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Discontinued
Backup Power (UPS)

Eaton 3S UPS

The Eaton 3S UPS has reached end-of-life status. Eaton will, of course, continue to provide services and replacement parts for the 3S. If you're looking for a new UPS, the Tripp Lite by Eaton Standby UPS is the replacement offering. 

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Discover the top benefits of the 3S UPS in this short video

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Intelligent Power Protector

Provides automatic, graceful shutdown of equipment powered by UPS, ensuring system uptime.
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3-year warranty

Comprehensive coverage and support for your UPS and batteries.
Learn more about what the warranty includes

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Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.
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