TPC-BF4441-B13F6-V1 - is a professional thermal IP bullet camera designed for perimeter protection and thermal monitoring over medium and long distances. It integrates a 400×300 px VOx thermal sensor and a 4 MP (2688×1520) optical camera with 13 mm thermal lens and 6 mm visible lens , offering high precision in the detection of people, vehicles and thermal anomalies. The advanced AI functions include heat detection, intrusion, line crossing, people and vehicle classification and smoke detection , significantly reducing false alarms. The solution is completed by two-way audio , integrated sound and light alarm , recording on MicroSD up to 512 GB , PoE/ePoE power supply and IP67 protection, ideal for professional security and thermal control applications. Dahua
TPC-BF4441-B13F6-V1 | POE THERMAL BULLET IP CAMERA WITH 6mm FIXED LENS - 13mm THERMAL LENS - 4 MEGAPIXELS - ARTIFICIAL INTELLIGENCE - TWO-WAY AUDIO

The Dahua TPC-BF4441-B13F6-V1 is a professional thermal IP bullet camera designed for perimeter monitoring and advanced thermal anomaly detection. It combines a 400×300 px VOx thermal sensor with a 4 MP (2688×1520) optical camera , equipped with a 13 mm thermal lens and a 6 mm visible lens , ensuring high accuracy in medium and long distance applications. AI functions include heat detection, line crossing, intrusion, people and vehicle classification and smoke detection , ensuring intelligent surveillance with false alarm reduction. The features also include two-way audio , integrated sound and light alarm , MicroSD support up to 512 GB , PoE/ePoE power supply and IP67 protection for professional outdoor installations.
Main specifications:
- Thermal sensor 400×300
- 4 MP optical camera
- 13mm thermal optics and 6mm visible optics
- AI people and vehicles
- Smoke and heat detection
- Two-way audio
- Sound and light alarm
- PoE/ePoE
- IP67
Further details
The TPC-BF4441-B13F6-V1 version integrates a 6mm F1.6 visible lens with a 4MP (2688×1520) CMOS sensor , offering high-definition images and a 56.1° field of view , ideal for monitoring perimeter areas, infrastructure and industrial sites.
The 13 mm thermal optics guarantees high performance in the detection of thermal anomalies and heat sources at a distance, with a field of view of 20.92° × 15.77° , making it particularly suitable for security and fire prevention applications.
✅ Two-way audio:
Technical data sheet
| TPC-BF4441-B13F6-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) | ≤35 mK (@f/1.0) |
| Field of View | H: 20.92°; V: 15.77° |
| Thermal Focus Control | Fixed-focal |
| Close Focus Distance | 4 m |
| Digital Detail Enhancement (DDE) | Yes |
| Digital Zoom | 19 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 | 1/2.7" CMOS |
| Max. Resolution | 2688 (H) × 1520 (V) |
| Pixel | 4 MP |
| Horizontal Definition | ≥1100 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 | Yes |
| HLC | Yes |
| Day/Night | Auto (ICR); Color; B/W |
| Iris Control | Fixed |
| Image Flip | 180°; Mirror |
| Exposure Compensation | Yes |
| Visible Focus Control | Fixed-focal |
| Field of View | H: 56.1°; V: 30.1° |
| Close Focus Distance | 2.5 m |
| Openings | F1.6 |
| Illuminator On/Off Control | Auto; manual |
| Illumination Distance | 30 m |
| Audio and Video | |
| Video Compression | H.265; H.264M; H.264H; H.264B |
| Video Compression | Thermal: Main stream: 1280×1024; 1280×960; 1280×720; 400×300; 1280 × 960 (default) Sub stream: 640 × 512; 640×480; 400 × 300; 400 × 300 (default) Visible: Main stream: 2688 × 1520; 2560 × 1440; 1920×1080; 1280 × 720); 704×576; 2560 × 1440 (default) Sub streams: 704 × 576; 352×288; 704 × 576 (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.711 mu |
| Image Encoding Format | JPEG |
| Function | |
| Two-way Audio | Yes |
| Sound and Light Alarm | Local audio and white light alarm prompts |
| Network Protocol | IPv4/IPv6; HTTP; HTTPS; 802.1x; QoS; FTP; SMTP; UPnP; SNMP; DNS; DDNS; NTP; RTSP; RTP; TCP; UDP; IGMP; ICMP; DHCP; PPPoE |
| Region of Interest (RoI) | Yes (customizable) |
| Storage | FTP; Micro SD card (512 GB, hot swapping) |
| Interoperability | ONVIF; CGI; DaHua SDK |
| Browser | IE; Firefox; Chrome; Safari |
| 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. Off by default |
| PIP | Yes |
| Intelligence | |
| Heat Detection | Yes |
| Cold/Hot Spot Trace | Yes |
| Perimeter Protection | Yes. Supports tripwire and intrusion |
| Target Distinction | Human/Vehicle Classification |
| Smoke Detection | Yes |
| Port | |
| Analog Output | 1 × CVBS output; BNC port |
| Network Port | 1 × RJ-45 (10/100 Base-T) |
| Alarm Input | 2 |
| Alarm Output | 2 |
| Audio Input | 1 |
| Audio Output | 1 |
| RS-485 | 1 |
| Power | |
| Power Supply | 12 VDC ± 20%, PoE (802.3af), ePoE |
| Power Consumption | Basic: 4.68W (12VDC); 5.4W (PoE) Max: 11.88W (12VDC); 12.8W (PoE) |
| ePoE | Yes |
| Environment | |
| Operating Temperature | –30 °C to +70 °C (–22 °F to +158 °F) |
| Operating Humidity | ≤95% |
| Storage Temperature | –40 °C to +70 °C (–40 °F to +158 °F) |
| Physical Characteristics | |
| Protection | IP67 |
| Reliability | Surge protection: 6 kV Air discharge: 15 kV Contact discharge: 8 kV |
| Structure | |
| Product Dimensions | 300.9mm × 130.2mm × 120.1mm |
| Packaging Dimensions | 365 mm × 175 mm × 176 mm |
| Net Weight | ≤1.4 kg |
| Gross Weight | ≤1.9 kg |
| Lens | Included |
| Certification | |
| Certifications | CE/FCC |


