Dahua HAC-B1A21P-U-IL-A 2MP Smart Dual Light HDCVI Bullet CC Camera

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Key Features

Model: HAC-B1A21P-U-IL-A
Image Sensor: 2MP CMOS
Max Resolution: 1920 × 1080
IR Distance: 30 m illumination distance
IP67 Waterproof, Smart Dual Light

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Specification

General
Casing	Metal front cover + plastic rear barrel + metal bracket
Dimensions	146.1 mm × 70.0 mm × 69.8 mm (5.75" × 2.76" × 2.75")
Weight	0.23 kg (0.51 lb)
Pan/Tilt/Rotation	Pan: 0°–360° Tilt: 0°–90° Rotation: 0°–360°
Operating Conditions	–40 °C to +60 °C (–40 °F to +140 °F)
Storage Conditions	–40 °C to +60 °C (–40 °F to +140 °F)
Power Supply	12 VDC ± 30%
Power Consumption	Max 3.3 W (12 VDC, WLED on)
Camera
Image Sensor	2 MP CMOS
Effective Pixels	1920 (H) × 1080 (V)
Scanning System	Progressive
Electronic Shutter Speed	PAL: 1/25 s–1/100000 s NTSC: 1/30 s–1/100000 s
Minimum Illumination	0.02 lux@F2.0 (Color, 30 IRE); 0.002 lux@F2.0 (B/W, 30 IRE); 0 lux (Illuminator on)
S/N Ratio	>65 dB
IR Distance	IR: 30 m (98.43 ft); Warm light: 20 m (65.62 ft)
IR On/Off Control	Auto / Manual
IR LEDs	2 (Warm light);2 (IR light)
Lens
Lens Type	Fixed-focal
Mount Type	M12
Focal Length	2.8 mm; 3.6 mm; 6 mm
Max Aperture	F2.0
Angle of View	2.8 mm: H: 100°; V: 54°; D: 117° 3.6 mm: H: 80°; V: 43°; D: 94° 6 mm: H: 43°; V: 24°; D: 50°
Close Focus Distance	2.8 mm: 0.5 m (1.64 ft) 3.6 mm: 0.8 m (2.62 ft) 6 mm: 2.4 m (7.87 ft)
Video
Resolution	1080p (1920 × 1080); 960H (960 × 576/960 × 480)
Frame Rate	CVI: PAL: 1080p@25 fps NTSC: 1080p@30 fps AHD: PAL: 1080p@25 fps NTSC: 1080p@30 fps TVI: PAL: 1080p@25 fps NTSC: 1080p@30 fps CVBS: PAL: 960H NTSC: 960H
Video Output	Video output choices of CVI/TVI/AHD/CVBS by one BNC port
Day/Night	Auto(ICR)/Color/B/W
BLC Mode	BLC; HLC; DWDR
Gain Control	Auto/Manual
Noise Reduction	2D NR
Interface
Audio Interface	One channel built-in mic
Special Features
Features	Smart Dual Light. 30 m illumination distance. Super Adapt. Built-in MIC. IP67
Warranty
Warranty	1 Year

Product Details

Dahua HAC-B1A21P-U-IL-A 2MP Smart Dual Light HDCVI Bullet CC Camera

The Dahua HAC-B1A21P-U-IL-A 2MP Smart Dual Light HDCVI Bullet CC Camera is a reliable surveillance solution designed for both indoor and outdoor monitoring. It delivers Full HD 1080p resolution with a 2.8mm fixed lens, ensuring sharp and detailed video quality for homes, offices, and commercial spaces. Equipped with Smart Dual Light technology, it provides intelligent night vision with IR and warm light illumination up to 25 meters, automatically switching to full‑color imaging when motion is detected. With a built‑in microphone for audio recording, multi‑format support (CVI/CVBS/AHD/TVI), and durable weather‑resistant housing, the Dahua HAC-B1A21P-U-IL-A offers dependable performance, easy integration, and enhanced security at an affordable price.

Smart Night Vision

Featuring Smart Dual Light technology, the Dahua HAC-B1A21P-U-IL-A CC Camera intelligently switches between infrared and warm light modes, ensuring clear visibility in complete darkness. This reduces false alarms and delivers full‑color video at night, making it ideal for environments that require accurate monitoring after hours.

Audio and Compatibility

Constructed with a weather‑resistant casing, the Dahua HAC-B1A21P-U-IL-A is built to withstand outdoor conditions while maintaining reliable performance. Its compact bullet design allows flexible installation with 360° pan, 90° tilt, and 360° rotation, ensuring optimal coverage for perimeter security, parking lots, and commercial sites.

Durable Outdoor Design

The Dahua CC Camera integrates a built‑in microphone for one‑way audio recording, adding valuable context to video footage. Supporting CVI, CVBS, AHD, and TVI formats, the Dahua Bullet CC Camera works seamlessly with different DVRs and surveillance systems, offering flexibility for upgrades or expansions.