
Dahua ARD2251E-W2-V Wireless Alarm PIR Outdoor Camera
Dahua Wireless Alarm PIR Outdoor Camera – ARD2251E-W2-V
Enhance your perimeter protection with the Dahua ARD2251E-W2-V Wireless PIR Outdoor Camera, engineered for reliable motion detection and video verification in outdoor environments. With support for anti-masking, pet immunity, and upgradeable camera functionality, this device is perfect for high-accuracy intrusion detection and seamless integration with Dahua's wireless alarm systems.
Model: ARD2251E-W2-V
🔒 Key Features:
-
✅ Anti-Masking Detection
Detects attempts to block, cover, or tamper with the sensor, ensuring uninterrupted performance. -
✅ Tamper & Movement Detection
Alerts if the device is moved or removed from its installed location, enhancing tamper protection. -
✅ Upgradeable with PIR-Cam Module
Supports the installation of a camera module to enable video verification capabilities (PIR-Cam). -
✅ Pet Immunity
Tolerates animals up to 80 cm in height and 40 kg, reducing false alarms in outdoor environments. -
✅ Environment Monitoring
Measures ambient temperature, adding extra data points to your security system. -
✅ Secure Wireless Connectivity
Equipped with frequency hopping and two-way communication to maintain stable and reliable contact with your alarm hub. -
✅ Cloud Update & Remote Management
Firmware can be updated remotely via the mobile app with automatic recovery in case of failed updates. -
✅ Dual Backup System
Ensures reliability and continuous operation even during software disruptions.
🛠 Installation Notes:
-
Ideal for outdoor installation on entry points, fences, or walls.
-
Compatible with Dahua Wireless Alarm Hubs.
-
Professional installation recommended for optimal positioning and configuration.
📲 Smartphone App Integration:
Manage and monitor your security system using the DMSS mobile app:
-
View status and alerts
-
Manage connected devices
-
Receive push notifications in real-time
🛒 Shop with Confidence at CTC Communications
Looking to expand your Dahua wireless security setup?
The ARD2251E-W2-V is a dependable choice for outdoor video verification and PIR detection.
Perfect for residential, commercial, or remote property applications.
✅ Available for Sydney-wide installation by licensed technicians.
📞 Request a free quote or send in your house plans for expert advice.
Dahua Wireless Detector Comparison Table
| Feature | ARD1233-W2 PIR Detector | ARD2231-W2 Dual Tech Detector | ARD1731-W2 PIR Camera |
|---|---|---|---|
| Pet Immunity | ✔ | ✔ | ✔ |
| Auto Temperature Compensation | ✔ | ✔ | ✔ |
| Sensitivity Adjustment | 3 Levels | 3 Levels | 3 Levels |
| Temperature Monitoring | ✔ | ✔ (w/ alarm) | ✔ |
| Low Battery Alarm | ✔ | ✔ | ✔ |
| Frequency Hopping & Two-Way Communication | ✔ | ✔ | ✔ |
| Cloud Update & Recovery | ✔ | ✔ | ✔ |
| Detection Technology | PIR Only | PIR + Microwave | PIR + Camera |
| IR Illumination (Night Vision) | - | - | ✔ (12 m) |
| Image/Video Capture | - | - | ✔ |
| Max Resolution | - | - | 1600×1200 |
| Detection Range | - | - | 12 m / 86° |
| Microwave Detection | - | ✔ | - |
| Quick Image Transfer | - | - | ✔ |
| Data Encryption | - | ✔ | - |
Blog Resources – Learn More About Home Security
🔹Pet-Friendly Home Security Systems: What You Need to Know
🔹Common Mistakes Homeowners Make When Installing Security
🔹How to Enhance Home Security with CCTV and Intercom Integration
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Dahua Wireless Alarm PIR Outdoor Camera – ARD2251E-W2-V
Enhance your perimeter protection with the Dahua ARD2251E-W2-V Wireless PIR Outdoor Camera, engineered for reliable motion detection and video verification in outdoor environments. With support for anti-masking, pet immunity, and upgradeable camera functionality, this device is perfect for high-accuracy intrusion detection and seamless integration with Dahua's wireless alarm systems.
Model: ARD2251E-W2-V
🔒 Key Features:
-
✅ Anti-Masking Detection
Detects attempts to block, cover, or tamper with the sensor, ensuring uninterrupted performance. -
✅ Tamper & Movement Detection
Alerts if the device is moved or removed from its installed location, enhancing tamper protection. -
✅ Upgradeable with PIR-Cam Module
Supports the installation of a camera module to enable video verification capabilities (PIR-Cam). -
✅ Pet Immunity
Tolerates animals up to 80 cm in height and 40 kg, reducing false alarms in outdoor environments. -
✅ Environment Monitoring
Measures ambient temperature, adding extra data points to your security system. -
✅ Secure Wireless Connectivity
Equipped with frequency hopping and two-way communication to maintain stable and reliable contact with your alarm hub. -
✅ Cloud Update & Remote Management
Firmware can be updated remotely via the mobile app with automatic recovery in case of failed updates. -
✅ Dual Backup System
Ensures reliability and continuous operation even during software disruptions.
🛠 Installation Notes:
-
Ideal for outdoor installation on entry points, fences, or walls.
-
Compatible with Dahua Wireless Alarm Hubs.
-
Professional installation recommended for optimal positioning and configuration.
📲 Smartphone App Integration:
Manage and monitor your security system using the DMSS mobile app:
-
View status and alerts
-
Manage connected devices
-
Receive push notifications in real-time
🛒 Shop with Confidence at CTC Communications
Looking to expand your Dahua wireless security setup?
The ARD2251E-W2-V is a dependable choice for outdoor video verification and PIR detection.
Perfect for residential, commercial, or remote property applications.
✅ Available for Sydney-wide installation by licensed technicians.
📞 Request a free quote or send in your house plans for expert advice.
Dahua Wireless Detector Comparison Table
| Feature | ARD1233-W2 PIR Detector | ARD2231-W2 Dual Tech Detector | ARD1731-W2 PIR Camera |
|---|---|---|---|
| Pet Immunity | ✔ | ✔ | ✔ |
| Auto Temperature Compensation | ✔ | ✔ | ✔ |
| Sensitivity Adjustment | 3 Levels | 3 Levels | 3 Levels |
| Temperature Monitoring | ✔ | ✔ (w/ alarm) | ✔ |
| Low Battery Alarm | ✔ | ✔ | ✔ |
| Frequency Hopping & Two-Way Communication | ✔ | ✔ | ✔ |
| Cloud Update & Recovery | ✔ | ✔ | ✔ |
| Detection Technology | PIR Only | PIR + Microwave | PIR + Camera |
| IR Illumination (Night Vision) | - | - | ✔ (12 m) |
| Image/Video Capture | - | - | ✔ |
| Max Resolution | - | - | 1600×1200 |
| Detection Range | - | - | 12 m / 86° |
| Microwave Detection | - | ✔ | - |
| Quick Image Transfer | - | - | ✔ |
| Data Encryption | - | ✔ | - |
Blog Resources – Learn More About Home Security
🔹Pet-Friendly Home Security Systems: What You Need to Know
🔹Common Mistakes Homeowners Make When Installing Security
🔹How to Enhance Home Security with CCTV and Intercom Integration





















