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

NIST-Traceable Calibration Services for Electrical, Mechanical, Electromechanical, and Electronic Measuring Instruments in Baltimore, 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, power supplies, power analyzers, and everything in between.

ETI provides both onsite calibration services at our Baltimore customers’ facilities as well as in-house service at our calibration laboratory located at our headquarters in Maryland. Our onsite calibration customers enjoy same-day turnaround of their test equipment at their own facilities with minimal downtime. Our in-house calibration service located in Maryland 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 Baltimore customers:

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


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NIST-Traceable Electrical Test Equipment Calibration Services in the Baltimore, MD Area

ETI offers NIST-traceable calibration services for a variety of electrical test equipment, which include power factor test sets, recloser test sets, circuit breaker testers, meghommeters, electrical clamps, multimeters, power supplies, DLRO’s, power analyzers, oscilloscopes, and everything in between. We provide both onsite calibration solutions at our customers’ facilities in Baltimore, MD as well as service at our calibration lab. Our onsite calibration customers in Baltimore experience same-day turnaround of their test equipment at their private facilities with nominal downtime. Our internal calibration assistance delivers prompt industry-leading turnaround times of 5 to 8 business days, with an expedite service offered to restore your company’s equipment to Baltimore as quickly 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 many shapes and sizes in the Baltimore, MD Area trust in ETI to manage their electrical test equipment calibration programs.

NIST-Traceable Mechanical Instrument Calibration Services Offered in Baltimore, Maryland

Electrical Test Instrument’s NIST-traceable calibrations of mechanical measuring and test equipment are relied upon by testing businesses nationally. The mechanical instruments we support include temperature meters, oil pressure meters, infrared inspection equipment, air pressure meters, calipers, stop watches, IR cameras, torque wrenches, pressure controllers, micrometers, tachometers, and everything in between. Our experts are skilled in the calibration of mechanical equipment at our customers’ locations in Baltimore, MD. ETI also offers a mail-in choice to service your critical mechanical test equipment at our calibration laboratory. Onsite calibration services in Baltimore is an economical and hassle-free option for nearby companies who wish to minimize their down time. Our mail-in alternative provides speedy turnaround times of five to eight business days, making sure our customers in Baltimore have their critical equipment serviced promptly. 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 sizes in Baltimore, MD count on ETI to handle their mechanical test and measuring instrument calibration programs.

Extending the Life of Critical Test Instruments in Baltimore, Maryland by way of our Repair Services

ETI services all major brands and models of electrical testing instruments. Regardless of whether your Baltimore facility’s instruments have been in service for many years or are recent to your company, our broad repair capabilities can prolong the life of your critical testing equipment. ETI’s repair support 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 variety of other mechanical and electrical test equipment. All of our repairs feature NIST-traceable calibration of your instruments, comprehensive documentation, competitive pricing, and a speedy turnaround. Baltimore facilities turn to ETI to lessen their downtime and mend their critical test instruments.

We Manufacture High-Quality Circuit Breaker Testers and Power Supplies for Facilities Around the Nation

ETI makes and retails industry-leading electrical test equipment. Our experts provide services for circuit breaker testing instruments, which include circuit breaker test sets and power supplies. In addition, we are the United States service center and reseller for the complete line of Metrel electrical test instruments and products.

Our product line of top quality low voltage high current circuit breaker test sets provide for the whole spectrum of electrical testing companies’ necessities. Our primary injection circuit breaker testers range from 250A to 6,000 A continuous output, with instant 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 lead the industry 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. Additionally, 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 valued clients.

ETI’s high quality power supplies are light-weight, sturdy, and reliable. Our product lines 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 truly a one-stop answer for electrical testing companies’ instrument requirements. We sell and support the complete line of Metrel offerings, such as meghommeters, DLRO’s, and power analyzers. Our annual repair services and calibration programs on all products we build and sell make ETI the trusted partner of hundreds of electrical testing companies, universities, data centers, Fortune 500 companies, utilities, and municipalities countrywide.

About Baltimore, MD

Baltimore is know as the largest city in the U.S. state of Maryland, is situated in the northern part of the state on the Patapsco River estuary, an arm of Chesapeake Bay. It is the 30th-most populous city in the United States. With a population of 614,664 and got an Estimated median household income of $47,350 in 2016. It was first settled named after Lord Baltimore in the early 17th century. Baltimore, MD is among the more enjoyable stops on the east coast, and its closely knit neighborhoods and historic quarters provide an engaging backdrop to many diverse attractions. You can enjoy shopping or book a reservation on restaurants around the Inner Harbor.

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

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Electrical Test Instruments supports customers in Baltimore, Maryland, including the following zip codes: 21201, 21202, 21203, 21205, 21206, 21207, 21208, 21209, 21210, 21211, 21212, 21213, 21214, 21215, 21216, 21217, 21218, 21222, 21223, 21224, 21225, 21226, 21227, 21229, 21230, 21231, 21233, 21234, 21236, 21237, 21239, 21251, 21263, 21264, 21270, 21273, 21275, 21278, 21279, 21280, 21281, 21287, 21288, 21289, 21290, 21297, 21298. Click here to return to our MD service area page.