Câmara IP Hikvision DS-2CD2043G2-LIZ2UY/SL (objetiva varifocal 2,8–4 mm) preto

The Hikvision IP camera DS-2CD2043G2-LIZ2UY/SL (varifocal 2.8–4 mm) black is a compact network camera designed for video surveillance in retail, office and residential environments. It delivers high-resolution imaging with a varifocal lens that allows adjustment of the field of view between 2.8 and 4 mm. The camera is intended for indoor and sheltered outdoor use, offering flexible mounting options and integration into standard IP video systems.

Advantages

This camera combines adjustable optics and high-resolution image capture to provide clear video across different viewing angles. The varifocal 2.8–4 mm lens enables quick adaptation between wider area coverage and more focused monitoring without replacing the unit. The compact black housing supports discreet installation, and compatibility with common network video protocols simplifies integration into existing security systems.

Suitable for

• Indoor surveillance of retail spaces and shop floors
• Monitoring office interiors, corridors and lobbies
• Residential security in sheltered outdoor areas such as porches
• Small to medium-sized IP CCTV systems requiring flexible field-of-view

Key specifications

• Optical system: varifocal lens with adjustable focal length 2.8–4 mm
• Image resolution: high-resolution network video (model supports multi-megapixel capture)
• Form factor: compact, fixed camera housing in black finish
• Mounting: suitable for wall or ceiling installation, indoor and sheltered outdoor placement
• Network connectivity: standard IP-based video transmission and integration with network video recorders and VMS

How to use

Install the camera on a stable surface such as a wall or ceiling at a height that provides the desired coverage. Adjust the varifocal lens to the required focal length within the 2.8–4 mm range to set the preferred field of view. Connect the camera to the local network using Ethernet and configure IP settings and user access through the camera's web interface or your network video management software. Position and fine-tune the angle and focus while viewing live video to confirm optimal framing and sharpness.

Recommendations

For reliable performance, mount the camera in a sheltered location to reduce direct exposure to rain and extreme weather. Use a stable PoE-enabled switch or properly rated power adapter and follow manufacturer guidance for cabling and grounding. Regularly check lens cleanliness and firmware updates to maintain image quality and security.