NIST-Traceable Calibration Services for Electrical, Mechanical, Electromechanical, and Electronic Measuring Instruments in Trenton, NJ

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 Trenton 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 Trenton customers:

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


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NIST-Traceable Electrical Test Equipment Calibration Services in Trenton, New Jersey

Testing companies trust ETI to manage the annual calibration programs of their electrical test equipment. Our NIST-traceable calibrations address 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 company can calibrate your equipment onsite at your facility or off-site in ETI’s calibration lab. Companies in Trenton decide to have ETI work onsite for one-day turn-around of their equipment with almost zero time out of commission. When you send your instruments in for service at our calibration lab, we aim to return your equipment within five to eight business days. We also offer a fast track service for Trenton clients that may need immediate turn-around of their instruments. ETI is an ISO 9001:2015-accredited calibration laboratory that is ANSI/NCSL Z540 and 10 CFR Part 50 Appendix B compliant. Universities, nuclear energy facilities, Fortune 500 companies, data centers, electrical testing businesses, municipalities, electrical contractors, and utilities of all shapes and sizes in Trenton, New Jersey utilize ETI as an essential calibration partner.

Supporting Trenton Companies with NIST-Traceable Mechanical Test Equipment Calibration Services

Electrical Test Instrument’s NIST-traceable calibrations of mechanical measuring and test equipment are used by testing businesses across the country. The instruments we service 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. We specialize in the calibration of mechanical equipment at our clients’ locations in Trenton, New Jersey. Our team also offers a mail-in choice to service your critical mechanical test equipment here at our in-house calibration lab. Onsite calibration services in Trenton is a cost-efficient and hassle-free option for local companies who wish to curtail their down time. Our mail-in alternative provides quick turn-around times of 5 to 8 business days, assuring our customers in Trenton get 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. Acceptance testing businesses, Fortune 500 companies, nuclear energy facilities, utilities, data centers, universities, municipalities, and electrical contractors of many sizes in Trenton, NJ rely on ETI to manage their mechanical test and measuring instrument calibration programs.

Repairing Electrical and Mechanical Test Equipment for Trenton Businesses

ETI fixes all major brands and models of electrical testing instruments. Regardless of whether your Trenton facility’s instruments have been in operation for decades or are brand new, our broad repair capabilities can lengthen the lifespan of your essential testing equipment. ETI’s repair 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 electrical and mechanical test equipment. Every one of our repairs include NIST-traceable calibration of your equipment, thorough documentation, competitive pricing, and a fast turnaround. Trenton, NJ facilities turn to ETI to minimize their down time and fix their critical test instruments.

ETI’s Circuit Breaker Testing Equipment is Used by Testing Companies and Industrial Facilities Around the United States

ETI makes and sells industry-leading electrical test equipment. Our Professionals provide services for circuit breaker testing instruments, including circuit breaker test sets and power supplies. We are also the U.S. service center and reseller for the full 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 full spectrum of electrical testing companies’ requirements. Our primary injection circuit breaker testers range from 250A to 6,000 A continuous output, with instantaneous 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 sector in capabilities and reliability for high current circuit breaker testing. All ETI circuit breaker testers feature our state-of-the-art 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:

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

ETI’s high quality 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 excellent for circuit breaker charging motor testing.

As the U.S. reseller and authorized service center for Metrel , ETI is genuinely a one-stop answer for electrical testing companies’ instrument requirements. We sell and support the whole line of Metrel offerings, including DLRO’s, meghommeters, and power analyzers. Our annual repair services and calibration programs on all products we build and sell make ETI the go to partner of hundreds of electrical testing companies, utilities, data centers, universities, Fortune 500 companies, and municipalities across the country.

About Trenton, NJ

Trenton is the capital of the U.S. state of New Jersey and the county seat of Mercer County. Nicknamed “Turning Point of the Revolution”, Trenton is the state capital for New Jersey and is America’s 34th-most highly populated state capital city with an estimated population of 84,559. It was briefly the capital of the United States.Trenton is easily accessible to New York and Philadelphia and is located in Central New Jersey on the Delaware River in Mercer County. Trenton is a city where many important historical events have taken place and home for some famous people including Dennis Rodman and Troy Vincent. It is a city steeped in history, boasting several museums and monuments, including the Old Barracks Museum, the country’s only remaining British Barracks.

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Electrical Test Instruments supports customers in Trenton, New Jersey, including the following zip codes: 08601, 08602, 08603, 08604, 08605, 08606, 08607, 08608, 08609, 08610, 08611, 08618, 08625, 08629, 08638, 08645, 08646, 08647, 08666, 08695. Click here to return to our NJ service area page.