Hikvision 4 MP Varifocal Bullet Network Camera DS-2CD1643G0-IZ

The DS-2CD1643G0-IZ is the 4 MP bullet in Hikvision’s 1-Series you specify when the drawing is not finished. The -IZ suffix is a motorised varifocal lens, and on a bullet — a body camera on a bracket, usually outside, usually high — that changes when the framing decision has to be made. A fixed-lens bullet is committed the moment the order goes out. This one is committed at commissioning, from a laptop at the bottom of the pole.

That is a commercial argument, not a picture-quality one. Nothing about the image improves because the lens moves. What changes is the cost of being wrong about a field of view: a replacement camera and a second visit become two minutes in a browser.

Where it fits

The positions that pay for it are the ones you cannot survey properly. Perimeters and car parks where the fence line, the barrier and the bay markings are still being set out during first fix. Elevations you can only reach today because the scaffolding is still up. Tenders that change scope between award and commissioning.

Height is the clearest test: price a return visit to that bracket — access equipment, two engineers, a night shift — against the extra cost over the fixed-lens equivalent. Above soffit height, the motor is cheaper than the ladder.

Be equally hard-headed about where it does not belong. A varifocal is a dearer camera with a moving lens assembly in it, and moving parts in a dusty Egyptian summer are still moving parts. A gate that will be a gate for ten years, a door, a corridor with two walls — fit a fixed lens there.

Before you order — three things to confirm

• The furthest thing you must identify. Measure from the bracket to the face, plate or door that has to be recognisable, and check it against the datasheet lens range. Motorised is flexible, not unlimited.
• Who can reach the camera afterwards. The lens is set over the network, so whoever frames the shot needs live access to the camera or the recorder. If the client’s IT locks the VLAN at handover, agree that access route first, or the flexibility you paid for is switched off.
• The bracket and the cable entry. What you need depends on whether you are going into a wall, a soffit, a pole or a corner. Settle it with the position list so any adaptor is ordered alongside the camera.

Technical specifications

• Manufacturer: Hikvision
• Model: DS-2CD1643G0-IZ
• Image Sensor: 1/3″ Progressive Scan CMOS
• Max. Resolution: 2560 × 1440
• Min. Illumination: Color: 0.005 Lux @(F1.6, AGC ON), B/W: 0 Lux with IR
• Shutter Speed: 1/3 s to 1/100,000 s
• Wide Dynamic Range: 120 dB
• Day & Night: IR Cut Filter;
• Angle Adjustment: Pan: 0° to 360°, tilt: 0° to 90°, rotation: 0° to 360°
• Lens Type: Varifocal lens, motor-driven lens, 2.8 to 12 mm;
• Focal Length & FOV: 2.8 to 12 mm: horizontal FOV 102° to 31°, vertical FOV 55° to 18°, diagonal FOV 122° to 36°
• Lens Mount: Ø14;
• Iris Type: Fixed
• Aperture: F1.6
• IR Wavelength: 850 nm
• IR Range: Up to 50 m;
• Main Stream: 50 Hz: 20 fps (2560 × 1440); 25 fps (1920 × 1080, 1280 × 720); 60 Hz: 20 fps (2560 × 1440); 30 fps (1920 × 1080, 1280 × 720)
• Sub-Stream: 50 Hz: 25 fps (1280 × 720, 640 × 480, 640 × 360); 60 Hz: 30 fps (1280 × 720, 640 × 480, 640 × 360)
• Video Compression: Main stream: H.265+/H.265/H.264+/H.264; Sub-stream: H.265/H.264/MJPEG
• Video Bit Rate: 32 Kbps to 8 Mbps
• Region of Interest (ROI): 1 fixed region for main stream
• Audio Compression: -S: G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC
• Audio Bit Rate: -S: 64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 160 Kbps (MP2L2)/16 to 64 Kbps (AAC)
• Audio Sampling Rate: -S: 8 kHz/16 kHz
• Environment Noise Filtering: -S: Yes
• Simultaneous Live View: Up to 6 channels
• Ethernet Interface: 1 RJ45 10 M/100 M self-adaptive Ethernet port
• On-Board Storage: Built-in memory card slot, support microSD card, up to 256 GB
• Audio: -S: 1 input (line in), two-core terminal block, max. input amplitude: 3.3 Vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium; 1 output (line out),…
• Alarm: -S: 1 input,1 output, max. 12 VDC, 30 mA;
• Reset Key: Yes

Figures from Hikvision’s published datasheet. We confirm the revision in stock when we quote.

Compatibility

It is meant to be recorded and managed on Hikvision NVRs and the manufacturer’s own client software, where lens control sits alongside the live view. On a third-party VMS, check the integration exposes lens control, not just the video stream — plenty of drivers give you the picture and still leave you logging into the camera to zoom. If the same lens is wanted in a ceiling housing indoors, the DS-2CD1743G0-IZ dome is the equivalent.

What’s in the box

The camera with the mounting accessories and documentation supplied by the manufacturer for that production revision. Contents change between revisions, so if a particular bracket or adaptor is load-bearing, ask us to confirm it on the batch in stock.

Common questions

Can we mix these with fixed-lens bullets on the same job?
Yes, and you generally should. They record to the same NVR. Use the motorised units only where the framing is unresolved or the position is hard to reach twice.

Is a motorised lens more likely to fail than a fixed one?
It has a mechanism a fixed lens does not, so it is a more complex camera. In practice the lens is driven a handful of times in its life, and the warranty is the same as on any genuine Hikvision unit we supply.

The client has not signed off the boundary yet — can we order now?
That is the case this model exists for. The framing waits until commissioning, so the camera can be on its bracket while the scope is still being argued about.

Genuine Hikvision from the authorized Hikvision agent in Egypt, official manufacturer warranty of 1 to 5 years depending on the product, delivery across Egypt, and professional installation in Cairo & Giza, priced after a site assessment. Prices are given on request — press Get a Quote on this page or call 16454.