The A121 is a very high output, 126dB(A) alarm sounder.
High SPL in a robust, fire retardant IP66 housing ensure the A121 is suitable for all general signalling applications including fire, security and process control.
- 45 tones, includes ISO tones to Australian Standards
- Automatic synchronization on multi-sounder systems**
- Sounder and beacon controlled independently
- Volume control
- Three stage alarm (reverse polarity stage switching on DC units)***
Sound output: Max 126dB @ 1m
Sound frequency: 45 tones
Protection: IP66 (IP65 on AB121LDA and AB121STR)
Temp rating (°C): 25 to +55
Cable entry: 2 x M20 knockouts
Construction: Flame Retardant ABS
Weight: DC: 2.10kg/4.62Ibs AC:2.70kg/5.94Ibs
Size: 190mm x 190mm x 191mm
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