The Schneider Electric Merlin Gerin NSJ400N is a three-pole molded case circuit breaker designed for robust electrical distribution. This unit is part of the NSJ series, engineered for reliable overcurrent protection in demanding industrial environments. Its construction ensures dependable performance in systems requiring a 400-ampere capacity.

Technical details

• Series: Merlin Gerin NSJ
• Type: Molded Case Circuit Breaker
• Poles: 3
• Amperage Rating: 400 A
• Maximum Voltage: 600 V
• Tripping Mechanism: Thermal-Magnetic
• Protection Function: Overcurrent (overload and short-circuit)
• Frame Size: NSJ400

Applications & compatibility

This circuit breaker is suitable for use in main distribution panels, motor control centers, and feeder circuits across various industrial sectors. It is commonly found in applications such as manufacturing plants, material handling systems, and power generation facilities where reliable circuit protection is paramount.

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 Merlin Gerin NSJ400N or contact our technical team for cross-reference assistance with compatible NSJ series components.