Outdoor PIR detection is significantly more challenging than indoor detection: variable temperature, wind, rain, animals, insects, and the absence of stable interior conditions all increase the potential for false activations. The Ajax MotionProtect Outdoor is specifically engineered for outdoor deployment, addressing each of these challenges in its detection design.
The dual PIR element design requires both sensors to detect motion simultaneously before an alarm is triggered. This dual-element approach dramatically reduces false activations from single-source triggers such as animals, insects on the lens, and temperature fluctuations, which would activate a single-element PIR but are much less likely to trigger both elements at the same time.
Anti-masking detection adds an additional protection layer: if someone attempts to defeat the sensor by covering the lens or obstructing the detector before an intrusion, the anti-masking system generates an alert independently of the motion detection function. This means the sensor cannot be silently disabled without raising an alarm.
The Jeweller wireless protocol maintains reliable communication across garden and perimeter distances, with the outdoor-rated housing protecting the electronics from UK weather conditions year-round.
For Ajax alarm installers designing outdoor perimeter protection for residential gardens, commercial yards, and building perimeters across London and the UK, the MotionProtect Outdoor provides the dual-PIR and anti-masking specification appropriate for reliable outdoor motion detection.
Key Features
- Dual PIR elements requiring simultaneous detection to reduce false alarms
- Anti-masking detection: alerts if the sensor is covered or obstructed
- Purpose-built for outdoor exposure in UK weather conditions
- Animal immunity to reduce false activations from pets and wildlife
- Ajax Jeweller encrypted wireless with long outdoor battery life
- Suited to gardens, yards, and building perimeter detection

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