Part of the Schneider Electric Acti9 NG125H series, the 18720 is a miniature circuit breaker (MCB) designed for robust low-voltage electrical protection. This 2-pole device provides reliable circuit interruption and overload protection, commonly specified for demanding residential, commercial, and industrial power distribution panels.

Technical details

• Series: Acti9 NG125H
• Poles: 2
• Rated Current: 50A
• Interrupting Capacity: Verify against manufacturer datasheet for specific kA rating.
• Trip Curve: Typically Type C or D for motor loads; verify against manufacturer datasheet.
• Voltage Rating: Suitable for low-voltage AC systems; verify specific voltage rating (e.g., 230/400V) against manufacturer datasheet.
• Connection Type: Screw terminals for secure wiring.
• Mounting: DIN rail mountable for standard panel installations.
• Compliance: Meets relevant IEC and local electrical safety standards; verify specific certifications against manufacturer datasheet.

Applications & compatibility

The Schneider Electric 18720 MCB is engineered for applications requiring dependable overcurrent protection, such as in main distribution boards, sub-distribution panels, and for safeguarding individual circuits in machinery. It is suitable for protecting circuits with moderate inductive loads, including lighting circuits, socket outlets, and small motor applications.

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 18720 or contact our technical team for cross-reference assistance with compatible Acti9 series components.