RFID QR Code NFC Access Control Reader – TTL RS485 Wiegand 20K Users
RFID QR Code NFC Access Control Reader – TTL RS485 Wiegand 20K Users
RFID, QR Code & NFC Access Control Reader — Up to 20,000 Users
Take your entry management to the next level with this versatile multi-protocol access control reader from LUCKING DOOR. Designed for seamless integration into commercial, residential, and industrial access systems, this reader supports RFID cards, QR codes, NFC mobile credentials, and barcodes — all in one compact, wall-mount unit. With support for TTL, RS485, and Wiegand 26/34 output, it connects effortlessly to virtually any access control panel or system on the market.
Key Features
- Multi-Mode Reading: Scans QR codes (on-screen or printed), Mifare One IC cards, Mobile Phone NFC, and DESFire EV2 cards
- Lightning-Fast Recognition: QR code scan in under 0.5 seconds; card read in under 0.3 seconds
- High Capacity: Supports up to 20,000 users, with up to 20,000 IC card–bound QR codes via the free mobile app
- Flexible Communication Interfaces: Standard TTL, RS485, and Wiegand 26/34 output for broad compatibility
- 360° Vertical Reading Angle: Read codes from any rotational orientation — no need to align perfectly
- Auto Fill Light: Built-in illumination activates automatically in low-light conditions for reliable scanning day or night
- Wide Operating Voltage: DC 5–12V for easy integration with standard power supplies
- Buzzer Notification: Immediate audible feedback on every successful scan or card read
- Relay Output: 1 set of normally open and 1 set of normally closed contacts for direct lock control
- Free Mobile App: Manage users, assign QR codes, and monitor access — all from your smartphone
Technical Specifications
| Parameter | Value |
|---|---|
| Reading Mode | CMOS |
| Reading Code | QR Code (On screen / paper) |
| Reading Accuracy | 5 mil |
| QR Reading Distance | 2–10 cm (minimum 3 cm from camera) |
| Vertical Reading Angle | 360° |
| Camera Scan Range | ±80° up/down and left/right |
| QR Recognition Time | < 0.5 seconds |
| NFC Frequency | 13.56 MHz |
| Card Types Supported | Mifare One (IC Card), Mobile NFC, DESFire EV2 |
| Card Reading Distance | 3–6 cm |
| Card Reading Time | < 0.3 seconds |
| Operating Voltage | DC 5–12V |
| Communication Interface | TTL / RS485 / Wiegand 26 / Wiegand 34 |
| Maximum Users | 20,000 |
| Unlock Signal | 1× normally open + 1× normally closed relay contacts |
| Signal Input | 1× open-door button input |
| Notification | Buzzer |
| Device Dimensions | 114 × 74 × 21 mm |
| Waterproof Cover Dimensions | 150 × 103 × 80 mm |
| Country of Origin | Made in China |
Ideal Use Cases
- Office buildings and corporate lobbies
- Apartment complexes and gated communities
- Warehouses and industrial facilities
- Gyms, co-working spaces, and event venues
- Schools and educational institutions
Security & Standards Resources
For guidance on physical access control standards and best practices in electronic security systems, refer to the NIST Guidelines on Physical Access Control Systems (PACS).
Frequently Asked Questions
Q: What card types does this RFID QR code access control reader support?
A: This reader supports Mifare One IC cards (13.56 MHz), Mobile Phone NFC credentials, and DESFire EV2 cards, in addition to QR codes displayed on screens or printed on paper. This makes it one of the most versatile multi-credential access control readers available.
Q: Is the free mobile app compatible with both iOS and Android devices?
A: Yes, the free mobile app is designed to work with smartphones running both iOS and Android. It allows administrators to manage up to 20,000 users, issue QR code credentials, and monitor access activity remotely with ease.
Q: Can this reader integrate with my existing access control panel using Wiegand?
A: Absolutely. This reader outputs standard Wiegand 26 and Wiegand 34 protocols, as well as TTL and RS485, making it compatible with the vast majority of access control panels and systems already on the market. Simply select the output protocol that matches your panel's requirements.
Q: Does the reader work in low-light or dark environments?
A: Yes. The reader is equipped with a built-in auto fill light that activates automatically when ambient light drops below an optimal level, ensuring consistent and reliable QR code scanning even in poorly lit entryways or nighttime conditions.