AV1911DG12Q04 is a 19 mm anti-vandal pushbutton switch designed for security and reliability in panel-mount industrial and building applications. This single-pole momentary switch features a green LED indicator operating at 12 volts with silver-plated terminals, providing a vandal-resistant solution with a jam nut accessible at the rear of the panel. The switch is sealed to IP67 rating and constructed with stainless steel actuator and PBT case, delivering robust performance across an operating temperature range of -20°C to +55°C. With a contact rating of 3A at 250 VAC/28 VDC, actuator force of 2.5 ±1.0 N, and life expectancy of 1,000,000 actuations, this switch is ideal for industrial equipment, elevators, instrumentation, communication equipment, and emergency communication systems where durability and user interface clarity are essential.