Important Notice
While we pride ourselves on providing high-quality customer service and support, we only offer limited technical support & troubleshooting for these products. By purchasing these products, the buyer acknowledges that they are responsible for sourcing their own professional installation and that no technical advisory service is provided by the seller.
Proper installation ensures that your equipment operates at peak efficiency and remains within the legal requirements for UK buildings and insurance policies. Unauthorised DIY attempts on professional-grade hardware can lead to costly repairs and may compromise your home or business insurance coverage. It will also void any chance of returning the product.
EN54 Fire Alarm products require an FIA certified installer to fit for health and safety and legal regulations.
More Products Available Upon Request (02039 071578)
Wireless dual-technology curtain motion detector for indoor and outdoor use.
What it is
• Motion detector that uses both PIR and K-band microwave sensors to detect movement
• Designed for outdoor gates, windows, and sensitive indoor areas
• Dual detection technology helps reduce false alarms from thermal interference
Key features
• Two-way wireless communication with advanced encryption
• Tamper protection against removal or sabotage
• Anti-masking and anti-spoofing to detect attempts to block or trick the detector
• Adjustable sensitivity (3 levels) and pet immunity up to 70 cm
• Software-based false alarm prevention (SmartDetect)
• Temperature compensation for accurate detection from −25 °C to +60 °C
Detection & coverage
• Motion detection distance: up to 5 m
• Horizontal detection angle: 15°
• Vertical detection angle: 100°
• Motion speed detection: 0.3–2 m/s
• Recommended installation: ceiling (up to 5 m) or side wall (1 m)
Communication & range
• Works with Ajax hubs using Jeweller protocol
• Radio range up to 1,700 m in open space
• Frequency hopping prevents interference and jamming
• Firmware updates via Wings wireless technology
Power & battery
• 2 × CR123A batteries (pre-installed)
• Battery life up to 3 years
• Detector voltage: 6 V nominal, 4.1–6.2 V operating range
Build & environment
• Dimensions: 145 × 32 × 43 mm (with angle mount 145 × 44 × 54 mm)
• Weight: 130 g (detector), 20 g (mount)
• IP55 protection class, suitable for outdoor use
• Operating temperature: −25 °C to +60 °C
• Operating humidity: up to 95%
Download the Ajax Systems UK mini curtain jeweller spec sheet here