The Eaton FAZ-K8/4 is a circuit breaker with a 230/400VAC rating, an Inom of 8A, 4 poles, DIN mount, and Charact of K. It has a compact size and is designed for protection against overloads and short circuits in both commercial buildings and industrial applications. It features an adjustable magnetic trip element, trip and hold current adjustment, manual override, and De-energized contact position. It is designed to be overload and short circuit and tampering resistant, for a reliable and safe operation.