ZKTeco F21 SilkID Terminal, Built-in Photo Camera Snapshot + Live Fingerprint & RFID, 3K FP / 5K Card, 2.4" TFT, TCP/IP & Wiegand.
The ZKTeco F21 is an advanced SilkID fingerprint access control terminal equipped with a 2.4-inch TFT screen and a built-in camera module for photo snapshot logging. Featuring live fingerprint detection technology, it captures high-resolution photo logs of every user verification attempt.
Product Overview
Engineered for high-security commercial doors, the ZKTeco F21 incorporates SilkID optical sensor technology, which accurately identifies wet, dry, or damaged fingerprints while detecting artificial latex fingers. Its built-in photo camera records visual attendance logs, storing 3,000 fingerprint templates and 100,000 audit records.
Why Buy This Product
SilkID Live Fingerprint Detection
SilkID optical sensor rejects fake silicone/latex fingers and reads wet or dry prints easily.
Photo Snapshot Logging
Integrated camera captures user photos during verification to prevent buddy clocking.
100,000 Event Log Storage
Saves extensive audit logs locally during network downtime.
Best for These Applications
High-Security Access Doors
Ideal for server rooms, cash offices, and pharmaceutical stores requiring photo verification audit trails.
Factories & Construction Yards
Great for reading difficult or dirty worker fingerprints.
Key Advantages
- Anti-Fake Fingerprint Algorithm:Hardware sensor detects electrical skin conductivity to block artificial fingerprints.
- Photo Audit Trail:Saves photo snapshots of authorized entries directly to ZKBio Access software.
Frequently Asked Questions
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Weight | 0.45 |
| Shipping Weight | 0.7 |
| User Capacity | 3000 |
| Fingerprint Capacity | 3000 |
| Face Capacity | 0 |
| Card Capacity | 5000 |
| Log Capacity | 100000 |
| Verification Speed | < 0.5s |
| Authentication Modes | Fingerprint, Card, Password |
| Ip Rating | IP54 |
| Tamper Detection | Yes |
| Communication Interfaces | TCP/IP, Wiegand Input/Output, RS485, USB Host |
| Display | 2.4" TFT Screen |
| Camera | Built-in Photo Camera Module |
| Operating System | Linux |
| Dimensions | 183mm x 80mm x 42mm |
| Power Requirements | DC 12V 1.5A |
| Operating Temp | 0°C to 45°C |
| Operating Humidity | 20% to 80% |
| Certifications | CE, FCC, RoHS |
| Biometric Algorithm | ZKFinger VX10.0 |
| Far | < 0.0001% |
| Frr | < 0.01% |
| Supported Software | ZKBio Access, BioTime, ZKBioSecurity |
| Wiegand Interface | Wiegand Input & Output |
| Door Relay Output | 1 Lock Relay, Alarm Relay, Exit Button Input |
| Sensor Type | SilkID Live Optical Fingerprint Sensor |
| Mounting Options | Wall Mount Bracket |
| Credential Types | SilkID Fingerprint, 125kHz EM Card, PIN |
| Stock | 4 |
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