| Brand | Ajax |
| Manufacturer | Ajax |
| Model Number | SD421W |
| Alarm Type | Siren |
| Installation Type | Wireless |
| Power Source | Battery |
The Ajax StreetSiren White is a wireless siren suitable for both outdoor or indoor installation. The StreetSiren notifies of detector activation with an audible alarm and LED light to scare off intruders and alert neighbours. The buzzer can be set to generate sound from 85 to 113 dB for an adjustable period from 3 seconds to 3 minutes, or it can be completely silent and respond only with LED indication.
Please note: StreetSiren operates within the Ajax system, connected to the hub via the protected Jeweller protocol. Compatible with All Ajax hubs and radio signal range extenders Product Code: 7830.07.WH1 FEATURES OF THE AJAX STREETSIREN: Wireless siren with LED frame and piezoelectric buzzer Outdoor and indoor installation Built-in battery lasts up to 5 years (Optionally a 12V DC power supply can be connected) Communication range of 1500m (in an open space/line of sight) Adjustable sound level of 85 113 dB at a distance of 1 m Adjustable alarm time of 3 seconds to 3 minutes Indicates armed/disarmed mode Recommended installation height 2.5 meters and more Tampering resistant IP54 dust and moisture protection Set up via the Ajax app for iOS, Android, macOS and Windows System notifications delivered via push notifications, SMS and calls (if activated) Quick and Easy installation INSTALLATION AND SET-UP The Ajax StreetSiren comes ready to operate straight out the box.
The battery is pre-installed, so there is no need to disassemble the detector. With one click, it can be connected to the hub in the mobile application. It can be mounted on the SmartBracket in just a few minutes. SPECIFICATIONS OF THE AJAX STREETSIREN: Compatibility All Ajax hubs and radio signal range extenders Classification Light and sound radio channel security sounder Type of detector Wireless Installation method Indoors/Outdoors Type of notification Sound/light Alarm volume From 85 to 113 dB at a distance of 1 m (Adjusted in the Ajax app) Alarm length From 3 s to 3 min (Adjusted in the Ajax app) Indication of armed/disarmed status Yes Indication of entry/exit delays Yes (With firmware version 3.50 and higher) Chimes Yes (With firmware version 3.73.1.0 and higher) Alarm signal delivery time 0.15 s Power supply 4 x CR123A batteries, 3V Battery life Up to 5 years Mains supply DC 12 V20% Communication range with central unit Up to 1,500 m in an open space Two-way communication between devices Yes Operating frequencies 868.0-868.6 MHz Self-adjusting RF output power Up to 25 mW Block encryption based on AES algorithm Yes Device polling period 12300 s Operating temperature range 25 to +50 Operating humidity Up to 95% Protection class of body IP54 Protection against fraud Yes Jamming detection Yes Tamper-resistant Yes Remote setting and testing Yes Certification Grade 2, CE Product Dimensions 200 mm 200 mm 51 mm Product Weight 528g Packaging Dimensions 218 mm x 209 mm x 68 mm Mass of unit packed 925g Warranty 24 months limited Manufacturers warranty.
The warranty does not cover batteries. WHATS IN THE BOX: 1 x Ajax StreetSiren White
Loading similar products...
Stay informed about the best deals and price drops. Choose which notifications you'd like to receive from PriceCheck.
Free easy-to-follow course for anyone in South Africa who wants to learn how to start a digital business.