SM-03

Motorized Change Over Switch

SM - 03

SONET's SM-03 Motorized Change-Over Switch provides fast and reliable automatic transfer between power sources during source failure, ensuring uninterrupted power supply without manual intervention. Designed for remote and unmanned installations, it can be operated electrically via the motor operator or manually using the local handle. An integrated Auto/Manual selector switch allows safe maintenance by disabling automatic operation when required. Available in 3-pole and 4-pole configurations, the SM-III covers current ratings from 100A to 1250A, making it suitable for a wide range of industrial and commercial applications.

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