Description
Protecting your system against power instability, the Ajax fire safety systemsProtect2 SB (Sealed Battery) Wireless Smoke & Heat – White (AJA-52254) ensures your Ajax hardware remains online 24/7.
Designed for mission-critical reliability, the Ajax FireProtect2 SB (Sealed Battery) Wireless Smoke & Heat – White (AJA-52254) (AJA-52254) leverages White EN50131 Grade 2 specs to ensure high-performance operation within any Ajax security network.
Professional Features
- Wireless
- 1 x Ajax FireProtect2 SB (Sealed Battery) Wireless Smoke & Heat – White (AJA-52254)
- Radio channel smoke detector with temperature sensor and built-in siren
- Photoelectric and temperature sensors
- Pre-installed CR123A or equivalent battery
- Operates with Hub Plus,Hub2, Hub2 Plus
- Activation threshold: +54 to +64
- Sound and light indicators
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Stable voltage delivery
- Reliable backup capability
- Proper ventilation is recommended
Technical Specifications
| Brand | Ajax |
| Product SKU | AJA-52254 |
| Security Certification | Grade 2 |
| Connectivity Type | Wireless |
| Application | Residential / Commercial |
Note: Ensure compatibility with your Ajax control panel before installation. For technical advice, consult our installation guides.
Finished in a professional Alpine White, this unit is designed to blend seamlessly into residential ceilings and light-colored commercial walls.
Expert Analysis
This Ajax component is the preferred choice for installers requiring zero-latency response and industry-standard Grade certification.
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?
- Wireless
- 1 x Ajax FireProtect2 SB (Sealed Battery) Wireless Smoke & Heat – White (AJA-52254)
- Radio channel smoke detector with temperature sensor and built-in siren
- Photoelectric and temperature sensors
- Pre-installed CR123A or equivalent battery
- Operates with Hub Plus,Hub2, Hub2 Plus
- Activation threshold: +54 to +64
- Sound and light indicators
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Stable voltage delivery
- Reliable backup capability
- Proper ventilation is recommended
Advanced Technology: Utilizes the proprietary Jeweller radio protocol for secure, long-range communication of up to 2,000 meters in open space.
Aesthetic Finish: Alpine White
Expert Verdict
- Wireless
- 1 x Ajax FireProtect2 SB (Sealed Battery) Wireless Smoke & Heat – White (AJA-52254)
- Radio channel smoke detector with temperature sensor and built-in siren
- Photoelectric and temperature sensors
- Pre-installed CR123A or equivalent battery
- Operates with Hub Plus,Hub2, Hub2 Plus
- Activation threshold: +54 to +64
- Sound and light indicators
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Stable voltage delivery
- Reliable backup capability
- Proper ventilation is recommended
- Wireless
- 1 x Ajax FireProtect2 SB (Sealed Battery) Wireless Smoke & Heat – White (AJA-52254)
- Radio channel smoke detector with temperature sensor and built-in siren
- Photoelectric and temperature sensors
- Pre-installed CR123A or equivalent battery
- Operates with Hub Plus,Hub2, Hub2 Plus
- Activation threshold: +54 to +64
- Sound and light indicators
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Stable voltage delivery
- Reliable backup capability
- Proper ventilation is recommended
Explore our wider range of fire detection hardware to complete your installation.
Technical Overview
| Brand | Ajax |
| System Type | Wireless |
| Compatibility | Ajax |
| Location | Indoor |







