NIST-Traceable Calibration Services for Electrical, Mechanical, Electromechanical, and Electronic Measuring Instruments in Atlanta, GA

NIST-Traceable Calibration Services for Electrical, Mechanical, Electromechanical, and Electronic Measuring Instruments in Atlanta, GA

Electrical Test Instruments, LLC DBA ETI Precision (ETI) is a leader in the calibration and repair of test and measurement equipment, specializing in high-current and high-voltage instruments.

We provide onsite services in the Atlanta 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 Atlanta customers:

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


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We Support Atlanta Facilities with our NIST-Traceable Electrical Test Equipment Calibration Services at our customers’ facilities in Atlanta, GA

ETI provides NIST-traceable calibration services for many types of electrical test equipment, including circuit breaker testers, DLRO’s, electrical clamps, meghommeters, multimeters, oscilloscopes, power analyzers, power factor test sets, power supplies, recloser test sets, and everything in between. We present onsite calibration support services at our clients’ facilities in Atlanta, GA as well as service at our calibration laboratory in Georgia. Our onsite calibration customers in Atlanta experience same-day turnaround of their test equipment at their own facilities with a minimum of 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 Alexandria 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. Electrical testing businesses, municipalities, data centers, nuclear energy facilities, utilities, universities, Fortune 500 companies, and electrical contractors of all sizes and shapes in the Atlanta, GA Area rely on ETI to handle their electrical test equipment calibration programs.

NIST-Traceable Mechanical Instrument Calibration Services Provided in the Atlanta Area

ETI provides NIST-traceable calibration services for a variety of test equipment and mechanical measuring, including oil pressure meters, micrometers, infrared inspection equipment, stop watches, pressure controllers, calipers, temperature meters, torque wrenches, tachometers, IR cameras, air pressure meters, and everything in between. We provide both onsite services in our clients’ facilities in Atlanta, Georgia and also in-house professional service at our calibration laboratory located at our headquarters in Georgia. Our on-site customers in Atlanta take advantage of same-day turnaround of their test equipment over at their private facilities with very little downtime. 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, nuclear energy facilities, municipalities, data centers, electrical contractors, universities, utilities, and Fortune 500 companies of all types in Atlanta, Georgia turn to ETI to manage their measuring instrument and mechanical test calibration programs.

Test Equipment Repair Services for Atlanta, Georgia Organizations

ETI services all of the major brand names and models of electrical testing instruments. Regardless of whether your Atlanta facility’s instruments have been in operation for many years or are brand new, our vast repair capabilities can prolong the life of your critical testing equipment. ETI’s maintenance and repair services include switchboard meters, oscilloscopes, power analyzers, panel meters, digital instruments, frequency counters, clamp-on meters, multimeters, power quality meters, analog instruments, lab instruments, and a wide variety of additional electrical and mechanical test equipment. All of our repairs feature NIST-traceable calibration of your equipment, detailed documentation, competitive pricing, and a speedy turnaround. Atlanta facilities rely on ETI to lessen their downtime and restore their critical test instruments.

Electrical Test Intrument’s Circuit Breaker Testing Equipment is Relied Upon by Testing Companies as well as Industrial Facilities Around The Country

ETI manufactures and retails trusted electrical test equipment. Our Professionals provide services for 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 complete line of Metrel electrical test instruments and products.

Our line of high-quality low voltage high current circuit breaker test sets serve the full 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 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 reliability and capabilities for high current circuit breaker testing. All Electrical Test Instrument circuit breaker testers include our leading-edge MAC-21 controller, a self-contained microprocessor-based metering and a control package for primary injection testing. We also 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 clients.

ETI’s high-quality power supplies are light in 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 reseller and authorized service center for Metrel, ETI is genuinely a one-stop-shop for electrical testing companies’ instrument needs. We support and sell the entire line of Metrel products, including megohmmeters, DLRO’s, and power analyzers. Our annual calibration programs and repair services on all products we build and sell make ETI the go to partner of hundreds of electrical testing companies, data centers, universities, Fortune 500 companies, utilities, and municipalities across the country.

Calibration and Repair Services in Atlanta


About Atlanta, GA

A Fulton County city, Atlanta has a population of 506,811. This most populous city of the state of Georgia is its capital. It is the economic and cultural hub of the Atlanta Metropolitan Area. This city located at the foothills of the Appalachian Mountains has one of the highest elevations among many major cities. Originally it was at the convergence point of many railroads. This spurred its growth. It is a major transportation hub. The American Civil War affected it badly and it was almost burned down. It rose from the ashes quickly and become one of the commercial capitals of the region. It has remained a center for the civil rights movement for long under the leadership of Martin Luther King Jr. and others. Atlanta International Airport is the world’s busiest airport by passenger traffic. Nicknamed City in a Forest, it is one of the top cities in the world.

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ETI Precision – Electrical Test Instruments supports customers in Atlanta, Georgia, including the following zip codes: 30301, 30302, 30303, 30304, 30305, 30306, 30307, 30308, 30309, 30310, 30311, 30312, 30313, 30314, 30315, 30316, 30317, 30318, 30319, 30321, 30324, 30325, 30326, 30327, 30331, 30332, 30334, 30336, 30342, 30343, 30344, 30348, 30353, 30354, 30355, 30357, 30361, 30363, 30368, 30369, 30370, 30371, 30374, 30375, 30377, 30380, 30384, 30385, 30388, 30392, 30394, 30396, 30398, 31106, 31107, 31119, 31126, 31131, 31193, 31195, 31196. Click here to return to our GA service area page.