FireProtect 2 SB (Heat/Smoke/CO) Jeweller

Product Type: Wireless smoke, heat, and carbon monoxide (CO) detector with sealed batteries Installation Method: Indoor ceiling mounting Compatibility: Works with all Ajax hubs and range extenders Detection: Smoke detection using dual-spectrum optical sensor (blue and infrared LEDs) Heat detection via two A1R-class thermistors High temperature alarm: above 64°C Rapid temperature rise: more than 10°C within 1 minute CO detection thresholds: 50 ppm — within 90 minutes 100 ppm — within 40 minutes 300 ppm — within 3 minutes False Alarm Prevention: Ignores water vapor and cooking fumes Patented dustproof and insect-resistant smoke chamber Built-in Siren: 85 dB at 3 meters Autonomous Operation: Yes, functions independently from the hub Interconnected Fire Detectors: All detectors trigger sirens within 20 seconds Tamper Protection: Yes Power Supply: 2 non-replaceable lithium batteries Battery Life: Up to 10 years Radio Signal Range: Up to 1,700 m (open space) Communication: Two-way via Jeweller protocol Frequency Bands: 866.0 – 866.5 MHz 868.0 – 868.6 MHz 868.7 – 869.2 MHz 905.0 – 926.5 MHz 915.85 – 926.5 MHz 921.0 – 922.0 MHz Radio Modulation: GFSK Max Effective Radiated Power (ERP): Up to 20 mW Operating Temperature: 0°C to +50°C Humidity: Up to 80% Protection Class: IP20 Dimensions: 124 × 124 × 45 mm Weight: 270 g