Proxmark3 v5.0 512K RFID and NFC Research Toolkit HF and LF Card Analysis Emulation and Debugging Dual USB

Unlock professional grade RFID and NFC research capabilities with the Proxmark3 v5.0 512K. This open source hardware platform is widely used by security researchers, access control auditors, and embedded developers for authorized testing, analysis, and education.

Designed for both high frequency and low frequency RFID systems, this compact and USB powered device supports card analysis, controlled emulation, and protocol debugging in lab and field environments.

What Is Proxmark3

Proxmark3 is an open source RFID and NFC research platform capable of:

• Reading and analyzing supported RFID and NFC cards

• Emulating supported card types for testing

• Observing communication between cards and readers

• Debugging access control implementations

• Supporting academic, defensive, and hardware security research

Common use cases include:

• Security research labs

• Access control audits

• Red team and blue team testing

• Embedded systems development

• Educational and training environments

Key Hardware Features

Integrated High Frequency and Low Frequency Antennas

Built in antennas eliminate fragile external connectors and reduce blind spots, providing stable reads with low error rates.

High Performance Microcontroller

Powered by the AT91SAM7S512 with 512K flash memory and fully compatible with official Proxmark3 firmware. Supports both command line tools and graphical utilities. Firmware can be upgraded or replaced at any time.

USB Powered and Battery Free Design

No internal lithium battery. Operates directly from USB or mobile power banks for improved reliability and portability.

Dual USB Ports

Provides flexible connectivity options for lab and field use.

Electrical Characteristics

Operating voltage 3.5 to 5.5 volts

Typical current draw 50 to 130 mA

Supported Frequencies

High Frequency 13.56 MHz

• ISO 14443A cards

• MIFARE Classic S50

• Ultralight and DESFire analysis and emulation support varies by firmware

Low Frequency 125 kHz and 134 kHz

• EM and HID style cards

• Indala and T55xx family

• ASK FSK and PSK modulation analysis

Supported Operation Modes

Card Operations

Read supported high frequency and low frequency cards, analyze authentication behavior, and perform full sector reads where permitted.

Card Emulation

Emulate supported card identifiers for controlled testing and validation.

Silent Analysis and Sniffing

Observe communication between cards and readers in authorized environments. Intended for lab and research use.

Debugging and Research

Analyze reader behavior, validate access control configurations, and explore RFID and NFC protocol implementations.

What Is Included

• 1 Proxmark3 v5.0 512K device

• 1 T5577 test card

• 1 UID card

• 1 MIFARE S50 card

• 1 CUID card

• 1 S50 test or deduction card

Only the items listed above are included.

Build and Dimensions

Color: Black

Material:  PC and metal

Dimensions

• Length 54 mm
• Width 86.6 mm

Thickness

• 6.2 mm minimum
• 9.8 mm with screws
• 15.8 mm with low frequency antenna installed

Important Notes

• Some units may display v3 on the PCB silkscreen. This is a known printing issue and does not affect functionality.

• Fully supports v5 firmware without limitation.

• Firmware is not locked. Users may flash official or custom builds.

• Test cards or stickers shown in photos may vary.

Legal and Ethical Use Notice

This device is intended for research, education, and authorized security testing only.

You are responsible for obtaining permission before testing any system and for complying with all applicable laws and regulations.

This product does not grant authorization to bypass access controls or copy credentials without permission.

STS Collective does not provide instructions for illegal use.

Ideal For

• RFID and NFC researchers

• Security engineers and auditors

• Embedded systems developers

• Red team and blue team labs

• Hardware security education

• Conference and classroom labs