IPC-HDW1431T-ZS-S4 is a 4MP network camera with 1/3" CMOS sensor and 2.8–12 mm vari-focal motorized lens, ideal for indoor and outdoor environments. It records in high definition up to 2688×1520 at 20 fps , supports Smart H.265+ , WDR 120 dB , 3D NR , IR illumination up to 50 meters and intelligent motion detection. Thanks to IP67 protection, PoE power supply, 3D rotation and advanced cyber security functions, it offers high performance even in difficult conditions. It supports microSD up to 256 GB and easily integrates with Dahua or ONVIF software. A professional solution for reliable and efficient video surveillance. Dahua
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IPC-HDW1431S-S4 | VARIFOCAL OPTIC IP CAMERA 2.8-12mm - MOTION DETECTION - SMART ILLUMINATION

The Dahua IPC-HDW1431T-ZS-S4 is an outdoor camera with 4MP resolution, motorized vari-focal lens, infrared night vision up to 50 meters and advanced video encoding and intelligent analysis functions. Compact, robust and protected with IP67 grade, it is perfect for professional applications in residential, commercial and industrial sectors.
Main specifications:
- 1/3" 4MP CMOS sensor with output up to 2688 × 1520 @20 fps and Smart H.265+/H.264+ compression
- 2.8–12mm motorized vari-focal lens, with FOV from 98° to 31°, perfect for remote-controlled zoom
- IR night vision up to 50 meters with Smart Illumination adjusted according to the distance of the subject
- Intelligent video analytics: motion detection, tampering, network loss, illegal access, defocus and more
- IP67 protection and advanced cybersecurity: video encryption, authentication, HTTPS, secure firmware
- Integrated storage on microSD up to 256 GB + compatibility with NAS, FTP and SFTP
Further details
✅ Smart Lighting:
✅ Network:

Technical data sheet
MODEL | IPC-HDW1431S-S4 |
Room | |
Image Sensor | 1/3”4Megapixel progressive CMOS |
Max. Resolution | 2688 (H) ×1520 (V) |
ROM | 128 MB |
RAM | 128 MB |
Scanning System | Progressive |
Min. Illumination | Auto/Manual 1/3 s–1/100000 s |
Y/N Ratio | > 56 dB |
Min. Illumination | 0.03 Lux @ F1.7 |
Illumination Distance | 50 m (164.0 ft) |
Illuminator On/Off Control | Auto/Manual |
Illuminator Number | 2(IR LED) |
Pan/Tilt/Rotation Range | Pan: 0°–355° Tilt: 0°–78° Rotation: 0°–360° |
Lens | |
Lens Type | Motorized vari-focal |
Mount Type | φ14 |
Focal Length | 2.8mm–12mm |
Max. Openings | F1.7 |
Field of View | Horizontal: 98°–31° Vertical: 55°–18° Diagonal: 116°–36° |
Iris Type | Fixed |
Close Focus Distance | 0.8 m (2.6 ft) |
Video | |
Video Compression | H.265; H.264; H.264B; MJPEG(only supported by sub stream) |
Smart Codec | Smart H.265+/ Smart H.264+ |
Video Frame Rate | Main Stream: 2688 × 1520 (1fps–20fps) 2560 × 1440 (1fps–25/30fps) Sub Stream: 704 × 576 (1 fps–20/25 fps) 704 × 480 (1fps–20/30fps) |
Streaming Capability | 2 stream |
Resolution | 2688 × 1520 (2688 × 1520); 2560 × 1440 (2560 × 1440); 2304 × 1296 (2304 × 1296); 1080p (1920 × 1080); 1.3M (1280×960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 ×240) |
Bitrate Control | CBR; VBR |
Video Bitrate | H.264: 32kbps–6144kbps H.265: 12kbps–6144kbps |
Day/Night | Auto(ICR)/Color/B/W |
BLC | Yes |
HLC | Yes |
WDR | 120dB |
White Balance | Auto/natural/street lamp/outdoor/manual/regional custom |
Gain Control | Manual/Auto |
Noise Reduction | 3D NR |
Motion Detection | OFF/ON (4 areas, rectangular) |
Region of Interest (RoI) | Yes (4 areas) |
Smart Lighting | Yes |
Image Rotation | 0°/90°/180°/270° (Support 90°/270° with 2688 × 1520 |
Mirror | Yes |
Privacy Masking | 4 areas |
Alarm | |
Alarm Event | Network disconnection; IP conflict; motion detection; video tampering; illegal access; voltage detection; security exception; defocus detection; |
Network | |
Network | RJ-45 (10/100Base-T) |
SDK and API | Yes |
Cyber Security | Video encryption; firmware encryption; configuration encryption; Digests; WSSE; account lockout; security logs; IP/MAC filtering; generation and importing of X.509 certification; syslog; HTTPS; 802.1x; trusted boot; trusted execution; trusted upgrade |
Protocol | IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP ; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; PPPoE; Good morning |
Interoperability | ONVIF (Profile S/Profile G/Profile T); CGI; Milestones; Genetec; P2P |
User/Host | 20 |
Storage | FTP; SFTP; Micro SD card (support max. 256GB); NAS |
Browser | IE Chrome Firefox |
Management Software | Smart PSS; DSS; DMSS |
Mobile Client | Android;iOS |
Certification | |
Certifications | CE-LVD: EN62368-1 CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU FCC: 47 CFR FCC Part 15, Subpart B |
Power | |
Power Supply | 12V DC/POE (802.3af) |
Power Consumption | < 6.9W |
Environment | |
Operating Conditions | -30°C to +60°C (-22°F to +140°F)/less than≤95% |
Storage Conditions | -40°C to +60°C (-40°F to +140°F) |
Protection | IP67 |
Structure | |
Casing | Inner core: metal; cover: metal |
Product Dimensions | 108.3 mm × Φ122 mm (4.3" × Φ4.8") |
Net Weight | 0.69 kg (1.5 lb) |
Gross Weight | 0.87 kg (1.9 lb) |