The Schneider Electric A9N21543 is a miniature circuit breaker designed for reliable circuit protection in demanding environments. As part of the Schneider Electric Acti9 series, this 1-pole + neutral breaker offers robust defense against short circuits and overloads. Its C-curve tripping characteristic makes it suitable for applications with moderate inrush currents, commonly found in distribution boards and control panels.

Technical details

• Series: Acti9
• Poles: 1P + N (1 Pole + Neutral)
• Current Rating: 2 Amperes (A)
• Tripping Curve: C Curve
• Compliance Standards: IEC/EN 60898-1
• Breaking Capacity: Not specified in provided information; verify with manufacturer datasheet.
• Voltage Rating: Not specified in provided information; verify with manufacturer datasheet.
• Terminal Type: Not specified in provided information; verify with manufacturer datasheet.

Applications & compatibility

This circuit breaker is engineered for use in electrical distribution systems and control circuits within various industrial sectors. It is commonly deployed in applications such as motor control circuits, lighting circuits, and general power distribution where precise overload and short-circuit protection are critical. Its C-curve rating is particularly beneficial for protecting inductive loads.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric A9N21543 or contact our technical team for cross-reference assistance with compatible Acti9 components.