Technical Specifications
| Specification | Details |
|---|---|
| Brand | Dahua |
| Model | DH-HAC-B1A21-U-0280B |
| Product Type | 2MP HDCVI IR Fixed-Focal Bullet Camera |
| Series | Dahua Cooper Series |
| Image Sensor | 2MP CMOS |
| Maximum Resolution | 1920 × 1080 |
| Scanning System | Progressive Scan |
| Minimum Illumination | 0.02 Lux @ F2.0 (Color); 0.002 Lux @ F2.0 (B/W); 0 Lux with Illuminator On |
| S/N Ratio | More than 65 dB |
| Lens Type | Fixed-Focal |
| Focal Length | 2.8mm |
| Lens Mount | M12 |
| Maximum Aperture | F2.0 |
| Field of View | Horizontal: 100° / Vertical: 54° / Diagonal: 117° |
| Close Focus Distance | 0.5m |
| IR Illumination Distance | Up to 30m |
| IR Illumination | Smart IR |
| Illuminator Control | Auto / Manual |
| Day & Night | Auto ICR / Color / B&W |
| Video Output | HDCVI / TVI / AHD / CVBS |
| Frame Rate | 1080p @ 25fps PAL / 1080p @ 30fps NTSC |
| CVBS Resolution | 960H |
| WDR | DWDR |
| Backlight Compensation | BLC |
| Noise Reduction | 2DNR |
| White Balance | Auto |
| Gain Control | Auto |
| Electronic Shutter | PAL: 1/25s–1/100,000s; NTSC: 1/30s–1/100,000s |
| Angle Adjustment | Pan: 0°–360° / Tilt: 0°–90° / Rotation: 0°–360° |
| DORI – Detect | 44.7m |
| DORI – Observe | 17.9m |
| DORI – Recognize | 8.9m |
| DORI – Identify | 4.5m |
| Video Interface | 1 × BNC |
| Power Supply | 12V DC ±30% |
| Power Consumption | Maximum 2.8W with IR On |
| Protection | IP67 |
| Operating Temperature | -40°C to +60°C |
| Operating Humidity | Less than 95% RH, Non-Condensing |
| Storage Temperature | -40°C to +60°C |
| Storage Humidity | Less than 95% RH, Non-Condensing |
| Casing Material | Plastic |
| Dimensions | 146.1 × 70.0 × 69.8mm |
| Net Weight | Approx. 0.15kg |
| Installation | Wall Mount / Ceiling Mount / Vertical Pole Mount |
