
Wireless siren Ajax EN54 FireProtect (sounder/VAD) 118601.279.RD1 (red, with strobe)
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- General
- Product nameAjax EN54 FireProtect (Sounder/VAD) Jeweller
- TypeWireless acoustic and visual fire alarm device
- Compliance standardsEN 54-3, EN 54-23, EN 54-25; Directive 2014/53/EU (RED)
- Sound levelUp to 100 dB at 1 meter
- Sound patterns32 selectable tones
- Visual alertLED strobe with pulse frequency: 90 ms ON / 1910 ms OFF (0.5 Hz)
- Coverage (ceiling mount)Diameter: 8 m, Installation height: 3.0 m
- Coverage (wall mount)Volume: 2.4 m × 8.2 m × 8.2 m, Installation height: 2.4 m
- SynchronizationAlarm synchronization supported across all connected sounders/VADs
- Mounting typeSmartBracket for ceiling or wall mount, up to 90° rotation
- Mounting featuresOptional tamper locking, tool-free battery replacement
- Wireless protocolJeweller (bi-directional, secure communication)
- Communication rangeUp to 1,700 m in open space
- Frequency bands866.0–866.5 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 (region-specific)
- Max ERPUp to 20 mW
- Response timeDevice activates within 3 seconds of alarm
- Power supply4 × CR123A lithium batteries (pre-installed)
- Battery lifeUp to 5 years
- Battery replacementTool-free, enclosure remains sealed
- Operating temperature–10 °C to +50 °C
- Operating humidityUp to 80% non-condensing
- Protection classIP54
- Dimensions145 × 145 × 51 mm
- Weight561 g
- Color optionsWhite, Black, Red
- Device setupQR code scan via Ajax app; remote setup and monitoring
- Package contentsEN54 FireProtect (Sounder/VAD) Jeweller, 4 × CR123A batteries, SmartBracket mount, installation kit, quick start guide