The Siemens 3SE3100-0D is a limit switch with a metal enclosure and slow-action contacts.
The Siemens 3SE3100-0D is a limit switch with a metal enclosure and slow-action contacts. It features 1 Normally Open (NO) + 1 Normally Closed (NC) contacts and an overtravel plunger type D actuator. This model is part of Siemens' SICONT 3SE3 series, which has been discontinued. If you're looking for a replacement, Siemens offers newer models with similar functionality.