Part of the Schneider Electric ComPacT NSXm B series, this 4-pole circuit breaker is engineered for robust electrical protection in demanding industrial environments. Featuring a 125 Ampere rating and a 25 kA interrupting capacity at 415 VAC, it is designed to safeguard electrical circuits from overcurrents and short circuits. The integrated TMD trip unit provides reliable thermal-magnetic protection, ensuring operational continuity and equipment safety.

Technical details

• Series: ComPacT NSXm B
• Poles: 4
• Rated Current: 125 A
• Interrupting Capacity: 25 kA at 415 VAC
• Trip Unit Type: TMD (Thermal-Magnetic Differential)
• Connection Type: EverLink connectors
• Configuration: 4d (4 modules wide)
• Voltage Rating: 415 VAC

Applications & compatibility

This circuit breaker is suitable for a wide range of industrial applications, including motor control centers, power distribution panels, and machinery protection in sectors such as manufacturing, food processing, and water treatment. It is designed to integrate seamlessly into existing electrical infrastructure requiring reliable overcurrent protection for 4-pole systems.

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 C12B4TM125L or contact our technical team for cross-reference assistance with compatible ComPacT NSXm components.