United States Census, making it the second-largest incorporated city in Maryland, behind Baltimore. Frederick is a city in, and the county seat of, Frederick County in the U.S. state of Maryland. It is part of the Baltimore–Washington Metropolitan Area. Located less than one hour from Washington, D.C., Baltimore, and Gettysburg, the city of Frederick, Maryland is surrounded by mountain views, wineries, orchards and vibrant Main Street communities. Throughout the year, the city hosts several celebrations and activities, such as the Summer Concert Series held throughout the months of June, July, and August.

Are you new to Frederick? Check out these local favorites:

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Electrical Test Instruments supports customers in Frederick, Maryland, including the following zip codes: 21701, 21702, 21703, 21704, 21705, 21709. Click here to return to our MD service area page.