49SAP05 - Siemens 22mm A1 Start/Stop Pushbutton

This is a Siemens 22 mm pushbutton unit designed for Start/Stop control, with the “A1” designation. It is used in industrial control panels to initiate (start) or stop operations of machinery or processes. The pushbutton fits standard 22 mm cutouts and provides reliable mechanical action and contact signaling for control circuits.