CIRCUIT BREAKER 230V 6KA, 1+N-POLE/1TE B25 Circuit breaker SENTRON 5SL for safe short-circuit and overload protection for standard applications in residential and commercial buildings. Tool-free assembly and disassembly of the device. Easy wiring of the feed through the rear busbar. The circuit breakers 5SL are available in 1-, 2-, 3-, 4-, 1+N and 3+N-pole versions as well as other special types. The extensive range of accessories, such as auxiliary switches, enables the functions to be expanded in many ways. Simply safe with the protective devices from SENTRON.