SIEMENS 8WD4420-0FA Description Description SIEMENS SIGNALLING COLUMN BUZZER ELEMENT CONTINUOUS SOUND OR PULSED ADJUSTABLE, 24V AC/DC Related products SIEMENS 1790L811A SIEMENS 1FK7044-7AF71-1EG0 SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FT5066-1AF71-4AA0 SIEMENS 1FK7083-5AF71-1EB3 SIEMENS 1FK6032-6AK71-1TA0
