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Smoke Detector


SD-29-NBIOT is designed to protect you and your properties against potential fire hazards. Utilizing the latest reflective photoelectric sensor and advanced microprocessor, SD-29-NBIOT delivers optimum performance in detecting fire and rate-of-rise heat detection. SD-29-NBIOT incorporates NB-IoT technology and can send status or alarm signals to the system server via NB-IoT network, offering users system deployment flexibility.

SD-29-NBIOT is protected by a tamper switch, preventing sabotage or unauthorized removal. The system integrity is ensured by its regular supervision. With its small and streamlined design, it will be a seamless addition to your home décor and give you peace of mind. When it comes to safety, there is no room for compromise.


  • Reflective photoelectric sensor to detect smoke from any source, especially smoldering fires

  • Rate-of-rise heat detection when temperature exceeds 57.25°C or rises by 8.25°C per minute (optional)

  • Auto-calibration every month to re-adjust detection threshold value

  • Self-diagnostics function to ensure optimal performance

  • Loud 85dB Siren for audio alert

  • Wireless for easy and flexible installation

  • Regular supervision signals to check system integrity

  • Built-in PIR motion detects movements and supports scene creation (optional)

  • Built-in Emergency light to provide visual alerts (optional)

  • Alarm silence button to quiet nuisance alarms

  • Excellent stability with high sensitivity

  • Extensive RF range and fast speed data transmission

  • LED status indicators for visual notification

  • Low battery detection

  • Suitable for residential and commerical premises

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