Electrical Test Equipment Rental Companies

Where do you rent your electrical test equipment?   Oftentimes, you may not have a test set that you may need. There are multiple reasons why this may be the case. Those of us who regularly work in the electrical testing field, know how expensive equipment is. A primary current injection test set may sell […]

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Effects of Frozen Moisture in Oil Filled Equipment

Good Old, Quality H2O! Recently, the temperatures have been rather cold in the Washington DC area. We hit a week of temperatures below 20°F. Yes, I know; not very cold when compared to our northern states or Canada. But it still brought up some very good talking points. Do you test equipment below 0°C (32°F)? […]

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Transformer Snubber Assembly

What is a Transformer Snubber? It is a set of capacitors, surge arresters, fuses, and resistors typically found on medium voltage dry type transformers. What are Snubbers designed for? The main application has been to reduce damage to transformers during energizing applications. Energizing medium voltage transformers produces transient voltages. These transient voltages are a cause […]

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Transformer Oil – What is it, and why sample?

Transformer oil is a liquid that is stable at high temperatures and has excellent electrical insulating properties. Typical motor oil that most people think of, is not the type of oil in a transformer. Transformer oil keeps the transformer cool. It also insulates the transformer and allows electrical components to be more compact than free air apparatus. […]

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24/7 Expert Emergency Service

We are based in the Washington, DC Metropolitan Area and are prepared to respond to any electrical emergency or need you may have.

Call 877-ETT-0911