Product Description
The Ajax StreetSiren DoubleDeck Jeweller White/Black (AJAX#30674) is a professional-grade wireless outdoor siren with a unique customizable faceplate design, built for high-visibility security installations. Delivering powerful audible alerts up to 113 dB, combined with bright LED indication and IP54 weather protection, this siren provides both strong deterrence and brand visibility. Designed for commercial and residential use, the DoubleDeck version allows security providers to display their logo and contact details, making it ideal for monitored alarm systems. Powered by long-life batteries and Ajax’s secure Jeweller radio communication, it ensures reliable performance and advanced sabotage protection.
What’s Included in the Box
- Ajax StreetSiren DoubleDeck Jeweller (White or Black)
- SmartBracket mounting panel
- 4 × CR123A batteries (pre-installed)
- Installation kit
- Quick start guide
Note:
- Custom Brandplate (faceplate) is sold separately

Main Features
Customisable Branded Faceplate
- Unique DoubleDeck design allows installation of a custom front panel
- Ideal for security companies branding
- Display company logo and contact details on the siren
- Enhances visibility and deterrence
Powerful Audible & Visual Alarm
- Adjustable sound output from 85 dB to 113 dB at 1 meter
- Configurable alarm duration from 3 seconds to 3 minutes
- LED frame for visual alarm and system indication
- Multiple alert types including entry/exit delays and alarm notifications
Indoor & Outdoor Installation
- Designed for both indoor and outdoor use
-
IP54-rated enclosure for weather resistance
- Recommended installation height: 2.5 m or higher
Long-Range Wireless Communication
- Ajax Jeweller radio technology
- Communication range up to 1,500 m in open space
- Two-way encrypted communication
- Frequency hopping for anti-jamming protection
Smart Features & Notifications
- Chime feature for door opening alerts
- System status indication via LED
- After-alarm indication
- Fully configurable via Ajax mobile and PRO apps
Advanced Sabotage Protection
-
Tamper alarm for enclosure opening
- Built-in accelerometer to detect movement or removal
- Device authentication to prevent spoofing
- Communication loss detection in as little as 36 seconds
Long Battery Life & Power Options
- Powered by 4 × CR123A batteries
- Up to 5 years battery life
- Optional external power supply (6–20V DC, nominal 12V)
Detailed Specifications
| Specification |
Details |
| Product Code |
AJAX#30674 |
| Product Name |
StreetSiren DoubleDeck Jeweller |
| Colours |
White / Black |
| Alarm Type |
Acoustic + LED |
| Alarm Volume |
85–113 dB |
| Alarm Duration |
3 s to 3 min |
| Communication Technology |
Jeweller |
| Communication Range |
Up to 1,500 m |
| Wings Range |
Up to 900 m |
| Frequency Bands |
868 MHz range (region dependent) |
| Encryption |
Dynamic key block encryption |
| LED Indication |
Yes |
| Power Supply |
4 × CR123A batteries (included) |
| Battery Life |
Up to 5 years |
| External Power |
6–20 V DC (nominal 12 V) |
| Protection Rating |
IP54 |
| Operating Temperature |
−25°C to +60°C |
| Operating Humidity |
Up to 95% |
| Dimensions |
200 × 200 × 55 mm |
| Weight |
485 g |
Warranty
24 Months Manufacturer Warranty
The Ajax StreetSiren DoubleDeck Jeweller (AJAX#30674) is covered by a 2-year manufacturer warranty.
Brand – Ajax Systems
Ajax Systems is a globally recognised leader in wireless security technology, offering advanced alarm systems with encrypted communication, long-range radio protocols, and professional-grade reliability for residential and commercial applications.
SKU
AJAX#30674
Practical Use Scenarios
The Ajax StreetSiren DoubleDeck Jeweller (AJAX#30674) is ideal for:
- Security companies requiring branded alarm systems
- Commercial buildings and offices
- Retail stores and shopping centres
- Warehouses and industrial sites
- Residential outdoor security
- Monitored alarm installations
- Sites needing strong visual and audible deterrence
Datasheets & Resources
Excellence for the Australian and New Zealand Market
The Ajax StreetSiren DoubleDeck Jeweller (AJAX#30674) is designed to meet the needs of the Australian and New Zealand security market, where professional alarm systems require strong deterrence and branding capabilities.
Key advantages include:
- Suitable for outdoor Australian conditions with IP54 protection
- Ideal for security companies and installers offering branded systems
- Supports professional alarm installations across AU/NZ
- Sourced through authorised distributors
- Manufacturer-backed warranty and support
- Compatible with Ajax systems widely deployed in Australia and New Zealand
FAQs – AJAX#30674
What is the AJAX#30674 StreetSiren DoubleDeck used for?
The AJAX#30674 StreetSiren DoubleDeck is a wireless siren designed to provide loud audible alarms and visual alerts, while allowing custom branding on the front faceplate.
What is the difference between AJAX#30674 and standard StreetSiren?
The AJAX#30674 includes a DoubleDeck design with a customizable faceplate, allowing businesses to display logos and contact details.
How loud is the AJAX#30674 StreetSiren DoubleDeck?
The AJAX#30674 siren produces an adjustable sound level from 85 dB to 113 dB.
Is the AJAX#30674 suitable for outdoor use?
Yes, the AJAX#30674 features an IP54-rated enclosure suitable for outdoor environments.
What is the wireless range of the AJAX#30674?
The AJAX#30674 StreetSiren DoubleDeck has a communication range of up to 1,500 meters in open space.
How long does the battery last in the AJAX#30674?
The AJAX#30674 uses 4 × CR123A batteries and can last up to 5 years under normal operating conditions.
Does the AJAX#30674 support external power?
Yes, the AJAX#30674 supports an optional external power supply (6–20V DC).
Does the AJAX#30674 include tamper protection?
Yes, the AJAX#30674 includes a tamper alarm and accelerometer to detect unauthorized opening or removal.
Can I customise the front panel of the AJAX#30674?
Yes, the AJAX#30674 StreetSiren DoubleDeck supports a custom Brandplate, allowing you to add branding (sold separately).