# Dahua HAC-B1A21-U-0280B analog dome camera 1080p, 2.8 mm lens, AHD/HD-CVI/HD-TVI/PAL

**URL:** https://aio.lv/en/product--dahua-hac-b1a21-u-0280b--12241990
**Data updated:** 2026-04-13 19:15 (EEST)
**Category:** Surveillance Cameras
**Manufacturer:** DAHUA
**Manufacturer code:** HAC-B1A21-U-0280B
**EAN:** 6923172577351
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 28.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 23.55 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dahua-hac-b1a21-u-0280b--12241990

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Pickup points | 27.07.2026 | 1.89 EUR |
| Courier delivery to door | 27.07.2026 | 4.99 EUR |

## Summary description

Dahua HAC-B1A21-U-0280B is an analog dome surveillance camera offering 1080p resolution and a 2.8 mm fixed lens. It supports multiple analog formats (AHD, HD-CVI, HD-TVI, PAL) for compatibility with different DVR systems. Suitable for indoor or sheltered outdoor use, the camera provides high-definition video for general security monitoring of homes, offices, shops and small businesses.

## Long description

Dahua HAC-B1A21-U-0280B is an analog dome surveillance camera that delivers 1080p resolution through a fixed 2.8 mm wide-angle lens. Designed for compatibility with common analog recording systems, the camera supports AHD, HD-CVI, HD-TVI and PAL formats, allowing integration with a variety of DVRs. Its compact dome housing and image quality make it suitable for general security monitoring in homes, offices, retail spaces and small businesses, as well as for sheltered outdoor locations.
Advantages
The camera provides Full HD 1080p video for clear identification of people and objects at short to medium distances. The 2.8 mm fixed lens captures a wide field of view for monitoring larger areas with fewer cameras. Multi-format output ensures flexible integration with existing analog infrastructures, reducing the need to replace compatible recorders. The dome design offers discreet installation and moderate protection against dust and light weather exposure.
Suitable for
Indoor monitoring of hallways, offices and rooms
Retail and point-of-sale surveillance
Small business security in shops and service locations
Sheltered outdoor entrances, porches and covered areas
Key specifications
Image sensor and resolution: 1080p Full HD
Lens: fixed 2.8 mm wide-angle
Supported video formats: AHD, HD-CVI, HD-TVI, PAL
Housing type: dome enclosure for ceiling or wall mounting
Recommended use: indoor and sheltered outdoor environments
How to use
Mount the dome camera on a stable surface such as a ceiling or wall, ensuring the field of view covers the intended area. Connect the camera to a compatible analog DVR using the matching video output format (AHD, HD-CVI, HD-TVI or PAL) and supply power according to the recorder or power adapter specifications. Adjust the camera orientation within the dome to center the desired scene and tighten mounting hardware to secure position. Verify video signal on the recorder and adjust DVR settings for resolution and frame rate as needed.
Usage recommendations
For reliable performance, install the camera in sheltered locations protected from direct rain and extreme weather. Use compatible cabling and a steady power source; where possible, test the selected analog format with the recorder before final installation to ensure correct signal conversion and optimal image quality.

## FAQ

### How much does the Dahua HAC-B1A21-U-0280B 1080p 2.8 mm analog dome camera cost, and is it available for purchase?

The price is 28.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 22.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All DAHUA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized DAHUA service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12241990/68141173_large.webp