Câmara bullet DAHUA DH-HAC-HFW2241TUP-Z-A 2MP varifocal motorizada IR

DAHUA DH-HAC-HFW2241TUP-Z-A is a 2MP bullet surveillance camera featuring a motorized vari-focal lens and built-in infrared illumination for reliable low-light monitoring. Designed for outdoor use, the camera supports remote focal adjustment through its motorized zoom mechanism, enabling precise framing without physical lens changes. The camera's housing and mounting options allow installation on walls or ceilings, making it suitable for perimeter, parking and property surveillance where flexible field-of-view control and night-time visibility are required.

Advantages

The motorized vari-focal lens enables on-site or remote zoom and focus adjustments, reducing installation time and the need for manual lens changes. Integrated infrared LEDs provide consistent night-time monitoring up to the specified IR range, while the bullet form factor and weather-resistant housing simplify mounting outdoors. With 2MP resolution the camera delivers clear, high-definition video suitable for identification and evidence capture under a range of lighting conditions.

Suitable for

• Perimeter and fence line surveillance
• Parking lots and vehicle monitoring
• Residential property and small commercial sites
• Entrances, gates and access points requiring focal adjustments

Key specifications

• Image sensor: 2 megapixel resolution for high-definition video capture
• Lens type: motorized vari-focal lens with remote zoom and focus control
• Infrared illumination: built-in IR LEDs for night vision capability
• Form factor: bullet-style housing suitable for wall or ceiling mounting
• Environmental rating: outdoor-ready construction with weather resistance
• Video output: high-definition analog/HD-over-coax compatible signal

How to use

Mount the camera on a stable wall or ceiling surface using appropriate anchors and the supplied bracket, ensuring a clear field of view. Connect power and the video cable to the compatible DVR or monitoring system following the system manufacturer's wiring guidelines. Use the DVR interface or the camera's control protocol to operate the motorized vari-focal lens for remote zoom and focus adjustments until the desired framing and clarity are achieved. Configure exposure, white balance and any available image enhancement settings on the recorder or camera to match site lighting conditions.

Recommendations

Position the camera at a height and angle that minimize glare from nearby light sources and maximize coverage of the intended area. Regularly check lens and housing seals and clean the exterior lens surface to maintain image quality, and verify IR performance after installation to ensure reliable night-time monitoring.