Siemens 3SU1100-4BF11-1FA0

The Siemens 3SU1100-4BF11-1FA0 is a round, 22 mm key-operated switch designed for reliable control applications. This Ronis switch features two positions (ON and OFF) with a latching mechanism, offering secure operation at the 10:30 and 13:30 hour positions. It includes a plastic housing, comes with two keys, and allows key removal in both the ON and OFF states for safety and convenience. The switch has one normally open (NO) and one normally closed (NC) contact, connected via screw terminals for straightforward wiring. Additionally, it is equipped with a holder to ensure secure mounting. This model supports special lock variants for customized needs. Siemens products like this key-operated switch are available through BSP Automation, providing a dependable solution for your control switching requirements.