Adesso SCR-300 CAC reader front view for secure access tasks
Adesso SCR-300 CAC reader side angle for desktop setup
Adesso SCR-300 connected to PC for CAC authentication
Adesso SCR-300 USB port detail for easy plug-and-play
Adesso SCR-300 compatibility with Windows and Mac OS
Adesso SCR-300 packaging and quick-install guide

Adesso

Adesso SCR-300 CAC Card Reader – Desktop USB Smart Card Reader for Windows & Mac OS

Free U.S. shipping and free 30-day returns. Check the compatible models in the description below.

$31.77

In stock. Ships free, usually within 1–4 business days.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout Free 30-day returns
Spare Keep a spare (2)

Check the listed compatible models and specs before you order. Questions? Email us.

Multi-device One for each device (3)

Free tracked shipping and secure checkout on every U.S. order.

Free shipping

i

Free tracked shipping on every order. Most orders arrive within 3–8 business days.

Free 30-day returns

i

Return eligible items within 30 days of delivery for a full refund. We email you a prepaid return label.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

Email support

Questions about fit or an order? Email nexoltic@gmail.com. We reply on business days (Mon–Fri).

Return & RefundFree 30-day returns, full refund Shipping PolicyDelivery process and tracking info
Share

Product details

Overview

The Adesso SCR-300 is a compact desktop USB smart card reader designed to streamline secure identity tasks. Built to align with U.S. Trade Agreement Act (TAA) requirements, this CAC-compatible device integrates smoothly into government, military, and enterprise work environments that rely on trusted authentication and digital sign-off workflows.

With ISO 7816 compatibility and PC/SC certification, the SCR-300 supports Card Terminal/API and Home Banking (HBCI) workflows, making it a versatile addition to security-conscious desks. Its CAC compatibility expands its use to government ID, DoD, and other CAC-enabled operations, while maintaining broad compatibility with common smart card applications.

What makes it noteworthy

  • Simple plug-and-play USB connectivity with USB 2.0 support, designed for quick setup on Windows and Mac systems.
  • Multi-use card operations, including CAC, government IDs, and national ID-style workflows, across diverse environments.
  • Secure, standards-based operation across a range of smart card activities such as online authentication, digital signatures, and secure access tasks.

Designed for government, military, and enterprise use

Engineered to meet the needs of agencies, contractors, and vendors, the SCR-300 supports a broad set of smart card operations, from digital authentication to secure payments and identity verification. The device is compatible with a wide variety of smart card workflows used in secure access, banking, and identity verification scenarios.

Specification highlights

  • Card Slot Type: Smart Card (and SIM)
  • Interface: USB 2.0 / 1.1
  • Supported Card Formats: Smart Card
  • Dimensions: 83.5 mm x 32 mm x 14.55 mm
  • Weight: ~20 g
  • Certifications: EMV 4.0 Level 1, PBOC2.0 Level 1, CCID, CT/API, HBCI, CAC
  • Standards: ISO7816, PC/SC 2.0, Microsoft Smart Card for Windows, WHQL USB Smart Card Reader
  • Security: FIPS 201-compliant on interoperability
  • Protocols: T0, T1
  • Card Support: ISO7816 Class A, B, and C (5V/3V/1.8V)

Easy setup and broad compatibility

Ready to use with Windows 10/8/7, Vista/XP/2000 and Mac OS X 10.6 or later, the SCR-300 prioritizes a straightforward installation experience. It’s a practical choice for workplaces that rely on CAC-based authentication and smart card workflows.

Real-world use scenarios

  • Government offices and DoD facilities needing CAC-enabled access control and secure login
  • Financial and post office environments supporting online authentication and card-based transactions
  • Contractors and vendors requiring compliant smart card readers for secure software applications

FAQ

Q: What systems is the Adesso SCR-300 compatible with?

A: The SCR-300 supports Windows and Mac OS, USB 2.0, PC/SC, and CAC compatibility for government and DoD workflows.

Q: What can I use the SCR-300 for?

A: CAC authentication, smart card operations, online banking, digital signatures, and other security tasks in compatible environments.

You may also like