Hikvision 2 MP Smart Hybrid Light Dome Network Camera DS-2CD1123G2-LIU

The DS-2CD1123G2-LIU is Hikvision’s 1-Series answer to the most common line on an Egyptian bill of quantities: a 2 MP fixed dome over the network, with Smart Hybrid Light so one unit can sit in discreet infrared or switch to white light when the footage must be colour. It is a volume camera and meant to be: twenty of them cover the corridors and shop floor while you spend design time on the three hard positions.

What deserves a real conversation here is not the sensor. It is the housing. The 1-Series exists in more than one body, and plenty of sites get domes throughout because the last site did. That habit costs picture quality on some positions and money on others.

Where it fits

A dome earns its place where the camera should read as part of the ceiling rather than an object hanging off it: indoors, on a tile grid or plasterboard soffit, where the low profile keeps the line clean. It earns it again where people can reach the camera: retail floors, school corridors, staff entrances. Nothing is convenient to grab, and the lens sits behind a bubble rather than in front of a shroud, so a knock that would put a bullet off aim does nothing. Third, a bubble hides where the lens is pointing: what you want above a till, and not what you want at a gate, where a visible camera is half the deterrent.

The honest limit is light. A dome’s illuminator sits behind the same bubble as the lens, so anything on or near that bubble can send light back into the picture. Dust, fine scratches from a careless clean, or a dome tucked hard under a soffit or against a wall, will haze the night image. That is the real reason installers reach for a turret outdoors, where the light sits outside the glass and cannot bounce back. Pick the bubble because the ceiling or the tamper risk asks for it, not because domes are what you always order.

Before you order — three things to confirm

• The mounting surface, not the room. Ceiling tile, concrete soffit or wall bracket each change what you need on site, and a wall mount is the case most likely to reflect its own light. Decide per position, not per building.
• Which lens variant. This is a fixed-lens camera supplied in more than one option, and the choice is made at order, not on the ladder. Confirm it against the scene width you measured on site.
• The white-light policy. Smart Hybrid Light can illuminate visibly. Agree with the client where that is welcome, and confirm your recorder or VMS exposes the settings you need.

Technical specifications

• Manufacturer: Hikvision
• Model: DS-2CD1123G2-LIU
• Image Sensor: 1/2.9″ Progressive Scan CMOS
• Max. Resolution: 1920 × 1080
• Min. Illumination: Color: 0.005 Lux @ (F1.6, AGC ON), B/W: 0 Lux with IR
• Shutter Time: 1/3 s to 1/100,000 s
• Day & Night: IR cut filter
• Angle Adjustment: Pan: 0° to 355°, tilt: 0° to 75°, rotate: 0° to 355°
• Lens Type: Fixed focal lens, 2.8 and 4 mm optional
• Focal Length & FOV: 2.8 mm, horizontal FOV 103°, vertical FOV 56°, diagonal FOV 121°; 4 mm, horizontal FOV 83°, vertical FOV 44°, diagonal FOV 99°
• Lens Mount: M12
• Iris Type: Fixed
• Aperture: F1.6
• Supplement Light Type: IR, White Light
• Supplement Light Range: Up to 30 m
• Smart Supplement Light: Yes
• IR Wavelength: 850 nm
• Main Stream: 50 Hz: 25 fps (1920 × 1080, 1280 × 720); 60 Hz: 30 fps (1920 × 1080, 1280 × 720)
• Sub-Stream: 50 Hz: 25 fps (640 × 480, 640 × 360); 60 Hz: 30 fps (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
• Bit Rate Control: CBR, VBR
• Region of Interest (ROI): 1 fixed region for main stream
• Audio Type: Mono sound
• Environment Noise Filtering: Yes
• Audio Sampling Rate: 8 kHz/16 kHz
• Audio Compression: G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC-LC
• Audio Bit Rate: 64 Kbps (G.711 ulaw)/64 Kbps (G.711 alaw)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 160 Kbps (MP2L2)/16 to 64 Kbps (AAC-LC)
• Simultaneous Live View: Up to 6 channels
• Ethernet Interface: 1 RJ45 10 M/100 M self-adaptive Ethernet port
• On-Board Storage: -F: Built-in memory card slot, support microSD/microSDHC/microSDXC card, up to 512 GB

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

Compatibility

A standard Hikvision IP camera: it records to Hikvision NVRs and is managed through iVMS-4200 or Hik-Connect. Confirm the recorder has a free channel and power budget on its ports, or plan a PoE switch. On a mixed site, comparing body styles at the same 2 MP tier across the indoor network camera range beats re-ordering a housing once containment is up.

What’s in the box

The camera and the manufacturer’s packed contents. We do not list brackets, power supplies, memory cards or mounting boxes as included; contents for the current revision are confirmed on the order.

Common questions

Can I put this dome outside?
Check the rating on the datasheet, but the more useful question is whether the position will bounce the camera’s own light off the bubble. Under a deep soffit or on a wall, a turret usually gives a cleaner night picture.

Does the white light come on by itself?
Smart Hybrid Light is configurable: the point of it is choosing between staying invisible in infrared and getting colour footage under white light. Set it per camera, not per site.

The contractor swapped some of our domes for turrets — why?
Almost always the outdoor and under-canopy positions, for the reflection reason above. The camera tier is identical; only the housing changed.

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.