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Automatic transfer switches

Automatic transfer switch controllers and remote annunciators

Eaton’s family of automatic transfer switch controllers and remote annunciators bring advanced intelligence, supervision and remote management capability to a comprehensive automatic transfer switch product line offering. 

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Automatic transfer switch (ATS) family brochure View design guide (layouts, technical data and application information)
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Transfer Switch Types
Contactor, power frame, molded case
System Voltage
Low-voltage: Up to 600 Vac
System Current
Up to 5000 A

Core features

  • Advanced supervision, monitoring and control
  • Comprehensive diagnostics
  • Simple user interface
  • Field adaptable to changing facility needs
  • Remote management
  • Industry standard communications

View design guide (layouts, technical data and application information)

Download commercial distribution catalog

Learn about power system design basics

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What is WCR in a transfer switch?

A Withstand Closing Current Rating (WCR) represents a transfer switch's capability to ride out a fault condition until the overcurrent protection device clears the fault. View the video for more information.

Intelligent supervision, monitoring and control

Discover the reliability, intelligence, and programming capabilities of Eaton’s ATC-900 controller

Remotely manage multiple transfer switches

Monitor and control transfer switches from a single intuitive touch screen interface.

Find out how

The switch to Eaton should be automatic

Learn about Eaton’s wide range of ATS solutions that provide backup power to the world
Read more

Built with experience

With more than 100 years of experience, Eaton can engineer reliable solutions to meet the specific demands of your application—completely designed and customized to your needs

Specifications

View design guide (layouts, technical data and application information)

Download commercial distribution catalog

Learn about power system design basics

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Ratings

SYSTEM VOLTAGE Low voltage: Up to 600 Vac
SYSTEM CURRENT Up to 5000 A
SYSTEM FREQUENCY 50 or 60 Hz

Standards

THIRD PARTY APPROVAL / RECOGNITION UL
Download Links

Informational videos

New to ATS?

Learn about the fundamentals of automatic transfer switches.

Learn more

Enquiry form

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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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