Ajax EN54 FireProtect (Heat) Jeweller – Wireless Heat Detector

EN54 FireProtect (Heat) Jeweller Wireless addressable heat detector designed for indoor fire detection based on temperature rise or fixed heat thresholds in Ajax systems. Device compatibility Works with Ajax control and indicating equipment (CIE) and compatible range extenders. Communication Technology: Jeweller wireless protocol Key features: Two-way communication Encrypted data transmission with dynamic key Instant alarm notifications Remote control and configuration in Ajax apps 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 (Depends on sales region) Maximum radiated power: up to 20 mW Radio modulation: GFSK Communication range: up to 1,700 m in open space between the detector and control panel or range extender. Security features: Encrypted communication Frequency hopping to prevent interference or jamming Heat detection Sensor type: 2 × thermistor Detects dangerous temperature levels according to EN 54-5 heat detector classes. Heat sensor modes: A1, A1R, A1S B, BR, BS C, CR, CS Fixed temperature detection: configurable depending on installation location. EN54-compliant modes: A1R, A1S, BR, BS, CR, CS. Additional features LED indication: Red Yellow Green Used to indicate detector status such as fire alarm, testing, and normal operation. Installation Designed for indoor use only SmartBracket mounting panel allows rotation up to 90° after installation Sabotage protection Tamper button detects removal from mounting panel SmartBracket lock prevents unauthorized removal Device authentication protects against spoofing Communication loss detection: after 36 s (depending on Jeweller settings) Power supply Batteries: 2 × CR123A (pre-installed) Battery type: Huiderui CR123A, 3 V, 1,600 mAh (LiMnO₂) Battery life: up to 6 years Battery replacement: tool-free access Reverse polarity protection: prevents damage if batteries are inserted incorrectly. Enclosure Dimensions: 124 × 124 × 48 mm Weight: 265 g Operating temperature: 0 °C to +50 °C Operating humidity: up to 80% Protection class: IP20 Flammability rating: UL 94 V-0 Color: Black White