Product Overview
For environments where ceiling-mounted surveillance needs to sit flush and unobtrusive, the DS-2CD2E43G2-U is built specifically for in-ceiling installation using a standard 90mm downlight cutout. This Hikvision AcuSense Gen 2 mini dome clips into place with spring-loaded clamps that accommodate varying ceiling thicknesses, and it ships with both a white cover and a black cover to match the surrounding fit-out. Featuring 4MP resolution at 2688 x 1520 and 120dB wide dynamic range, it captures sharp detail even when positioned near windows or in areas with uneven lighting. AcuSense deep learning classifies motion as either human or vehicle, filtering out irrelevant triggers. H.265+ compression reduces storage demand considerably, while a microSD slot supporting up to 512GB, plus NAS and ANR compatibility, provides layered local and network recording options. A built-in microphone adds audio capture to the live view. Power is supplied via PoE (802.3af) or 12V DC.
Key Capabilities
Recessed In-Ceiling Installation
Designed around a 90mm downlight cutout, this camera fits into standard ceiling voids using spring-loaded clamps that self-adjust to the ceiling thickness. No surface housing is required, keeping the installed profile completely flush and far less visible than a conventional dome.
AcuSense Gen 2 Human and Vehicle Classification
Deep learning analytics on board the DS-2CD2E43G2-U distinguish between human figures and vehicles versus other motion sources. This means alerts are generated based on relevant targets, reducing unnecessary notifications during staffed hours or in busy indoor environments.
4MP Resolution with 120dB WDR
At 2688 x 1520, image detail is sufficient for identifying individuals at checkout counters, doorways, and reception areas. The 120dB wide dynamic range handles strong backlight conditions, such as entrances with exterior windows, without the image washing out around bright zones.
H.265+ Compression
H.265+ is Hikvision’s enhanced compression standard that reduces file sizes compared to standard H.264 without sacrificing usable image quality. For sites storing locally on a microSD card or a smaller NVR, this directly translates into longer recording retention periods.
Flexible Local and Network Storage
The camera supports microSD cards up to 512GB for standalone edge recording, alongside NAS integration and ANR (Automatic Network Replenishment). ANR automatically fills gaps in NVR recordings using footage buffered locally on the card, improving recording continuity across network disruptions.
Best For
- Retail Fit-Outs with Drop Ceilings: The 90mm cutout installation matches standard downlight dimensions, making integration into existing retail ceiling grids straightforward without custom brackets or surface housings.
- Offices and Boardrooms Requiring Discreet Coverage: The flush in-ceiling profile and choice of white or black cover keep the camera visually minimal in professional environments where visible equipment is undesirable.
- Hospitality Corridors and Lobby Areas: Compact ceiling integration blends naturally into hotel and restaurant interiors, providing coverage in high-foot-traffic areas without affecting the space’s appearance.
- Sites Needing Edge Recording Redundancy: With 512GB microSD support and ANR, this camera suits deployments where continuous recording must be maintained even when the primary NVR or network connection is temporarily unavailable.
Why Choose the DS-2CD2E43G2-U
The DS-2CD2E43G2-U occupies a specific niche that a standard surface-mount dome camera cannot fill. Its recessed in-ceiling design uses a 90mm downlight cutout, the same hole size used for residential and commercial downlights, which means it installs into existing ceiling infrastructure without additional hardware or exposed surface housings. The spring-loaded clamping mechanism removes the need to measure ceiling thickness in advance, making it practical across plasterboard, acoustic tile, and suspended grid ceilings. AcuSense Gen 2 target classification, 120dB WDR, H.265+ compression, and up to 512GB of edge storage are features typically found in larger-bodied cameras. Getting all of these in a flush-mount form factor, with both white and black covers included, makes this model a considered option for aesthetics-sensitive commercial installations. Available at Security Wholesalers, the DS-2CD2E43G2-U suits installers who need to deliver a complete monitoring result without compromising the look of a fitted interior.
Buyer Decision Tips
Check Your Ceiling Void Depth Before Installing: The DS-2CD2E43G2-U requires a ceiling void behind the cutout to accommodate the camera body and cabling. Very shallow ceiling spaces, such as thin plasterboard ceilings glued directly to concrete, may not provide sufficient depth. Confirm the void depth at your installation point before purchasing, particularly in older commercial buildings or ground-floor tenancies.
Lens Choice Depends on Room Width: This SKU is supplied with a 2.8mm fixed lens, which provides a wider field of view suited to smaller rooms, corridors, and areas where the camera is mounted directly above the zone of interest. If your installation point is further from the target area, or you need a tighter angle to reduce fisheye-like edge distortion, a 4mm variant provides a narrower, more telephoto-style frame. Fixed focal length means you cannot adjust this after installation.
Key Features & Technical Specifications
| Model | DS-2CD2E43G2-U |
| Resolution | 4MP (2688 x 1520) |
| Lens | 2.8mm fixed focal length |
| Video Compression | H.265+ / H.265 / H.264+ / H.264 |
| Wide Dynamic Range | 120dB |
| AI Analytics | AcuSense Gen 2 – human and vehicle target classification |
| Audio | Built-in microphone (audio capture) |
| Power Supply | 12V DC / PoE (IEEE 802.3af) |
| Local Storage | MicroSD / MicroSDHC / MicroSDXC up to 512GB |
| Network Storage | NAS, ANR (Automatic Network Replenishment) |
| Installation Type | In-ceiling flush mount |
| Ceiling Cutout | 90mm (standard downlight size) |
| Mounting Mechanism | Spring-loaded clamps, self-adjusting to ceiling thickness |
| Covers Included | White cover and black cover (both supplied) |
| Interface | RJ45 10M / 100M Ethernet |
Ideal Use Cases
Retail Stores
In-ceiling installation keeps the camera out of sightlines at point-of-sale areas and along aisles. AcuSense classification helps separate genuine person-based alerts from shopping trolleys and display movements, making event review more targeted.
Corporate Offices and Boardrooms
The flush ceiling profile and optional black cover suit modern office interiors where mounted equipment needs to be visually unobtrusive. The built-in microphone adds audio context to recordings in meeting spaces and shared work areas.
Hotel Corridors and Lobbies
Hospitality environments benefit from the minimal visual footprint of the in-ceiling design. 120dB WDR handles the mixed lighting conditions common in hotel lobbies, where natural light and interior lighting frequently create contrast issues for standard cameras.
Healthcare Waiting Areas and Hallways
Clinical and healthcare environments often require surveillance equipment to remain as unobtrusive as possible for patient comfort. The recessed in-ceiling format fits this requirement while delivering 4MP clarity for identifying individuals in corridors and shared spaces.
Education Buildings and Lecture Halls
Ceiling-mounted coverage in educational settings allows wide-angle monitoring of lecture hall entrances, corridors, and common areas without creating a surveillance-heavy appearance. Edge storage via microSD supports recording continuity in buildings with network management constraints.
Choosing the Right Model
- Choose this model if: Your installation involves a drop ceiling or plasterboard ceiling with an accessible void, and you need a completely flush-mounted camera that disappears into the ceiling surface. The 90mm cutout size, AcuSense analytics, 512GB edge storage support, and included dual-colour covers make this a strong choice for commercial interior projects where aesthetics and functionality both matter.
- Choose a different model if: Your ceiling has no void space for the camera body, as the recessed design cannot be surface-mounted. If you need outdoor coverage, perimeter monitoring, or long-range IR illumination, a bullet or turret camera in an appropriate IP-rated housing would be more suitable for those conditions.
FAQs
- Does the DS-2CD2E43G2-U require a special ceiling bracket or back box?
No additional bracket is required for standard in-ceiling installation. The camera body is inserted into a 90mm cutout, and the spring-loaded clamps grip the ceiling from below. For unusually thin ceilings or non-standard surfaces, check that the clamp range accommodates your ceiling thickness before cutting the hole. - What does AcuSense Gen 2 actually filter out in a busy indoor environment?
AcuSense uses deep learning to evaluate each motion detection event and classify it as either a human figure, a vehicle, or neither. In an office or retail setting, this means alerts are not triggered by moving shadows, fans, swaying displays, or animals. Only confirmed human or vehicle movement generates an alarm, which significantly reduces the volume of irrelevant notifications during and after business hours. - Can this camera record without an NVR connected?
Yes. The DS-2CD2E43G2-U supports a microSD card up to 512GB for standalone edge recording. It also supports ANR, which buffers footage locally during a network outage and automatically uploads the missing segments to the NVR once connectivity is restored. This makes it practical for sites where network reliability is variable. - Is the built-in microphone suitable for capturing audio in a room?
The built-in microphone records ambient audio within the camera’s pickup range, which is useful for situational awareness during live monitoring or incident review. It captures audio continuously alongside video. There is no built-in speaker on this model, so it does not support two-way voice communication out of the box. - Why does 120dB WDR matter for indoor ceiling cameras?
Indoor spaces frequently mix artificial lighting with natural light from windows, creating high-contrast scenes where one area of the frame is very bright and another is dark. Without strong WDR, the camera either overexposes the bright area or underexposes the shadow area. At 120dB, the DS-2CD2E43G2-U processes both zones together, producing a balanced frame where detail is retained across the full image, including figures standing near windows or glass shopfronts. - Where can I access technical documentation and datasheet information for this camera?
The DS-2CD2E43G2-U2 datasheet is linked in the Additional Information section of this product page. For further technical support and purchasing, this camera is part of the Security Wholesalers range, where product information and compatibility guidance are available through the team.
Additional Information






















