TPC-BF5641-B9F4-J-S5-V1 - is a professional IP thermal camera designed for perimeter protection and early fire detection in outdoor environments. It combines a highly sensitive 640×512 px VOx thermal sensor ( NETD ≤20 mK ) with a 4MP (2688×1520) optical camera , equipped with 9mm thermal lens and 4mm visible lens , to ensure detailed images and precise thermal monitoring. The advanced Xinghan Large-Scale Model AI features support Heat Detection, Smoke Detection, Tripwire, Intrusion Detection and intelligent classification of people and vehicles , dramatically reducing false alarms. The solution is completed by two-way audio , integrated sound and light alarm , illumination up to 80 meters , PoE/ePoE support, MicroSD memory up to 512 GB , IP67 protection, IK10 resistance and TPM 2.0 security module for maximum operational reliability. Dahua
TPC-BF5641-B9F4-J-S5-V1 | POE THERMAL BULLET IP CAMERA WITH 4mm FIXED LENS - 9mm THERMAL LENS - 4 MEGAPIXELS - ARTIFICIAL INTELLIGENCE - TWO-WAY AUDIO - FIRE DETECTION

The Dahua TPC-BF5641-B9F4-J-S5-V1 is a professional thermal IP camera designed for perimeter protection and early fire detection. It integrates a 640×512 px VOx thermal sensor with NETD sensitivity ≤20 mK and a 4 MP (2688×1520) optical camera equipped with 9 mm thermal lens and 4 mm visible lens , ensuring precise images and reliable monitoring. The advanced AI Xinghan Large-Scale Model features support Heat Detection, Smoke Detection, Tripwire, Intrusion Detection and people and vehicle classification , reducing false alarms. The solution is completed by two-way audio , integrated sound and light alarm , illumination up to 80 meters , PoE/ePoE support, MicroSD memory up to 512 GB , IP67 protection, IK10 resistance and TPM 2.0 security module.
Main specifications:
- Thermal sensor 640×512
- 4 MP optical camera
- 9mm thermal optics and 4mm visible optics
- AI people and vehicles
- Smoke and fire detection
- Two-way audio
- Sound and light alarm
- PoE/ePoE
- IP67 and IK10
Further details
The TPC-BF5641-B9F4-J-S5-V1 version integrates a 4mm F1.6 visible lens with 4MP (2688×1520) CMOS sensor , offering high definition images and a wide 87° field of view , ideal for open area monitoring and perimeter surveillance.
The 9mm thermal optic with fixed focus technology provides a 50° × 39.6° field of view , enabling accurate detection of people, vehicles and thermal anomalies even in difficult environmental conditions.
✅ Two-way audio:
Technical data sheet
| TPC-BF5641-B9F4-J-S5-V1 | |
| Thermal | |
| Detector Type | Vanadium oxide uncooled focal plane detector |
| Effective Pixels | 640 (H) × 512 (V) |
| Pixel Pitch | 12 μm |
| Spectral Range | 8 μm–14 μm |
| Sensitivity (NETD) | ≤20 mK (@f/1.0) |
| Field of View | H: 50.0°: V: 39.6° |
| Thermal Focus Control | Fixed-focal |
| Close Focus Distance | 1.8 m (5.91 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 | Yes |
| HLC | Yes |
| Day/Night | Auto (ICR); Color; B/W |
| Iris Control | Fixed |
| Image Flip | 180°; Mirror |
| Field of View | H: 87.0°; V: 47.3° |
| Close Focus Distance | 1.2 m (3.94 ft) |
| Openings | F1.6 |
| 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 | Network disconnection detection; IP conflict detection; memory card state detection; memory space detection |
| 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 |
| 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 |


