The Dahua ASR2201A Access Reader is a state-of-the-art access reader designed for both indoor and outdoor applications, thanks to its robust PC material construction and tempered glass panel. With an IP66 rating, it ensures durability and resistance against harsh weather conditions, making it an ideal choice for varied environments.


This access reader supports contactless recognition of IC cards, particularly Mifare cards, and facilitates secure access through card unlocking features. It boasts versatile communication options, including RS-485 and Wiegand 34 interfaces (with configurable Wiegand 26), ensuring compatibility with various systems. Additionally, the anti-tampering alarm enhances security, while the buzzer and indicator provide essential prompts for users.


One of the standout features of the Dahua ASR2201A is its built-in watchdog technology, which continuously monitors the operational status of the device and can autonomously initiate recovery protocols in case of anomalies. Furthermore, all connection ports are equipped with overcurrent and overvoltage protection, ensuring safe and reliable operation over the long term.