Brand originChina
Supported
Supported
Dahua PFR4K-B240
Category
Radar
First seen by Awernica
Oct 2026
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Software Support
Not specified
No published date
Replacement
Not specified
No verified replacement
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Specifications
From the manufacturer's product information.
Performance
- Max. Target Number
- 32
- Detection Distance
- Radial 300 m (984.25 ft) (human, 0°); Cross 240 m (787.40 ft) (human, walking/running); Cross 150 m (492.12 ft) (human, crouch walking/crawling)
- Detection Angle
- Horizontal: 20°; Vertical: 13°
- Max. Detection Speed
- Radial: 80 km/h; Crossing: 36 km/h
- Min. Detection Speed
- 0.18 km/h
- Distance Accuracy
- ± 1.5 m (± 4.92 ft)
- Angle Accuracy
- ± 1°
- Max. Area Number
- 10
- Modulation Type
- FMCW
- Scan Frequency
- 8 Hz
- Operating Frequency
- 24 GHz
- Detection Target Type
- Human and vehicle
Function
- Radar+PTZ Smart Tracking
- Supported on web manager
- Track Mode
- Tour, distance priority, and time priority
- Region Setting
- Intrusion: Alarm area, pre-warning area, and shield area; Tripwire: Alarm area
- Target Filtering
- Human and vehicle filtering
- Record Mode
- Manual record, scheduled record, and alarm record; Record priority: Manual > Alarm > Scheduled
- Restore Default Settings
- Restore default settings with one click
- Security Mode
- Authorized user name and password, MAC address binding, HTTPS encryption, IEEE 802.1x, and network access control
- Positioning
- GPS, Glonass
- Map Encoding
- Yes
Network
- Ethernet
- RJ-45 (10 Base-T/100 Base-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; local PC; micro SD card (256 G)
- Browser
- IE: Versions later than IE7; Google: Versions earlier than Chrome45; Firefox: Versions earlier than Firefox46
- Matched Platform
- DSS Pro
Port
- Alarm Input
- 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, and email sending
- Alarm Event
- Radar alarm, no SD card, SD card capacity warning, 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
- 12V DC (±30%), 24V AC (±30%), PoE (802.3at)
- Power Consumption
- Basic: 16 W; Max.: 20 W
Environment
- Operating Temperature
- –40°C to +65°C (–40°F to +149°F)
- Operating Humidity
- ≤95% (RH)
- Storage Temperature
- –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
- Color
- White
- Casing
- ADC12+PC
- Product Dimensions
- 244.9 mm × 184.9 mm × 61.2 mm (9.64" × 7.28" × 2.41")
- Packaging Dimensions
- 328 mm × 146 mm × 278 mm (12.90" × 5.75" × 10.95")
- Net Weight
- 2.84 kg (6.26 lb)
- Gross Weight
- 3.40 kg (7.49 lb)
- 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
- Install separately
Certification
- 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
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