SD8A440GA-HNV - is a 4MP Starlight IP PTZ camera designed for professional video surveillance of large areas, thanks to the 5.6-223 mm motorized lens with 40x optical zoom that guarantees detailed monitoring even at long distances. Equipped with a 1/1.8" STARVIS™ sensor , Starlight technology, IR illumination up to 500 meters and Auto Tracking , it offers clear images in any light conditions. The advanced Artificial Intelligence functions include Perimeter Protection , Face Detection , SMD and video metadata management, improving alarm accuracy and event analysis. IP67 certification ensures maximum reliability even in the most difficult outdoor environments. Dahua
SD8A440GA-HNV | 4MP PTZ IP CAMERA WITH 5.6-223mm VARIFOCAL LENS - ARTIFICIAL INTELLIGENCE - POE

The Dahua SD8A440GA-HNV is a 4MP Starlight PTZ IP camera designed for large area surveillance, equipped with a 5.6-223 mm motorized lens with 40x optical zoom and a 1/1.8" STARVIS™ CMOS sensor for detailed images even in low light conditions. Thanks to the IR illuminator up to 500 meters , the Auto Tracking function and advanced AI technologies such as Perimeter Protection , Face Detection , SMD and Video Metadata management, it guarantees precise monitoring and a reduction in false alarms. The IP67 certified structure ensures reliability in extreme outdoor environments, while Smart H.265+ compression optimizes bandwidth and storage space.
Main specifications:
- 4MP resolution (2560×1440)
- 5.6-223mm motorized optics
- 40x optical zoom
- Starlight Technology
- IR up to 500m
- AI Auto Tracking
- Face Detection
- Perimeter Protection
- SMD and Video Metadata
- Smart H.265+ compression
- IP67 protection
- HI-PoE
Further details
WizMind's advanced AI features include Perimeter Protection , Face Detection , SMD , Auto Tracking and Video Metadata analysis, improving target recognition and dramatically reducing false alarms.
It supports dedicated audio input and output with compatibility for major audio compression codecs, allowing integration with advanced communication and recording systems.
Technical data sheet
| MODEL | SD8A440GA-HNV |
| Room | |
| Image Sensor | 1/1.8" CMOS |
| Pixel | 4 MP |
| Max. Resolution | 2560 (H) × 1440 (V) |
| ROM | 4 GB |
| RAM | 1 GB |
| Scanning System | Progressive |
| Electronic Shutter Speed | 1/1 s–1/30,000 s |
| Min. Illumination | Color: 0.001 [email protected] B/W: 0.0001 [email protected] 0 Lux (IR light on) |
| Illumination Distance | 500 m (1640.42 ft) (IR) |
| Illuminator On/Off Control | Prio Zoom; Manual; Smart IR; Off |
| Illuminator Number | 10 (IR) |
| Wiper | Smart wiper |
| Lens | |
| Focal Length | 5.6 mm–223 mm |
| Max. Openings | F1.6–F4.9 |
| Field of View | H: 63.9°–2.1°; V: 37.3°–1.2°; D: 71.2°–2.4° |
| Optical Zoom | 40x |
| Focus Control | Auto; semi-auto; manual |
| Close Focus Distance | 1 m–5 m (3.28 ft–16.40 ft) |
| Iris Control | Car |
| PTZ | |
| Pan/Tilt Range | Pan: 0° to 360° endless Tilt: –30° to 90°, auto flip 180° |
| Manual Speed Control | Pan: 0°/s–180°/s Tilt: 0°/s–100°/s |
| Preset Speed | Pan: 0°/s–180°/s Tilt: 0°/s–100°/s |
| Presets | 300 |
| Tour | 8 (up to 32 presets per tour) |
| Pattern | 5 |
| Scan | 5 |
| Power-off Memory | Yes |
| Idle Motion | Preset; Pattern; Tour; Scan |
| PTZ Protocol | DH-SD Pelco-P/D (auto recognition) |
| Intelligence | |
| Video Metadata | Motor vehicle, non-motor vehicle, face, and human body detection; bounding boxes; optimization; capturing pictures; uploading high-quality face snapshots Motor vehicle attributes: License plate, plate color, vehicle type, vehicle color, vehicle logo, vehicle model/year, sun visor, seatbelt, smoking, calling, ornament, and annual inspection sticker |
| IVS (Perimeter Protection) | Tripwire; intrusion; crossing fence detection; loitering detection; abandoned/missing object; fast moving; parking detection; people gathering; vehicle/human alarm classification; linkage tracking |
| Face Detection | Supports face detection, face bounding box, optimization, capturing snapshots, uploading high-quality face snapshots, and enhancing face images. Attribute extraction is also supported, where 6 attributes and 8 expressions can be detected. Face cutout is also offered, where you can cutout one face at a time and customize the size to be a one-inch photo. The supported methods for capturing snapshots are real-time capturing, quality first, and selecting a preferred image among a group of snapshots |
| Auto Tracking | Yes |
| SMD | Yes |
| Video | |
| Video Compression | Smart H.265+; H.265; Smart H.264+; H.264; H.264B; H.264H; MJPEG (Sub Stream) |
| Streaming Capability | 3 streams |
| Resolution | 4M (2560 × 1440); 3M (2048 × 1536); 1080p (1920 × 1080); 1.3M (1280×960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240) |
| Video Frame Rate | Main stream: 4M/3M/1080p/1.3M/720p (1–25/30 fps) Sub stream 1: D1/VGA/CIF (1–25/30 fps) Sub stream 2: 1080p/1.3M/720p (1–25/30 fps) |
| Bit Rate Control | CBR/VBR |
| Video Bit Rate | H264: 96 Kbps–14,848 Kbps H265: 38 Kbps–8,960 Kbps |
| Day/Night | Auto (ICR); Color; B/W |
| BLC | Yes |
| WDR | 140 dB |
| HLC | Yes |
| White Balance | Car; manual; tracking; outdoor; indoor; car outdoors; sodium lamp (car); sodium lamp |
| Gain Control | Auto/manual |
| Noise Reduction | 2D NR; 3D NR |
| Motion Detection | Yes |
| Image Stabilization | Electronic Image Stabilization (EIS) |
| Region of Interest (RoI) | Yes |
| Defog | Electronic |
| Digital Zoom | 16× |
| Image Rotation | 180° |
| Privacy Masking | Up to 24 areas, and up to 8 areas in the same view: multiple colors available |
| S/N Ratio | ≥ 55 dB |
| Audio | |
| Audio Compression | PCM; G.711a; G.711Mu; G.726; MPEG2-Layer2; G722.1; G729; G723 |
| Network | |
| Network | RJ-45 (10/100 Base-T) |
| Network Protocol | HTTP;HTTPS;TCP/IP;IPv4;RTSP;UDP;SMTP;NTP;DHCP;DNS;DDNS;IPv6;802.1x;SSL;Qos;FTP;UPnP;ICMP;SNMP;IGMP;ARP;RTCP; RTP;PPPoE;RTMP;Bonjour;NFS |
| Interoperability | ONVIF (Profile S & Profile G & Profile T); CGI; SDK |
| Streaming Method | Unicast/Multicast |
| User/Host | 20 (total bandwidth: 64 M) |
| Storage | Micro SD card (512GB); FTP/SFTP; NAS |
| Browser | IE 9 and later versions Chrome 42 and later versions Firefox 50 and later versions Safari 10 and later versions |
| Mobile Client | iOS; Android |
| Port | |
| RS-485 | 1 (baud rate 1200 bps–9600 bps) |
| Audio Input | 1 channel (LINE IN, bare wire) |
| Audio Output | 1 channel (LINE OUT, bare wire) |
| Alarm Linkage | Capture; presets; tours; pattern; recording; alarm digital input; audio; send email |
| Alarm Event | Motion/tampering detection; audio detection; network disconnection detection; IP conflict detection; encoder state detection; memory card state detection; memory space detection; power exception detection |
| Alarm I/O | 7/2 |
| Audio I/O | 1/1 |
| Power | |
| Power Supply | 36 VDC/2.23A ± 25% HI-PoE |
| Power Consumption | Basic: 17 W Max.: 32 W (illuminator + heater + PTZ) |
| Environment | |
| Operating Temperature | –40 °C to +70 °C (–40 °F to +158 °F) |
| Operating Humidity | ≤95% |
| Protection | IP67; TVS 6000V lightning proof; surge protection; voltage transient protection |
| Structure | |
| Product Dimensions | 415.9 mm × Φ262.0 mm (16.37" × Φ10.31") |
| Net Weight | 8.5 kg (18.74 lb) |
| Gross Weight | 13.1 kg (28.88 lb) |


