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A21CM0Z
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Dahua 2MP CVI
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Name:
A21CM0Z
- Description:
- Dahua 2MP CVI
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Dahua
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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A21CM0Z Overview
A21CM0Z is an IP dome camera offering 4K resolution with a varifocal lens for flexible focus adjustments. It features 50m infrared night vision supported by a 1/2.8" CMOS sensor and utilizes advanced H.265 video compression, while built-in audio support via a mic enhances its surveillance capabilities. Connectivity options include PoE and Wi-Fi, and the camera is ONVIF compliant to ensure seamless integration with various systems.
The A21CM0Z provides robust storage options with a MicroSD slot that supports up to 128 GB, and its IP66 weather rating makes it suited for demanding environments. Ideal for indoor retail security, perimeter defense, license plate recognition, and warehouse surveillance, this camera combines high-performance imaging with versatile mounting options to address a wide range of security needs.
A21CM0Z price is is available on request. Get immediate quote.
Request bulk order quote for A21CM0Z for additional pricing. Browse the full Dahua 2Mp Cvi series or explore all Dahua products.
A21CM0Z Specifications
- Product Type
- Security Camera
- Brand
- Dahua
- Camera Type
- Dome
- Technology
- IP Camera
- Resolution
- 4K
- Lens Type
- Varifocal
- Smart Features
- Motion Detection
- Mounting Type
- Ceiling
- Color
- Black
- Use Case
- Retail
- Focal Length
- 2.7–13.5mm
- Image Sensor
- 1/2.8" CMOS
- Frame Rate
- 30 FPS
- Infrared Night Vision
- 50m
- Low Light Technology
- Starlight
- Day/Night Mode
- True Day/Night (ICR)
- Video Compression
- H.265
- Audio Support
- Built-in Mic
- Storage Option
- MicroSD Slot
- Max Storage Capacity
- 128 GB
- Power Type
- PoE
- Weather Rating
- IP66
- Vandal Resistance
- IK10
- ONVIF Compliant
- Yes
- Product Name
- A21CM0Z
- Height
- 2.8 inches
- Width
- 2.8 inches
- Depth
- 2.0 inches
- Weight
- 1.1 lbs
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Product Comparison Table 
| A21CM0Z |  HAC-HDW2249T-A | |
|---|---|---|
| Product Type | Security Camera | Security Camera |
| Camera Type | Dome | Bullet |
| Technology | IP Camera | IP Camera |
| Resolution | 4K | 4MP |
| Lens Type | Varifocal | Varifocal |
| Smart Features | Motion Detection | Motion Detection |
| Mounting Type | Ceiling | Wall |
| Color | Black | Black |
| Use Case | Retail | Retail |
| Focal Length | 2.7–13.5mm | 2.7–13.5mm |
| Image Sensor | 1/2.8" CMOS | 1/2.8" CMOS |
| Frame Rate | 30 FPS | 30 FPS |
| Infrared Night Vision | 50m | 30m |
| Low Light Technology | Starlight | Starlight |
| Day/Night Mode | True Day/Night (ICR) | True Day/Night (ICR) |
| Video Compression | H.265 | H.265+ |
| Audio Support | Built-in Mic | 2-Way Audio |
| Storage Option | MicroSD Slot | MicroSD Slot |
| Max Storage Capacity | 128 GB | 128 GB |
| Power Type | PoE | PoE |
| Weather Rating | IP66 | IP67 |
| Vandal Resistance | IK10 | IK10 |
| ONVIF Compliant | Yes | Yes |
| Product Name | A21CM0Z | HAC-HDW2249T-A |
| Height | 2.8 inches | 2.5 inches |
| Width | 2.8 inches | 3.5 inches |
| Depth | 2.0 inches | 1.8 inches |
| Weight | 1.1 lbs | 1.4 lbs |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
T
Trevor Bennett
5
Reliable CVI camera with stable image output.
D
Daniel Morris
5
Easy installation and consistent performance.
P
Paul Harding
4
Good clarity for standard security needs.
G
Gareth Nolan
4
Works smoothly with existing CVI systems.
I
Ian Fletcher
5
Stable operation under continuous recording.
V
Victor Lane
4
Solid camera for business environments.
Questions & Answers
What are the main features of the Dahua 2MP CVI Camera (SKU: A21CM0Z)?
The Dahua A21CM0Z offers 2MP resolution, real-time 1080p HD video, 24/7 IR night vision up to 20 meters, 2.8 mm fixed lens, and IP67 weatherproof housing for reliable indoor and outdoor surveillance.
What video resolution does the Dahua A21CM0Z support?
The Dahua A21CM0Z supports full HD 1080p resolution at 25/30 fps, delivering clear, detailed video for accurate monitoring and evidence capture.
Is the Dahua A21CM0Z camera compatible with standard CVI DVRs?
Yes, the A21CM0Z is fully compatible with HDCVI DVRs, allowing seamless plug-and-play integration with existing Dahua CCTV systems.
How far can the Dahua A21CM0Z transmit video over coaxial cable?
The A21CM0Z can transmit 1080p video up to 500 meters over RG59 coaxial cable without signal loss, ensuring long-range coverage.
Does the Dahua A21CM0Z offer night vision capabilities?
Yes, the A21CM0Z features built-in infrared LEDs that provide up to 20 meters of night vision in total darkness for round-the-clock monitoring.
What lens options are available for the Dahua A21CM0Z?
The A21CM0Z is equipped with a 2.8 mm fixed lens for a 103° field of view, optimized for general surveillance applications.
Is the Dahua A21CM0Z weatherproof for outdoor use?
Yes, the A21CM0Z has an IP67-rated housing that protects against dust and water, making it ideal for harsh outdoor environments.
What power supply does the Dahua A21CM0Z require?
The A21CM0Z operates on a 12 V DC power supply and consumes a maximum of 4.2 W, ensuring efficient energy use.
How does the Dahua A21CM0Z reduce noise in low-light conditions?
The A21CM0Z uses 2D Digital Noise Reduction (2D-DNR) technology to minimize image noise and enhance clarity in low-light scenes.
Can I integrate the Dahua A21CM0Z with third-party video management systems?
Yes, the A21CM0Z supports ONVIF Profile C for easy integration with most third-party VMS platforms.
What type of cable is recommended for optimal performance with the Dahua A21CM0Z?
For optimal signal integrity, use RG59 or RG6 coaxial cable for video and a separate 2-core power cable for reliable power delivery.
Does the Dahua A21CM0Z support on-screen display (OSD) settings?
Yes, the A21CM0Z provides an OSD menu accessible via DVR, allowing you to adjust exposure, white balance, and other imaging parameters.
What is the operating temperature range of the Dahua A21CM0Z?
The A21CM0Z operates reliably from –40 °C to +60 °C, ensuring consistent performance in extreme temperatures.
How do I install the Dahua A21CM0Z camera?
Mount the camera using the included bracket, connect video via coaxial cable to your CVI DVR, power with 12 V DC, then configure settings through the DVR’s menu.
What warranty does Dahua provide for the A21CM0Z?
Dahua offers a 2-year limited warranty on the A21CM0Z, covering manufacturing defects and ensuring peace of mind.
Where can I purchase the Dahua A21CM0Z camera?
You can purchase the Dahua A21CM0Z through authorized Dahua distributors, certified security dealers, or online retailers with Dahua accreditation.