The Wylex NHXLB40 B40 MCB circuit breaker fuse is a Type B, DIN Rail mounted circuit breaker with a nominal current rating of 40A. It has a tripping characteristic of Type B, rated voltage of 230V. This product, made by Wylex, has one pole and is designed for single-phase applications. The on/off operation method makes it easy to use and reliable for electrical protection in various domestic, industrial and commercial settings.
eBay