Description
Enhancing the capabilities of your Ajax installation, the Ajax Superior Wireless Alarm Kit 20 S – Black (AJA-109841) offers professional-grade integration for specific security needs.
Designed for mission-critical reliability, the Ajax Superior Wireless Alarm Kit 20 S – Black (AJA-109841) (AJA-109841) leverages Black EN50131 Grade 2 specs to ensure high-performance operation within any Ajax security network.
Expert Analysis
The AJA-109841 model represents the latest in Ajax’s security roadmap, offering improved battery life and encrypted signal protocols.
Why buy from our professional collection EE?
As an official UK stockist, we provide 24-month warranties on all professional hardware. Our technical team is available to support your installation with expert guidance on system configuration.
Recommended Use Case
A versatile component designed to enhance the overall security and responsiveness of your professional Ajax system.
What’s in the Box?
- Professional-grade build
- 1 x Ajax Superior Wireless Alarm Kit 20 S – Black (AJA-109841)
- Pre-installed CR123A or equivalent battery
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Long-term durability
- Professional installation is advised
Advanced Technology: Utilizes the proprietary Jeweller radio protocol for secure, long-range communication of up to 2,000 meters in open space.
Aesthetic Finish: Satin Black
Expert Verdict
- Professional-grade build
- 1 x Ajax Superior Wireless Alarm Kit 20 S – Black (AJA-109841)
- Pre-installed CR123A or equivalent battery
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Long-term durability
- Professional installation is advised
- Professional-grade build
- 1 x Ajax Superior Wireless Alarm Kit 20 S – Black (AJA-109841)
- Pre-installed CR123A or equivalent battery
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Long-term durability
- Professional installation is advised
Explore our wider range of tinned copper security wire to complete your installation.
Technical Overview
| Brand | Ajax |
| System Type | Wireless |
| Compatibility | Ajax |
| Location | Indoor |







