The Siemens button, 2 NC 20 A 1 key red, Switching devices for mounting onto standard rails for controlling electrical systems. The switchgears from Siemens for standard rail mounting are an important elements of SENTRON components for electrical installations and are used in control cabinets and distribution boards for switching small loads on/off or over. Whether with remote or manual switching, latch or touch function, and for infrastructure or industrial requirements, Siemens provides switchgears for all applications and every application area.

User-friendly mounting and connection technology
standardized accessories and an integrated design