The TSPU is a high efficiency surge protection device with a C40 6kA >265V magnet, 40kA Imax and 20kA In according to IEC/EN61643-11. Includes a TSB4-63 MCB series MCB circuit breaker, designed to disconnect short circuits up to 6kA. With 2P pole options and a rated current ranging from 40A, it offers versatility for different electrical configurations. Its robust construction and technical features position it as a reliable choice for electrical protection in both residential and commercial environments.