--- title: What is Shaft Grounding? | AEGIS® Blog (22) description: News and articles about AEGIS® Shaft Grounding Rings and other elements of electric motor reliability. (22) --- [![Electro Static Technology](https://blog.est-aegis.com/hubfs/raw_assets/public/public/images/electro-static-technology.svg "Electro Static Technology")](https://www.est-aegis.com/) [![Aegis](https://blog.est-aegis.com/hubfs/raw_assets/public/public/images/Aegis.svg "Aegis")](https://www.est-aegis.com/) - [+1 866-738-1857](tel:+1%20866-738-1857) - [Products](https://www.est-aegis.com/products/) - [AEGIS® SGR – for motors under 500 HP/375 kW](https://www.est-aegis.com/product/sgr/) - [AEGIS® uKIT – for common NEMA/IEC frame size](https://www.est-aegis.com/product/sgr-ukit/) - [AEGIS® RPPR – for reactor recirculating pumps](https://www.est-aegis.com/rppr-resources/) - [AEGIS® EV and EVO Rings - for electric vehicles](https://www.est-aegis.com/product/ev-evo-rings/) - [AEGIS® PRO Series – for motors over 300 HP/225 kW](https://www.est-aegis.com/product/pro-series/) - [Shaft Voltage Testing and Accessories](https://www.est-aegis.com/product/mounting-accessories/) - [Online Product Catalog](https://catalog.est-aegis.com/) - [AEGIS® 2-Year Extended Warranty](https://www.est-aegis.com/product/extended-warranty/) - [Applications](https://www.est-aegis.com/applications/) - [Electric Vehicle Solutions](https://www.est-aegis.com/applications/electric-vehicle-solutions/) - [Food & Beverage](https://www.est-aegis.com/applications/food-beverage/) - [HVAC](https://www.est-aegis.com/applications/hvac/) - [Industrial & Chemical](https://www.est-aegis.com/applications/industrial-chemical/) - [Other Industries](https://www.est-aegis.com/applications/other-industries/) - [Power Generation & Renewable Energy](https://www.est-aegis.com/applications/power-generation-renewable-energy/) - [Transportation](https://www.est-aegis.com/applications/transportation/) - [Water Treatment](https://www.est-aegis.com/applications/water-treatment/) - [Bearing Protection](https://www.est-aegis.com/bearing-protection/) - [Shaft Voltage & Bearing Currents](https://www.est-aegis.com/bearing-protection/shaft-voltage-and-bearing-currents/) - [Fluting & Bearing Inspection](https://www.est-aegis.com/bearing-protection/fluting-and-bearing-inspection/) - [Best Practices & Installation](https://www.est-aegis.com/bearing-protection/best-practices-and-installation/) - [Resources](https://www.est-aegis.com/resources/) - [AEGIS® Bearing Protection Handbook](https://www.est-aegis.com/resources/handbook/) - [IEEE-841, Hazardous Locations, & AEGIS®](https://info.est-aegis.com/technical-codes-and-ieee-841-standards) - [Recorded Webinars Library](https://www.est-aegis.com/resources/recorded-webinars/) - [Installation Instructions](https://www.est-aegis.com/resources/installation-instructions/) - [Videos](https://www.est-aegis.com/resources/videos/) - [Technical Papers](https://www.est-aegis.com/resources/technical-papers/) - [Case Studies](https://www.est-aegis.com/resources/case-studies/) - [Specifying AEGIS®](https://www.est-aegis.com/resources/specifying-aegis/) - [Request Training](https://www.est-aegis.com/resources/training/) - [Product Sheets](https://www.est-aegis.com/resources/product-sheets/) - [About](https://www.est-aegis.com/about/) - [News](https://blog.est-aegis.com/) - [Tradeshows](https://www.est-aegis.com/about/tradeshows/) - [Blog](https://blog.est-aegis.com/) - [Where to Buy](https://www.est-aegis.com/where-to-buy/) - [Distributors](https://www.est-aegis.com/where-to-buy/distributors?type=Distributor) - [Trained Installers](https://www.est-aegis.com/where-to-buy/installers?type=Installer) - [Explosion Proof Installers](https://www.est-aegis.com/where-to-buy/installers?type=Explosion%20Proof%20Installer) - [Motors & Seals with AEGIS® Installed](https://www.est-aegis.com/where-to-buy/oems-with-aegis/) [Contact Us](https://www.est-aegis.com/contact/) - [+1 866-738-1857](tel:+1%20866-738-1857)     [Home](https://www.est-aegis.com/) » Blog # Blog [![](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/unbroked.jpg?width=365&name=unbroked.jpg)](https://blog.est-aegis.com/aegis-rings-outperform-carbon-brushes?hsLang=en-us) ## [AEGIS Rings Outperform Carbon Brushes](https://blog.est-aegis.com/aegis-rings-outperform-carbon-brushes?hsLang=en-us) Recently, one of our salespeople pointed out an ad for carbon brushes in a trade publication. The... [Read More](https://blog.est-aegis.com/aegis-rings-outperform-carbon-brushes?hsLang=en-us) [![](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/wash.jpg?width=365&name=wash.jpg)](https://blog.est-aegis.com/washdown-motors-need-aegis-bearing-protection?hsLang=en-us) ## [Washdown Motors Need AEGIS Bearing Protection](https://blog.est-aegis.com/washdown-motors-need-aegis-bearing-protection?hsLang=en-us) Washdown motors are specially designed and built to survive the contaminants, humidity,... [Read More](https://blog.est-aegis.com/washdown-motors-need-aegis-bearing-protection?hsLang=en-us) [![](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/EST-ISO.jpg?width=365&name=EST-ISO.jpg)](https://blog.est-aegis.com/electro-static-technology-now-iso-90012015-certified?hsLang=en-us) ## [Electro Static Technology is now ISO 9001:2015 Certified](https://blog.est-aegis.com/electro-static-technology-now-iso-90012015-certified?hsLang=en-us) Electro Static Technology, a division of ITW Inc., announces their ISO 9001:2015 certification... [Read More](https://blog.est-aegis.com/electro-static-technology-now-iso-90012015-certified?hsLang=en-us) [![](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/skids-1.jpg?width=365&name=skids-1.jpg)](https://blog.est-aegis.com/motor-worth-repairing-worth-protecting-aegis-ring?hsLang=en-us) ## [If a Motor is Worth Repairing, it's Worth Protecting with an AEGIS Ring](https://blog.est-aegis.com/motor-worth-repairing-worth-protecting-aegis-ring?hsLang=en-us) There are a number of factors to consider when deciding whether to repair or replace a damaged... [Read More](https://blog.est-aegis.com/motor-worth-repairing-worth-protecting-aegis-ring?hsLang=en-us) [![](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/AEGIS_CaseStudy_University-300x159-1.jpg?width=365&name=AEGIS_CaseStudy_University-300x159-1.jpg)](https://blog.est-aegis.com/shaft-grounding-key-sustainable-building?hsLang=en-us) ## [Shaft Grounding is Key in Sustainable Building](https://blog.est-aegis.com/shaft-grounding-key-sustainable-building?hsLang=en-us) AEGIS Rings have worked for years to improve reliability and sustainable operatuion of HVAC and... [Read More](https://blog.est-aegis.com/shaft-grounding-key-sustainable-building?hsLang=en-us) [![](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/pmac.jpg?width=365&name=pmac.jpg)](https://blog.est-aegis.com/permanent-magnet-motors-also-need-shaft-grounding-rings?hsLang=en-us) ## [Permanent Magnet Motors Need Shaft Grounding Rings](https://blog.est-aegis.com/permanent-magnet-motors-also-need-shaft-grounding-rings?hsLang=en-us) Unlike asynchronous AC induction motors in which the speed of rotation is slower than the speed of... [Read More](https://blog.est-aegis.com/permanent-magnet-motors-also-need-shaft-grounding-rings?hsLang=en-us) [![large motor bearing failure ](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/PROcollection.jpg?width=365&name=PROcollection.jpg)](https://blog.est-aegis.com/larger-motor-greater-cost-bearing-failure?hsLang=en-us) ## [The Larger the Motor, the Greater the Cost of Bearing Failure](https://blog.est-aegis.com/larger-motor-greater-cost-bearing-failure?hsLang=en-us) Using variable frequency drives (VFDs or inverters) to control the speed of motors large and small... [Read More](https://blog.est-aegis.com/larger-motor-greater-cost-bearing-failure?hsLang=en-us) [![motor repair](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/jpeg-2.jpeg?width=365&name=jpeg-2.jpeg)](https://blog.est-aegis.com/dont-let-motor-repair-costs-wipe-energy-savings?hsLang=en-us) ## [Don't Let Motor Repair Costs Wipe Out Energy Savings](https://blog.est-aegis.com/dont-let-motor-repair-costs-wipe-energy-savings?hsLang=en-us) [Read More](https://blog.est-aegis.com/dont-let-motor-repair-costs-wipe-energy-savings?hsLang=en-us) [![](https://blog.est-aegis.com/hs-fs/hubfs/Imported_Blog_Media/pits.jpg?width=365&name=pits.jpg)](https://blog.est-aegis.com/protect-your-vfd-controlled-motors-from-bearing-damage?hsLang=en-us) ## [Whether They're Old or New, Protect Your VFD-Controlled Motors from Bearing Damage with AEGIS Rings](https://blog.est-aegis.com/protect-your-vfd-controlled-motors-from-bearing-damage?hsLang=en-us) Most companies are constantly looking for ways to save energy. It's a quest that never ends. But... 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