TPC-BF5441-B50Z3-J-S5-V1 - is a professional hybrid thermal camera designed for perimeter monitoring and security of critical sites. It integrates a high-sensitivity 400×300 VOx thermal sensor and a 4 MP CMOS optical sensor , combined with a 50 mm thermal lens and a 10-30 mm motorized visible lens , to ensure precise detection and detailed images even at long distances. The advanced Artificial Intelligence functions support heat detection, line crossing, intrusion and human/vehicle classification. The equipment also includes two-way audio , sound and light alarm , PoE/ePoE support, IP67 protection and up to 18 thermal vanes for effective management of professional surveillance activities. Dahua
TPC-BF5441-B50Z3-J-S5-V1 | POE THERMAL BULLET IP CAMERA 10-30mm VARIFOCAL LENS - 50mm THERMAL LENS - 4 MEGAPIXELS - ARTIFICIAL INTELLIGENCE - TWO-WAY AUDIO - FIRE AND SMOKE DETECTION

The Dahua TPC-BF5441-B50Z3-J-S5-V1 is a bispectral thermal camera designed for advanced perimeter protection and monitoring of sensitive areas. Thanks to the 400×300 VOx thermal sensor and the 4 MP CMOS optical sensor , it offers precise images in any environmental conditions. The combination of a 50 mm thermal lens and a 10-30 mm motorized visible lens with 3x optical zoom enables long-distance detection, while the Artificial Intelligence functions allow for the recognition of people and vehicles, heat detection, intrusion analysis and hot spot tracking. The solution is completed by two-way audio , audible and light alarm , PoE/ePoE support and IP67 protection for professional outdoor installations.
Main specifications:
- 400 × 300 VOx thermal sensor
- Thermal optics: 50 mm
- Visible camera: 4 MP CMOS
- Visible optics: 10-30 mm F1.7
- AI Xinghan: Man/Vehicle
- Smoke and fire detection
- Two-way audio
- Sound and light alarm
- Illumination: Up to 80 m
- Power: PoE 802.3af / ePoE
- IP67 and IK10
- Cybersecurity: TPM 2.0 integrated
Further details
The camera integrates a 10-30mm F1.7 motorized visible lens that allows for precise adjustment of framing and optical zoom, ensuring detailed images and a high ability to identify subjects at long distances.
The 50mm thermal optic ensures high performance in detecting people, vehicles and heat sources even in conditions of poor visibility, total darkness or the presence of smoke and fog.
✅ Two-way audio:
Technical data sheet
| TPC-BF5441-B50Z3-J-S5-V1 | |
| Thermal | |
| Detector Type | Vanadium oxide uncooled focal plane detector |
| Effective Pixels | 400 (H) × 300 (V) |
| Pixel Pitch | 12 μm |
| Spectral Range | 8 μm–14 μm |
| Sensitivity (NETD) | ≤20 mK (@f/1.0) |
| Field of View | H: 5.5°; V: 4.1° |
| Thermal Focus Control | Fixed-focal |
| Close Focus Distance | 55 m (180.45 ft) |
| Digital Detail Enhancement (DDE) | Yes |
| Digital Zoom | 24 levels |
| Thermal AGC | Auto/Manual |
| Thermal Noise Reduction | 2D NR/3D NR |
| Image Flip | 180°; Mirror |
| Color Palettes | 18 (white hot/black hot/fusion/rainbow/golden autumn/midday/iron red/amber/jade/sunset/icefire/painting/pomegranate/emerald /spring/summer/autumn/winter) |
| Visible | |
| Image Sensor | 1/1.8" CMOS |
| Max. Resolution | 2688 (H) × 1520 (V) |
| Pixel | 4 MP |
| Horizontal Definition |
Center ≥ 1200 TVL |
| Min. Illumination | Color: 0.01 lux Black & white: 0.001 lux 0 lux (white light on) |
| Visible AGC | Auto/Manual |
| Visible Noise Reduction | 2D NR/3D NR |
| S/N Ratio | >55 dB |
| White Balance | Car; manual; indoor; outdoor; tracking; sodium lamp; street lamp; natural |
| Defog | Electronic defog |
| Electronic Shutter Speed | 1 s–1/30,000 s (auto/manual) |
| BLC | Yes |
| WDR | DWDR |
| HLC | Yes |
| Day/Night | Auto (ICR); Color; B/W |
| Iris Control | Manual/Auto |
| Image Flip | 180°; Mirror |
| Field of View | H: 42°–15°;V: 22.8°–8.4° |
| Close Focus Distance | 9 m (29.53 ft) |
| Openings | F1.7 |
| Illuminator On/Off Control | Auto; manual |
| Illumination Distance | 80 m (262.47 ft) |
| Audio and Video | |
| Video Compression | H.265; H.264M; H.264H; H.264B |
| Video Compression | Thermal: Main stream: 1280×1024; 1280×720; 640×512; 1280 × 1024 (default); Sub stream: 640 × 512; 320×256; 640 × 512 (default) Visible: Main stream: 2688 × 1520; 1920×1080; 1280×720; 704×576; 2688 × 1520 (default); Sub streams: 704 × 576; 352×288; 352 × 288 (default) |
| Video Frame Rate | Thermal (50 Hz): Main stream: 1 fps–25 fps, 25 fps by default Sub stream: 1 fps–25 fps, 15 fps by default Visible (50 Hz): Main stream: 1 fps–25 fps, 25 fps by default Sub stream: 1 fps–25 fps, 15 fps by default Thermal (60 Hz): Main stream: 1 fps–30 fps, 30 fps by default Sub stream: 1 fps–30 fps, 15 fps by default Visible (60 Hz): Main stream: 1 fps–30 fps, 30 fps by default Sub stream: 1 fps–30 fps, 15 fps by default |
| Audio Compression | G.711a; G.711mu; PCM; AAC |
| Image Encoding Format | JPEG |
| Function | |
| Two-way Audio | Yes |
| Sound and Light Alarm | Yes |
| Network Protocol | HTTP; HTTPS; TCP; ARP; RTSP; RTP; UDP; RTCP; SMTP; FTP; DHCP; DNS; DDNS; PPPOE; IPv4/v6; SNMP; QoS; UPnP; NTP; Multicast; SFTP; 802.1x |
| Region of Interest (RoI) | Yes |
| Storage | FTP; Micro SD card (optional) |
| Interoperability | ONVIF; CGI; DaHua SDK |
| Browser | IE: IE8 and later (including the browsers with IE kernel, such as 360 Explorer, Sougou Explorer); Chrome: 42 and earlier; Firefox: 42 and earlier |
| User/Host | Up to 12 (total bandwidth: 64 MB) |
| Security | Authorized username and password; attached MAC address; HTTPS; IEEE 802.1x; controlled network access |
| User Management | Up to 20 users; supports multi-level user permissions (2 levels): management group and user group |
| Malfunction Detection | Network disconnection detection; IP conflict detection; memory card state detection; memory space detection |
| Fusion Mode | Yes |
| PIP | Yes |
| Micro SD Card (Max.) | 512 GB |
| Intelligence | |
| Heat Detection | Yes |
| Cold/Hot Spot Trace | Yes |
| Perimeter Protection | Yes. Supports tripwire and intrusion |
| Target Distinction | Human/Vehicle Classification |
| Smoke Detection | Yes (by pixel) |
| Port | |
| Analog Output | 1 × CVBS output; BNC port |
| Network Port | 1 × RJ-45 (10/100 Base-T) |
| Alarm Input | 2 |
| Alarm Output | 2 |
| Alarm Linkage | Recordings on SD card; digital output; e-mail; snapshot |
| Alarm Event | No SD card; low SD card space; SD card error; network disconnection; IP conflict; motion detection; video tampering; intrusion; tripwire; audio detection |
| Audio Input | 1 |
| Audio Output | 1 |
| RS-485 | 1 |
| Power | |
| Power Supply | 12-24 VDC (±10%), PoE (802.3af) |
| Power Consumption | Basic: 5.2 W (illuminator off, heater off, speaker off); Max: 16.2 W (illuminator on, heater on, speaker on) |
| ePoE | Yes |
| Environment | |
| Operating Temperature | –40 °C to +70 °C (–40 °F to +158 °F) |
| Operating Humidity | ≤95% |
| Storage Temperature | –40 °C to +70 °C (–40 °F to +158 °F) |
| Physical Characteristics | |
| Protection | IP67 |
| Product Dimensions | 300.9 mm × 130.2 mm × 120.1 mm (11.85" × 5.13" × 4.73") (L × W × H) |
| Packaging Dimensions | 423 mm × 180 mm × 178 mm (16.65" × 7.09" × 7.01") (L × W × H) |
| Net Weight | ≤2.35 kg (5.18 lb) |
| Gross Weight | ≤2.7 kg (5.95 lb) |
| Lens | Included |
| Reliability | Surge protection: 6 kV Air discharge: 15 kV Contact discharge: 8 kV |
| Vandal-proof Rating | Enclosure: IK10 |
| Anti-corrosion Level | Basic Protection *The products are designed for general use and are applicable even in areas with no specific requirements for anti-corrosion protection. |
| Certification | |
| Certifications | THERE IS |


