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    Generator Transfer Switches

    ASCO's low and medium voltage generator transfer switches are available in automatic and manual models. They reliably transfer electrical loads between normal and emergency power sources in critical power systems for decade after decade.

  • A man scanning QR code by his smartphone

    The Power of a QR Code

    QR Codes enable authorized users to access transfer switch-specific documents using mobile devices. Access electronic manuals, drawings, and more … anytime … anywhere. Easier, faster, better … Unlock the power of QR Codes to streamline your transfer switch experience.
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Product Categories

ASCO 7000 Series Automatic Transfer Switch

Automatic Transfer Switches

Automatic Transfer Switches transfer loads to an alternate power source such as generators without operator input.
ASCO's range of bypass isolation transfer switches

Bypass Isolation Transfer Switches

Premium transfer switch technology enables bypass and isolation of the transfer mechanism for service without interrupting power to loads.
ASCO 4000 series paralleling switchgear application shot

Custom Transfer Switches

Custom designs provide full load switching capabilities and features such as integrated distribution breakers, bus riser compatibility, and power metering.

Featured Products

ASCO 7000 Series Automatic Transfer Switch

7000 SERIES Automatic Transfer Switch

Our most advanced solution for transferring all types of load in mission-critical applications.
ASCO 7000 Series Bypass Isolation Transfer Switch

7000 SERIES Bypass Isolation Transfer Switch

Bypass and isolation capabilities enable generator transfer switch maintenance without disrupting power flow.
ASCO 4000 Series Automatic Transfer Switch

4000 SERIES Automatic Transfer Switch

Advanced transfer switch technology and premium performance in pre-configured models that ship quickly.

Featured Content

 

Transfer Switch Comparator

Compare features across ASCO's comprehensive range of automatic transfer switches.

  • 7000 SERIES Transfer Switch Overview

    ASCO 7000 SERIES power transfer switches provide industry-leading solutions for transferring critical loads to emergency power sources.

  • Technical FAQs

    How do generator Automatic Transfer Switches communicate with control systems via Modbus?

  • Automatic Transfer Switch Selection Basics

    Low-voltage automatic transfer switches (ATSs) are available in a wide range of ampacities and features. Our white paper entitled ATS Selection Basics surveys common configuration options, and identifies the types of information needed to select an automatic transfer switch.

  • 4000 SERIES Electrically Operated Bypass

    Overview of the features and availability of the 4000 SERIES Electrically Operated Bypass Transfer Switch.

Solutions

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Data Centers 
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Healthcare 

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Commercial Buildings 

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