DAHUA HAC-B2A21 – 2MP HDCVI Bullet Camera

The DAHUA HAC-B2A21 is a high-definition 2MP bullet camera engineered for reliable and efficient surveillance. It delivers crisp 1080p video at up to 30 frames per second and supports multiple output formats, including CVI, TVI, AHD, and CVBS, making it versatile for both modern and legacy systems.

Key Features

• Full HD Video Output: Captures 1080p resolution video, ideal for detailed surveillance needs.

• Smart IR Technology: Ensures uniform illumination in low-light environments with IR coverage up to 20 meters.

• HDCVI Coaxial Transmission: Transmits video, audio (select models), power, and control data over a single coaxial cable. Supports PoC and long-distance transmission (up to 700m via coax and 300m via UTP).

• Durability and Protection: Built with an IP67-rated metal housing for outdoor resilience, capable of withstanding extreme temperatures (-40°C to +60°C) and up to 4KV lightning protection.

• Lens Options: Comes with fixed focal lengths of 2.8mm, 3.6mm, or 6mm. The 3.6mm lens offers an approximate 80° horizontal field of view.

• Advanced Image Controls: Includes a multi-language OSD menu, support for BLC, HLC, DWDR, and AGC for adaptable image optimization.

• Mounting Flexibility: Suitable for wall, ceiling, or pole installation.

Technical Specifications

• Image Sensor: 1/2.7″ CMOS, 2MP (1920×1080)

• Minimum Illumination: 0.04 lux in color mode; 0 lux with IR enabled

• IR Range: Up to 20 meters

• Power Supply: 12V DC ±30%, consumption approx. 2.7–2.8W

• Dimensions: Approx. 157 × 70 × 70 mm

• Weight: 0.25 kg

Advantages

• Seamless upgrade for traditional analog surveillance systems using existing coaxial infrastructure

• Excellent performance in outdoor settings with harsh weather conditions

• Multiple lens options for tailored field coverage

• Reliable infrared night vision