Dahua PFR4K-D300 Radar Alarm 24 Ghz ONVIF PoE compatible with Dome PTZ Camera. Wide range detection (300m people/450m vehicles). 24/7 operation. High precision . Target Filtering , PTZ Radar Link, Front-End PTZ Control. Centralized Management and Smart Tracking . Multi-level Protecion : Different alarm priorities, connection of external alarms, people/vehicles filtering and low and medium speed vehicle detection. 1 input/5 alarm outputs. 1 x 256GB microSD slot. 1 RJ 45 (10Base-T/100Base-TX). IP67/ IK10 protection. CE RED certification. Dahua Technology
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RADAR ALARM 24 GHz - ONVIF® POE - UP TO 300M - DOME PTZ CAMERA COMPATIBLE - 24/7 - MULTI-LEVEL PROTECTION - DAHUA
Radar Alarm 24 Ghz ONVIF® PoE - DahuaProduct details:

- Radar Alarm 24 Ghz ONVIF® PoE - Dahua
- Wide range detection (300m people/450m vehicles)
- Compatible with Dome PTZ Cameras
- 24/7 operation
- High accuracy
- Target filtering
- PTZ radar link
- Front-end PTZ control
- Centralized management
- smart tracking
- 1 input/5 alarm outputs
- 1 x 256GB microSD slot
- 1 RJ 45 (10Base-T/100Base-TX)
- IP67/ IK10 protection
- Multi-level Perimeter Protection: Different alarm priorities, linking of external alarms, people/vehicle filtering and low and medium speed vehicle detection
- CE RED certification
- 24 months warranty
Data sheet
| model | PFR4K-D300 |
| Performance | |
| Max. Number of Targets | 32 |
| Detection Distance | Human: 300.0m (984.25ft) Vehicle: 450.0m (1476.38ft) |
| Detection Angle | Horizontal: 90° Vertical: 13° |
| Max. Detection Speed | 80 km/h, continuous trajectory |
| Min. Detection Speed | 1.8km/h, continuous trajectory |
| Distance Accuracy | ±1.5m (±4.92ft) |
| Angle Accuracy | ± 1° |
| Max. Number of Areas | 10 |
| ModulationType | fmc extension |
| Scan Frequency | 8Hz |
| Operating Frequency | 24GHz |
| Detection Target Type | Human and vehicle |
| Function | |
| Radar+PTZ Smart Tracking | Supported on web manager |
| TrackMode | Tour, distance priority, and time priority |
| Region Setting | Alarm area, pre-warning area, and shield area |
| Target filtering | Human and vehicle filtering |
| Record Mode | Manual record, scheduled record, and alarm record Record priority: Manual>Alarm>Scheduled |
| Restore to Factory Default | Restore to default settings with one click |
| Security Mode | Authorized username and password, MAC address binding, HTTPS encryption, IEEE 802.1x, and network access control |
| Positioning | GPS, Glonass |
| MapEncoding | Yes |
| Network | |
| Ethernet | RJ-45 (10Base-T/100Base-TX) |
| protocol | IPv4/IPv6, HTTP, HTTPS, SSL, TCP/IP, UDP, UPnP, ICMP, IGMP, SNMP, RTSP, RTP, SMTP, NTP, DHCP, DNS, PPPOE, DDNS, FTP, IP Filter, QoS, Bonjour, and 802.1x |
| Interoperability | ONVIF® Profile S&G, CGI |
| User/Host | 19 |
| Storage | NAS; FTP; micro SD card (256G) |
| Browsers | IE: Versions later than IE7 Google: Versions earlier than Chrome45 Firefox: Versions earlier than Firefox46 |
| Matched Platform | DS extension |
| Port | |
| Alarm Inputs | 1 channel (support 5V DC potential and 5mA current) |
| Alarm Output | 5 channels (wet contact; support max 12V DC potential and max 300mA current) |
| Alarm Linkage | Snapshots, radar-PTZ linkage, SD card record, alarm triggering output, electronic map displaying, and email sending |
| Alarm Event | Radar alarm, no SD card, insufficient SD card storage, SD card error, network disconnection, IP conflict, full disk, and illegal access |
| SD card | Yes |
| Indicator Light | Network connection:Yellow Running status: Red/Green Power: Green |
| Power | |
| Power Supply | DC 12V (±30%), AC 24V (±30%), PoE (802.3at) |
| power consumption | Basic: 20W Max.: 24W |
| environment | |
| Operating Temperature | –40°C to +65°C (–40°F to +149°F) |
| Operating Humidity | ≤95% (RH) |
| Storage Temperatures | –40°C to +80°C (–40°F to +176°F) |
| Storage Humidity | ≤95% (RH) |
| Ingress Protection | IP67/IK10 |
| ESD | Contact discharge: 6k Air discharge: 8k |
| Surge Protection Grade | Common mode: ±6kV Differential Mode: ± 2kV |
| structure | |
| Product Color | White |
| Casing | ADC12+PC |
| Product Dimensions | 244.9mm × 184.9mm × 61.2mm (9.64" × 7.28" × 2.41") |
| Packaging Dimensions | 328.0mm × 146.0mm × 278.0mm (12.90" × 5.75" × 10.95") |
| Net Weight | 2.0kg (4.41lbs) |
| Gross Weight | 3.2kg (7.06lbs) |
| Installation Method | Wall mount, ceiling mount, pole mount |
| Installation Height | 3.0 m to 5.0 m (3.0 m recommended) (9.84 ft to 16.40 ft) (9.84 ft recommended) |
| Installation Position | Separate or integrated installation |
| Certifications | |
| Certifications | CE: EN 50385; EN 55032; EN 55024; EN 55035; EN 50130-4; ETSI EN 301 489-1; ETSI EN 301 489-3; EN 60950-1 CE RED: EN 300440 |
Further details
![]() | Onvif , the absolute standard for IP cameras. Being Onvif guarantees compatibility with any modern recording system. NOT being Onvif means having a camera for its own sake that can never be used together with recording systems. |
![]() | - Smart Tracking - Multi-level Protecion: Different alarm priorities, connection of external alarms, people/vehicles filtering and vehicle detection with low and medium speed. |
![]() | This camera has 1 inputs + 5 alarm outputs |
![]() | IP67 protection against water and dust |
![]() | IK 10 is the highest level of protection from direct damage. This allows use even if there is a risk of vandalism
|
![]() | 1x SD Card Slot (Max 256GB) |
| Power supply DC 12V (±30%), AC 24V (±30%), PoE (802.3at) |
| This product is covered by a 24 month guarantee. |












