The Schneider Electric Acti9 iC40N miniature circuit-breaker is engineered for reliable overcurrent protection in single-phase and neutral applications. This device, identified by the part number A9P44640, is part of the Acti9 series, a comprehensive range of modular DIN rail equipment designed for electrical distribution and control. Its B curve tripping characteristic makes it suitable for protecting circuits with moderate inductive loads, such as lighting and control circuits.

Technical details

• Series: Acti9 iC40N
• Configuration: 1 Pole + Neutral (1P+N)
• Rated Current: 40 Amperes (40A)
• Tripping Curve: B Curve
• Short-Circuit Breaking Capacity: 6000 Amperes (6kA) at 230/400V, 10,000 Amperes (10kA) at 230V
• Voltage Rating: 230/400 Volts AC (verify specific voltage requirements against manufacturer datasheet)
• Mounting Type: DIN Rail
• Number of Modules: 2

Applications & compatibility

This miniature circuit-breaker is commonly deployed in residential, commercial, and light industrial electrical distribution panels. It provides essential protection for circuits in building automation systems, control cabinets, and general power distribution applications where a B curve is specified for its tripping behavior. Its 1P+N configuration is ideal for single-phase circuits that require a neutral conductor.

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 A9P44640 or contact our technical team for cross-reference assistance with compatible Acti9 components.