Eaton NSB10250T21KB is a non-illuminated selector switch with three positions and two normally open (2NO) contacts, finished in black. This 2NO, 3-position configuration is part of Eaton’s NSB family and provides a simple, reliable control element for equipment where indicator illumination isn’t required. The part number NSB10250T21KB identifies this exact configuration from Eaton, suitable for basic function selection in industrial control circuits.
