The L&T DU400N MCCB is a reliable and high-performance circuit breaker that is designed to provide reliable protection against overloads, short circuits, and other electrical faults. As a member of the Electricals category, this MCCB is one of the best options on the market for those who need a high-quality circuit breaker for their electrical systems. With a rated voltage of 415 V and a frequency of 50 Hz, this MCCB is capable of handling a wide range of electrical loads and ensuring that your electrical systems remain safe and protected.The DU400N series is one of the most popular MCCBs from L&T, and for good reason. This series is known for its exceptional performance, reliability, and durability, making it a top choice for both residential and commercial applications. The four poles configuration of this MCCB ensures that it can handle high currents with ease, while the rated current of 320-400 Amp makes it suitable for a variety of applications.