The Siemens 5SY4-103-8 is a single-pole miniature circuit breaker rated for 3 amperes at 230/400VAC, engineered for selective protection in industrial control circuits and distribution systems. This DIN rail-mounted breaker delivers instantaneous trip response to short circuits while accommodating normal inrush currents, making it ideal for motor starters, lighting circuits, and general-purpose loads. Its compact footprint and standardized mounting ensure compatibility with existing switchgear installations. Built to IEC 60898 standards, it provides proven reliability in demanding commercial and industrial applications where precision overcurrent protection is critical.
Like New - New Surplus in OEM Box.
Thank you for visiting Five and Dime Industrial. When you purchase from us, your buying small and supporting a family business. We strive to provide good old fashioned customer service and sell the best products for the best price. If you are not satisfied with your purchase, send us a quick note and will make it right.
Ourfeedbacksays it all.
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.
Product title
Vendor
$19.99 | $24.99
Product title
Vendor
$19.99 | $24.99
Product title
Vendor
$19.99 | $24.99
Product title
Vendor