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 Columbia 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.
On This Page
ETI provides NIST-traceable calibration services for many types 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 onsite calibration services at our customers’ facilities in Columbia in addition to service at our calibration laboratory. Our on-site calibration customers in Columbia reap the benefits of same-day turnaround of their test equipment at their own facilities with a minimum of downtime. Our in-house calibration service provides swift industry-leading turnaround times of 5 to 8 business days, with an expedite service offered to restore your equipment to Columbia asap. ETI is an ISO 9001:2015-accredited calibration laboratory that is ANSI/NCSL Z540 and 10 CFR Part 50 Appendix B compliant. Electrical testing businesses, municipalities, data centers, nuclear energy facilities, utilities, universities, Fortune 500 companies, and electrical contractors of many sizes and shapes in the Columbia, MD Area turn to ETI to handle their electrical test equipment calibration programs.
ETI specializes in NIST-traceable calibration services for a wide range of test equipment and mechanical measuring, including 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. We provide both calibration services at our customers’ facilities in Columbia, MD in addition to in-house professional service at our laboratory. Our on-site customers in Columbia take advantage of same-day turnaround of their equipment at their own facilities with marginal downtime. Our internal offering delivers quick industry-leading turnaround times of five to eight business days, with an expedite service obtainable to return your equipment to Columbia as quickly as possible. 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, municipalities, data centers, nuclear energy facilities, utilities, universities, Fortune 500 companies, and electrical contractors of all types in Columbia, MD rely on ETI to take care of their mechanical test and measuring instrument calibration needs.
ETI repairs all of the major brand names and models of electrical testing instruments. Whether your Columbia facility’s instruments have been in operation for decades or are recent to your company, our vast repair capabilities can extend the life of your essential testing equipment. ETI’s maintenance and 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 wide variety of additional mechanical and electrical test equipment. All of our repair services include NIST-traceable calibration of your instruments, detailed documentation, competitive pricing, and a fast turnaround. Columbia, Maryland facilities count on ETI to decrease their downtime and restore their critical test instruments.
ETI manufactures and sells trusted electrical test equipment. Our experts provide services for circuit breaker testing instruments, which include circuit breaker test sets and power supplies. We are also the United States reseller and service center for the complete line of Metrel electrical test instruments and products.
Our line of top quality low voltage high current circuit breaker test sets provide for the full spectrum of electrical testing companies’ needs. 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 modular, portable, durable, and lightweight 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 cutting 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:
ETI’s premium power supplies are lightweight, durable, and dependable. 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 reseller and authorized service center for Metrel , ETI is truly a one-stop answer for electrical testing companies’ instrument requirements. We sell and support the entire line of Metrel instruments, including DLRO’s, meghommeters, and power analyzers. Our annual calibration programs and repair services on all products we manufacture and sell make ETI the go to partner of hundreds of electrical testing companies, utilities, data centers, universities, Fortune 500 companies, and municipalities countrywide.
Located half-way between Baltimore and Washington, DC. The planning of Columbia began in 1963 when creator and developer James W. Rouse acquired more than 14,000 acres in Howard County. Columbia, MD has a population of 102,221 and a Median Home Price $310,000. It is a planned community consisting of 10 self-contained villages. It ranks in the top 5% of the 823 places on this year’s list for job growth and economic opportunity. It also has a wide array of social, cultural, educational, entertainment and recreational programs and facilities. Columbia has consistently ranked in the top ten of CNN Money’s Best Places to Live in America.
Electrical Test Instruments supports customers in Columbia, Maryland, including the following zip codes: 21029, 21044, 21045, 21046, 21075, 21150. Click here to return to our MD service area page.