The Schneider Electric Acti9 NG125L miniature circuit breaker (MCB) provides robust overcurrent protection for electrical distribution systems. This 4-pole device is engineered for demanding industrial environments, offering reliable performance and compliance with international standards. Its design prioritizes safety and operational continuity in applications requiring precise fault detection.

Technical details

• Series: Acti9 NG125L
• Poles: 4P
• Rated Current: 40A
• Tripping Curve: B Curve (sensitive to inrush currents)
• Short-Circuit Capacity (Icn): 50kA
• Certifications: IEC/EN 60947-2
• Voltage Rating: Verify with manufacturer datasheet for specific voltage class (e.g., 230/400V AC).
• Terminal Type: Verify with manufacturer datasheet for specific terminal configuration.

Applications & compatibility

This Schneider Electric MCB is suitable for protecting circuits in commercial and industrial facilities, including control panels, power distribution boards, and machinery. It is commonly found in applications such as manufacturing plants, building services, and renewable energy installations where reliable protection against short circuits and overloads is critical.

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 18773 or contact our technical team for cross-reference assistance with compatible Acti9 components.