Ajax MotionProtect U Jeweller Wireless PIR Detector
Product Features
- MotionProtect U Jeweller wireless PIR detector in white (121295) or black (121296).
- 12 m range and 88.5° angle when fitted at 2.4 m.
- Pet immunity for animals up to 20 kg and 50 cm tall.
- Jeweller radio up to 1,700 m in open space, encrypted, with a tamper alarm.
- Up to 5 years on one CR123A battery; Security Grade 2.
Ajax MotionProtect U Jeweller - Wireless Indoor PIR Detector
MotionProtect U Jeweller is a battery-powered PIR motion detector for indoor rooms on an Ajax wireless alarm. It watches up to 12 m across an 88.5° angle when fitted at 2.4 m, and it reports to the hub over the encrypted Jeweller radio, which reaches up to 1,700 m in open space. You can set it to ignore pets up to 20 kg, choose one of three sensitivity levels in the Ajax app, and leave it for up to 5 years on the single CR123A battery it comes with. Choose white or black above.
Also listed as 121295 (white) and 121296 (black). Ajax model ID MP.S.J-000-EU.
Key features
- PIR detection up to 12 m with an 88.5° horizontal angle, when fitted at 2.4 m.
- Pet immunity for animals up to 20 kg and up to 50 cm tall.
- Three sensitivity levels, SmartDetect signal processing and temperature compensation.
- Jeweller radio up to 1,700 m in open space, with encryption, frequency hopping and device authentication.
- Tamper alarm if it is pulled off the wall or taken off its mounting panel.
- One CR123A battery fitted, lasting up to 5 years.
- Security Grade 2, environmental class II (EN 50131).
Technical specification
| Model numbers | 121295 (white), 121296 (black); Ajax model ID MP.S.J-000-EU |
|---|---|
| Type | Wireless indoor PIR motion detector |
| Sensor | 1 × PIR sensor |
| Detection distance | Up to 12 m |
| Detection angle | 88.5° horizontal |
| Detection speed | 0.3 to 2.0 m/s |
| Sensitivity | 3 levels; SmartDetect false alarm filtering; temperature compensation |
| Pet immunity | Up to 20 kg and up to 50 cm tall |
| Radio | Jeweller, up to 1,700 m in open space |
| Radio frequency | 868.0-868.6 MHz; up to 20 mW ERP; GFSK |
| Communication security | Block encryption with a dynamic key, frequency hopping, device authentication; loss of contact reported after 36 s |
| Anti-sabotage | Tamper alarm if detached from the surface or removed from the mounting panel; holding screw on SmartBracket |
| Battery | 1 × CR123A (pre-installed), up to 5 years |
| Recommended mounting height | 2.4 m |
| Operating temperature | -10 °C to +40 °C, humidity up to 75% |
| Protection class | IP50, IK04; indoor use only |
| Dimensions | 110 × 65 × 50 mm |
| Weight | 96 g (white), 88 g (black) |
| Colours | White (121295), black (121296) |
| In the box | MotionProtect U Jeweller, SmartBracket mounting panel with holding screw, CR123A battery (pre-installed), installation kit, quick start guide |
| Security grade and certifications | Security Grade 2, environmental class II (EN 50131); EN 50131-1, EN 50131-2-2, EN 50131-5-3, EN 50131-6; certificate issued by TREZOR TEST s.r.o.; PSTI UK Schedule 1 |
Works with
Ajax Jeweller hubs, for example Hub 2 (2G) Jeweller, Hub 2 (4G) Jeweller and Hub 2 Plus Jeweller, and the ReX 2 Jeweller range extender.
Common questions
How much of a room does it cover?
Up to 12 m in front of it across an 88.5° angle, when it is fitted at the recommended height of 2.4 m.
Will pets trigger it?
It can be set to ignore animals up to 20 kg and up to 50 cm tall. Fit it at 2.4 m for this to work as intended.
How long does the battery last?
Up to 5 years on the CR123A battery that comes fitted, by Ajax's calculation.
Does it take photos?
No. It is a PIR detector only. If you want pictures when the alarm goes off, look at MotionCam U Jeweller.
Can I use it outdoors?
No. Ajax rates it for indoor use only, at -10 °C to +40 °C and humidity up to 75%.
Full manufacturer specification: Ajax MotionProtect U Jeweller product page
Supplied by Zenith Security Co, Wolverhampton. Orders placed before 2:30pm are normally dispatched for delivery within 1-2 working days to England, Scotland and Wales, or collect from our Wolverhampton trade counter (please call first).
Browse the full Ajax range, more Ajax wireless alarms and alarm detectors, or contact us on 01902 902251 for advice.
| Product Code | MP.S.J-000-EU |
|---|---|
| Manufacturer | AJAX |
| Device Type | PIR/Pet |
| Product Type | Intruder & Smoke Alarm |
| Technology | Jeweller (wireless) |
| Security Grade | Grade 2 |
| Ajax Range | Baseline |
| Connection Type | Wireless |
| Indoor/Outdoor | Indoor Only |
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