The PL6-B4/3N is an electronic part manufactured by Eaton, a circuit breaker with 230/400VAC, a rated current of 4A, six poles, DIN mount, an nominal current of 6kA, and an IP20 rating for protection. It is designed for general purpose applications and offers reliable protection against overloads and short circuits. It can be used in domestic, commercial and industrial applications, and is suitable for a wide range of applications including heating, air conditioning, home appliances, lighting systems and other applications.