A compact and highly versatile fingerprint sensor which captures and transmits fingerprint data via USB. At the core of U20 is SecuGen’s rugged fingerprint optic module that was built on next-generation, patented fingerprint technology that ensures high quality imaging and accuracy. The U20 is optionally available in water-resistant and dust-resistant versions that can be integrated with IP65 rated applications.

Ideal for integration in tablets, handhelds, ATMs etc.



  • STQC Certified: Can be used in all Aadhaar based applications Learn more
  • Registered Device (RD) Service available  Learn more
  • Toughened glass prism: Highly resistant to scratches and damage unlike plastic prisms
  • FAP 20 compliant: Larger sensing area than most other devices in the market  Learn more
  • IP65 rated: Best in class protection against water and dust Learn more
  • Fake finger rejection: advanced technology to reject spoofed fingerprints
  • Auto-On: Automatic finger detection technology
  • Smart Capture: High quality scanning of dry, wet or scarred fingers
  • Available with USB and micro-USB options



Technical Specifications



Image Resolution 500 DPI
Image Size 300 x 400 pixels
Platen Size 18.2 mm x 22.9 mm
Sensing Area 15.2 mm x 20.3 mm
Image Gray Scale 256 levels (8-bit)
Light Source LED
Smart Capture Speed 0.2 ~ 0.5 seconds
Biometric Standards INCITS 378, ISO/IEC 19794-2, ISO/IEC 19794-4
Dimensions 30.0 mm x 46.6 mm x 22.2 mm
Weight 20 g
Cable Length 1500 mm
Operating Temperature -20° ~ 65°C
Operating Humidity 90% or less RH, noncondensing
Interface USB 1.1 Full-Speed, USB 2.0 Hi-Speed
Supply Voltage 5V (via USB)
Current Consumption 150 mA (max.)
Compliance FCC, CE, KCC, RoHS, FIPS 201, FBI (PIV, Mobile ID FAP 20), STQC
Dust/Water Resistance optional (for integration with IP65-rated products)
Other Features Auto-On™, Smart Capture™, Fake Finger Rejection
Supported Operating Systems Windows 10 / 8.1 / 8 / 7, Windows Server 2012, 2008 R2, Android 3.1 and above, Java, Linux