C tec Addressable Siren /Sounders
- Third-party certified to EN54-3 (Sounders), EN54-23 (VADs) and 17 (Isolators) by the LPCB.
- Provides ‘C-3-8’ light distribution (min 0.4 lux over a 3 x 8m cylindrical area).
- Supplied with a BF431QCP quick connect plate and detector spur wires.
- Impressive 96dB(A) sound output @ 1m.
- Onboard short-circuit loop isolator.
- 550µA quiescent current.
- 14mA alarm current @24V DC (VAD lit, sounder on max).
- Group addressing facility allows multiple devices to be operated simultaneously.
- 7 selectable volume levels and up to 15 selectable tone pairs.
- Optional BF330CTLIDW white or BF330CTLIDR red cap available for stand-alone use.
- IP21C rated.
Fire alarm systems are vital in safeguarding lives and property by providing early warning and notification of fire emergencies. Addressable siren/sounders are essential components of these systems, designed to deliver audible and visual alerts in the event of a fire or other emergency. C-TEC, a leading manufacturer of life safety systems, offers a range of addressable siren/sounders designed to enhance the functionality and effectiveness of fire alarm systems. In this article, we’ll explore what C-TEC addressable siren/sounders are, their key features, benefits, applications, and their significance in fire safety.
Key Features of C-TEC Addressable Siren/Sounders:
- Addressable Technology: These siren/sounders are equipped with addressable technology, allowing them to be individually identified and controlled within a fire alarm system.
- Audible and Visual Alerts: C-TEC addressable siren/sounders combine both audible (sound) and visual (strobe) alerts to ensure that occupants are alerted to the presence of a fire, even in noisy environments or for those with hearing impairments.
- Programmable Tones: They typically offer multiple programmable alert tones and sound levels to suit different applications and scenarios.
- Synchronization: The sounders are often synchronized to prevent auditory confusion and provide a clear and distinct alarm signal.
- Status Indicators: Some models feature status indicators that provide information about the device’s operational status and fault conditions.
- Tamper Resistance: C-TEC addressable siren/sounders are designed to be tamper-resistant, ensuring the integrity of the fire alarm system.
- Multiple Power Options: They can operate on a range of power inputs, including low voltage and mains power, enhancing flexibility in installation.
Benefits of C-TEC Addressable Siren/Sounders:
- Enhanced Alerting: Addressable siren/sounders offer both audible and visual alerts, ensuring that occupants are quickly and effectively notified of a fire or emergency situation.
- Individual Control: Addressable technology allows for individual control and monitoring of each device, simplifying system management and troubleshooting.
- Customization: The availability of programmable tones and sound levels allows for customization to meet specific building and occupancy requirements.
- Reliability: C-TEC is a reputable manufacturer known for producing reliable and high-quality fire safety equipment, ensuring the longevity and performance of their products.
Applications of C-TEC Addressable Siren/Sounders:
- Commercial Buildings: These sounders are commonly used in commercial spaces such as offices, shopping centers, and hotels to alert occupants and facilitate safe evacuation during a fire.
- Industrial Facilities: Manufacturing plants and industrial facilities use addressable siren/sounders to provide early warning in noisy and potentially hazardous environments.
- Healthcare Facilities: Hospitals and healthcare facilities rely on these devices to ensure the safety of patients, staff, and visitors during fire emergencies.
- Educational Institutions: Schools, colleges, and universities employ addressable siren/sounders to alert students and staff in the event of a fire or other emergencies.
- Residential Buildings: Some residential fire alarm systems utilize addressable siren/sounders to provide occupants with timely alerts and safe evacuation instructions.
Significance in Fire Safety:
The significance of C-TEC addressable siren/sounders in fire safety lies in their ability to provide clear and effective alerts during fire emergencies. Here’s why they are essential:
- Early Warning: Audible and visual alerts ensure that occupants are promptly informed of the presence of a fire, allowing for rapid evacuation and reducing the risk of injury or fatalities.
- Customization: The ability to customize alert tones and sound levels ensures that the alarms are suitable for various environments and can be heard and understood by all occupants.
- Individual Identification: Addressable technology enables precise identification and control of each device, simplifying maintenance and ensuring system integrity.
- Reliability: C-TEC’s reputation for reliability and product quality instills confidence in the effectiveness of their addressable siren/sounders.
Technical Specifications
| Approvals/certifications | Certified to EN54-3, 23 & 17 by the LPCB. |
| Protocol/compatibility | Compatible with C-TEC’s XFP/ZFP XP95/Discovery Addressable Fire Panels. |
| Application/operation | Designed to be ceiling mounted – either stand-alone with a red or white cap or as part of a stacked Sounder/VAD/Detector Base combination. |
| VAD category & coverage | C-3-8 (15m3 cylindrical coverage). |
| Flash rate & colour | 0.5Hz / White. |
| Supply/operating voltage | 17 to 28V DC (Sounder); 21 to 28V DC (Sounder/VAD). |
| Quiescent current | 550µA @ 24 VDC. |
| Nominal SPL (Sound Pressure Level) | 96dB(A) when set to tone 1. |
| Alarm current | 14mA (VAD lit, Sounder on max). |
| Indicators | Polling (green LED) & Short Circuit Isolator Active (amber LED). |
| Product dimensions (mm) | 122mm diameter x 46mm deep (not including optional XP95/Discovery detector and base). |
| IP Rating | IP21C (Type A). |
| Weight | 170g. |
| Operating conditions/temperature | -10ºC to +55ºC. Max. 95% RH (Non-condensing). |




Eunice Waweru –
The C-TEC addressable sounder provides precise, zone-specific alerting with programmable sound levels and tones, ensuring clear evacuation signals in complex buildings.