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Excellent 4K PTZ clarity with smooth movement.
SD8A840WA-HNF
Dahua 4K IP Cameras
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SD8A840WA-HNF
Dahua 4K IP Cameras
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SD8A840WA-HNF is a dome IP camera featuring an 8MP sensor, a fixed 4mm lens with a 90° field of view, and advanced video compression using H.265 to ensure efficient data management. Designed with EXIR low-light technology and true day/night (ICR) capability, it delivers consistent image quality in both bright and low-light environments.
SD8A840WA-HNF is ideally deployed in offices, retail environments, parking areas, government buildings, and critical infrastructure sites. The camera supports PoE connectivity, offers built-in MicroSD storage of up to 128 GB, complies with ONVIF standards, and incorporates smart detection features including motion, intrusion, line crossing, and face detection.
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 SD8A840WA-HNF |  DH-IPC-HF8835FN | |
|---|---|---|
| Product Type | IP Camera | IP Camera |
| Camera Type | Dome | Dome |
| Mounting Option | Ceiling | Wall / Ceiling / Pole / Pendant / Corner / Flush / N/A |
| Color | Black | Black |
| Use Case | Indoor Surveillance | Indoor Surveillance / Outdoor Monitoring / Office / Retail |
| Resolution | 8MP | 4MP |
| Lens Type | Fixed | Varifocal |
| Focal Length | 4mm | 2.7–13.5mm |
| Field of View | 90° | Adjustable |
| Image Sensor | 1/2.8" CMOS | 1/2.8" CMOS |
| Frame Rate | 30 FPS | 30 FPS |
| Infrared Range | 30m | 30m |
| Low Light Technology | EXIR | EXIR |
| Day/Night Mode | True Day/Night (ICR) | True Day/Night (ICR) |
| Video Compression | H.265 | H.265 |
| Audio Support | Built-in Mic | Built-in Mic |
| Storage Options | MicroSD | MicroSD |
| Max Storage Capacity | 128 GB | 128 GB |
| Power Supply | PoE | PoE |
| Network Interface | 1 x RJ-45 | 1 x RJ-45 |
| Wireless Support | No | No |
| ONVIF Compliance | Yes | Yes |
| Smart Features | Motion Detection / Intrusion Detection / Line Crossing / Face Detection | Motion Detection / Intrusion Detection / Line Crossing / Face Detection |
| Vandal Resistance | IK08 | None |
| Weather Rating | IP67 | IP67 |
| Product Name | SD8A840WA-HNF | DH-IPC-HF8835FN |
| Height | 3.2 inches | 4.3 inches |
| Width | 3.2 inches | 3.2 inches |
| Depth | 2.8 inches | 3.2 inches |
| Weight | 1.5 lbs | 1.5 lbs |
Excellent 4K PTZ clarity with smooth movement.
Reliable tracking and zoom accuracy.
Strong performance in large outdoor areas.
Stable video feed under continuous use.
Professional PTZ solution.
Consistent high end performance.
The Dahua SD8A840WA-HNF delivers 4K Ultra HD (3840 × 2160) resolution at up to 30 fps, ensuring crystal-clear video details.
Yes, the SD8A840WA-HNF supports 802.3at PoE, allowing video and power transmission over a single Ethernet cable for simplified installation.
This PTZ camera offers 360° endless pan, +15° to –90° tilt, and 4× optical zoom, enabling comprehensive area coverage and precise targeting.
It features a 4.7–94 mm varifocal lens, providing a 67.3°–3.9° field of view for flexible close-up or wide-angle monitoring.