The Siemens 5SY4120-8 circuit breaker features a 5ST3010 auxiliary circuit switch rated for 20A, combining robust protection with precise monitoring capabilities. Designed for reliable interruption of overloads and short circuits, it enhances system safety while allowing accurate status signaling through its auxiliary switch. Ideal for complex electrical installations demanding dependable control and fault detection.
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Five and Dime Industrial is a reseller of new, used and obsolete industrial parts. Five and Dime Industrial & Automation LLC, is not responsible or hold any liability for use of any of the products sold on this site.
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$19.99 | $24.99
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