SIR24B bitonal alarm siren
SIR24B bitonal alarm siren | Cofem Fire Safety
The SIR24B bitonal alarm siren is a professional fire safety product from Cofem, a specialist manufacturer of fire detection and extinguishing systems for commercial, industrial and residential applications.
SIR24B bitonal alarm siren
Indoor and outdoor siren to be connected directly to the siren output of control panels or relay modules.
High sound volume with low power consumption, EN54-3 certified. 32 selectable tones with volume control.
Key Features
- Voltage range: 9-28 Vdc
- Consumption at 24 Vdc: 15 mA
- Output volume: 102 dB (A)
- Operating temperature: -25ºC to +70ºC
- IP54/IP65 depending on model
- Variants: SIR24B, SIR24BL, SIR24BZA, SIR24B+BSLC
Why Choose Cofem?
- Proven Reliability – Designed for continuous operation in demanding environments
- System Compatibility – Fully compatible with Cofem algorithmic and conventional systems
- Professional Installation – Clear documentation and support for installers
- Compliance Ready – Built to meet EN 54 and applicable fire safety standards
Contact us for pricing, technical datasheets and integration support.
| Brand | Cofem |
|---|---|
| Product Type | Sounders & Alarms |
