Repairs & Retrofits

We repair hundreds of makes and models of test equipment and upgrade high-current circuit breaker testers with state-of-the-art metering and control packages, minimizing your downtime and improving your technicians’ testing capabilities.

Extending the life of your critical test equipment

Our repair capabilities cover a wide variety of test and measurement equipment, allowing ETI to service the full breadth of our customers’ assets. As a manufacturer of circuit breaker testers, ETI is uniquely capable of upgrading the control and metering packages of legacy units to digital controllers. Our industry-leading customer service ensures you will receive timely and thorough answers to your questions, pairing the right resources with your specific situation. Contact ETI today to learn about partnering with our team on repair and retrofit services.

Repair Services
Retrofit Services

ETI consistently provides great service, from turning our equipment around in a timely fashion to troubleshooting with our technicians over the phone so we can avoid repairs altogether. They are a great partner in the industry.

Protec Equipment Resources

Electrical Test Instruments, LLC
1301 Avondale Rd #J, New Windsor, MD 21776
Phone: 410-857-1880
Fax: 410-857-1387
Email us

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