This molded case circuit breaker (MCCB) is engineered as a direct, drop-in replacement for the Mitsubishi NF400-CS 2P 400A model, offering identical form, fit, and function for seamless integration into your existing electrical systems. No modifications or rewiring are required—just install and restore full circuit protection with zero downtime for your operations.

Built to meet or exceed the performance specifications of the original Mitsubishi NF400-CS, this 2-pole 400A MCCB complies with IEC 60947-2 standards, delivering robust thermal-magnetic trip protection against overloads and short circuits. It maintains the same rated current (400A), rated voltage, and breaking capacity as the OEM NF400-CS, ensuring reliable performance in distribution panels, industrial machinery, and commercial power systems.

Key Advantages Over the Original Mitsubishi NF400-CS:

✅ 100% Compatibility: Matches mounting dimensions, terminal layout, and trip characteristics of the NF400-CS 2P 400A model for direct replacement

✅ Cost-Effective Alternative: 30-50% lower cost than OEM Mitsubishi parts, with no compromise on safety or performance

✅ Fast Availability: Ready-to-ship inventory eliminates long lead times for OEM NF400-CS replacements

✅ Certified Quality: CE/CCC/ISO certified for compliance with international safety and quality standards

✅ Durable Construction: High-grade insulating materials and corrosion-resistant components ensure long service life in demanding environments

✅ Reliable Performance: Delivers the same arc extinction and vibration resistance as the original NF400-CS, suitable for industrial and commercial applications

Whether you’re performing emergency repairs, preventive maintenance, or system upgrades, this NF400-CS alternative MCCB provides a dependable, budget-friendly solution. Backed by strict quality testing and a comprehensive warranty, it offers the same level of reliability you expect from the original Mitsubishi NF400-CS, at a fraction of the cost.