# Access control reader DAHUA DHI-ASR2201A, RS-485, 12V DC, 1.7W, black

**URL:** https://aio.lv/en/product--dahua-asr2201a--11584102
**Data updated:** 2026-01-30 13:37 (EET)
**Category:** Control Systems
**Manufacturer:** DAHUA
**Manufacturer code:** ASR2201A
**EAN:** 6939554950896
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 52.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 43.79 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dahua-asr2201a--11584102

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The DAHUA DHI-ASR2201A is a compact access control reader for secure entry management. It connects via RS-485, is powered by 12V DC and consumes 1.7W. Its small form factor allows installation on doors, gates or turnstiles in offices, retail and residential sites. Designed for basic authentication tasks, it provides reliable card/credential reading and simple integration into access systems.

## Long description

The DAHUA DHI-ASR2201A is a compact access control reader designed for basic authentication and entry management. It uses RS-485 communication and is powered by a 12V DC supply with low power consumption, making it suitable for mounting on doors, gates or turnstiles in offices, retail environments and residential buildings.
Advantages
The reader’s compact form factor enables discreet installation in confined spaces. RS-485 connectivity allows stable, long-distance communication with access control panels. Low power draw simplifies power provisioning and reduces operational cost. The device is manufactured by a known brand and fits standard access control setups for straightforward integration.
Suitable for
Office door access control
Retail entrance management
Residential building entry systems
Turnstile and gate integration
Key specifications
Communication interface: RS-485
Power supply: 12V DC
Power consumption: 1.7 W
Operating temperature range: -30 °C to 70 °C
Color: black
How to use
Mount the reader on a secure surface near the controlled entry point and connect it to the access control panel using RS-485 wiring. Provide a stable 12V DC power supply able to deliver at least 0.5 A. Configure the reader within the access control system according to the panel manufacturer’s instructions and enrol cards or credentials following standard setup procedures.
Usage recommendations
Install the device in a sheltered location to avoid direct exposure to extreme weather; verify wiring polarity and grounding during installation and regularly check connections and enrolled credentials for reliable operation.

## Specifications

| Feature | Value |
|---|---|
| Type | Basic access control reader |
| Power consumption (typical) | 1.7 W |
| Operating relative humidity (H-H) | 5 - 95 |
| Package weight | 160 g |
| Operating temperature (T-T) | -30 - 70 |
| Height | 15 mm |
| Width | 40 mm |
| Depth | 135 mm |
| Product colour | Black |
| Buzzer | Yes |
| Fingerprint reader | No |
| Package depth | 195 mm |
| Package height | 52 mm |
| Package width | 75 mm |
| Housing material | Polycarbonate (PC), Tempered glass |
| Active tampering alarm | Yes |
| RS-485 ports | 1 |
| DC voltage range | 12 |
| International Protection (IP) code | IP66 |
| Built-in display | Yes |
| Access chip/card reader | Yes |
| Access chip/card reader type | Contact |
| PC connection | RS-485 |
| Authentication type | Access chip/card, Password |
| Contacting working distance | 0 mm |
| Contactless working distance | 50 mm |
| Front camera | No |
| DC current (max) | 0.5 A |
| Sustainability compliance | Yes |
| Compliance certificates | CE, Federal Communications Commission (FCC) |

## FAQ

### How much does the DAHUA DHI-ASR2201A access control reader cost, and is it available for purchase?

The price is 52.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 13.07.2026 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/11584102/66675165_large.webp