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11 in stock
This listing is for a USED SIEMENS 8WD4 420-0FA Buzzer Element, 70 mm, 24 V AC/DC.
Features adjustable continuous or pulsing tone at 85 dB, IP65-rated polycarbonate housing, and bayonet mount—ideal for SIRIUS 8WD4 signal columns in industrial environments.
See photos for details.
Part No: 8WD4 420-0FA
Type: SIRIUS Buzzer Sound Signaller (70 mm)
Condition: USED
Key Specs:
– 24 V AC/DC, ±10% tolerance
– 85 dB @ 1 m; tone ~1.75 kHz (continuous or pulsing)
– IP65, polycarbonate housing, bayonet mount
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