Operating temperature range –30°C to +60°C
Door Controllers
Dahua Two-Door Network Access Controller TCP/IP RS-485 Wiegand PoE Support Black (ASC2202B-S)
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- Control Capacity: 2 Doors (One-way) or 1 Door (Two-way)
- Interfaces: TCP/IP, RS-485, Wiegand (W26/W34)
- Memory: 100,000 Cards & 500,000 Event Logs
- Power: PoE Standard or 12V DC
- Fast shipping to Latvia, as well as Estonia and Lithuania. 2-Year Warranty for all clients (Business & Private).
100,07€
€82.70 (bez PVN)
Out of stock
Based on 1 review
Only logged in customers who have purchased this product may leave a review.
Can the Dahua ASC2202B-S control two doors with entry and exit readers on both?
No. This model supports **two** doors for one-way access (Entry Reader + Exit Button) OR **one** door for two-way access (Entry Reader + Exit Reader). It cannot support four readers simultaneously.
Which software is required to configure and manage this access controller?
The device is compatible with Dahua's **SmartPSS** or **DSS Express/Pro** management software. Initial IP configuration is performed using the Dahua ConfigTool.
Does the PoE connection on the ASC2202B-S power the magnetic locks?
The PoE input powers the controller itself. However, because standard PoE budgets are limited, we strongly recommend using a separate external 12V power supply for your magnetic locks or strikes to prevent system instability.
What happens if the network connection to the server is lost?
The controller continues to function in offline mode. It stores up to 100,000 user cards and 500,000 event records locally and will automatically sync data once the connection is restored.
What is the warranty process if the unit malfunctions?
Unlike many dropshippers, Apsardze24.lv provides a full **2-Year Warranty**. Our service center is located in **Riga**, ensuring fast local support and repair handling for customers in the Baltics.
Is a power supply unit included in the ASC2202B-S box?
No, a power supply unit (PSU) is not included. You can power the device using a standard PoE switch or purchase a separate 12V DC power adapter.
Can I use third-party Wiegand readers with this device?
Yes, the controller supports the Wiegand (W26/W34) interface, making it compatible with most third-party card readers, in addition to Dahua's own RS-485 readers.





Christopher Bennett –
This Dahua controller is a solid piece of kit for managing two doors. I really appreciate the PoE support; it made wiring a breeze. It’s held up perfectly in the cold so far, just as the specs promised. Great service from the team at apsardze24.lv, too!
Christopher Bennett –