Best For
Indoor rooms, hallways and living areas requiring reliable wireless motion detection, particularly homes with small pets weighing up to 18 kg.
Dahua ARD1233-W2 Wireless Alarm PIR Detector
The Dahua ARD1233-W2 Wireless Alarm PIR Detector provides dependable indoor motion detection for compatible Dahua AirShield alarm systems. Its dual-element, low-noise PIR sensor covers an area up to 12 metres at a 90° angle when installed at the recommended height of 2.2 metres.
Built-in pet immunity helps reduce unwanted alarms caused by pets weighing up to 18 kg, while adjustable sensitivity and digital temperature compensation support consistent detection across changing indoor conditions.
Key Features
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12-metre PIR detection: Provides a 90° detection field when mounted at the recommended 2.2-metre height.
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Pet immunity up to 18 kg: Helps distinguish normal pet movement from potential intrusion activity.
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Three sensitivity levels: Allows the detector response to be adjusted for the room and installation conditions.
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Digital temperature compensation: Helps maintain effective detection performance as room temperatures change.
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Temperature monitoring: Measures indoor temperatures from –15°C to +65°C with ±1°C accuracy.
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Stable wireless communication: Two-way communication and frequency hopping help maintain a reliable connection with the alarm hub.
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AES128 encryption: Protects wireless communication between the detector and compatible Dahua alarm hub.
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System alerts: Supports low-battery warnings, housing tamper alerts and signal-strength detection.
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Remote updates: Supports cloud-based firmware updates through the compatible alarm system.
Pet-Friendly Motion Detection
The ARD1233-W2 is designed to reduce false alarms caused by small household pets without sacrificing useful room coverage. Correct mounting height, detector placement and sensitivity settings remain important, particularly where pets can climb onto furniture or move close to the sensor.
For more options, explore our range of Dahua wireless alarm motion detectors.
Compatibility and Installation
This detector is designed for compatible Dahua AirShield wireless alarm hubs. The hub model and wireless frequency should be confirmed before ordering, as Dahua produces regional frequency variants.
The detector is intended for indoor wall mounting. Positioning it at the recommended height with a clear view of the protected area will help provide reliable coverage. Additional sirens, contacts, keypads and alarm devices are available from our Dahua wireless alarm accessories collection.
Technical Specifications
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Model: DHI-ARD1233-W2
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Detection technology: Dual-element, low-noise PIR sensor
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Detection range: Up to 12 m at 90°
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Recommended installation height: 2.2 m
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Detection speed: 0.3–3 m/s
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Pet immunity: Up to 18 kg
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Sensitivity: Three adjustable levels
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White-light resistance: 2,000 lx
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Communication: Two-way with frequency hopping
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Encryption: AES128
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Communication distance: Up to 1,200 m in open conditions for the 433 MHz model
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Power supply: 1 × CR123A battery
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Battery life: Up to four years under standard operating conditions
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Operating temperature: –10°C to +55°C
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Operating humidity: 10%–90% RH
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Dimensions: 104 × 60 × 50 mm
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Net weight: 100 g
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Installation: Indoor wall mount
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Casing: PC + ABS
Need Help with Compatibility or Installation?
CTC Communications can help confirm the correct detector frequency, compatible Dahua hub and suitable placement for your property. Professional alarm installation is available across Sydney metropolitan areas.
Request a quote for tailored product and installation advice.
