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EM4200 125KHz Prox RFID Card

The EM4200 RFID Card is a 125KHz read-only proximity card with a 128-bit UID, offering reliable performance and full compatibility with EM4100/4102 series for secure identification applications.

  1. 125kHz frequency ensures stable proximity card performance
  2. 128-bit UID ensures secure and unique identification
  3. Manchester Dual-Phase and PSK encoding flexibility
  4. Direct replacement for the EM4100/4102 and EM4005/4105
  5. Full-panel printable surface supports high-quality branding
  6. PVC material, durable and suitable for everyday use

 

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Descripción

The EM4200 is a CMOS integrated circuit for 125KHz RFID transponders with a fixed 128-bit UID. It is designed as a seamless replacement for EM4100/4102 and EM4005/4105 chips, making it a trusted choice for proximity-based solutions. Often referred to as a Prox Card option, EM4200 cards provide reliable read-only performance for secure identification. With support for Manchester, Biphase, and PSK encoding, and a surface optimized for full-panel printing, these cards combine strong compatibility with easy customization.

Why Choose EM4200 125KHz Prox RFID Card

1. Trusted solution for Prox Card and access control projects
2 . Low-maintenance read-only chip reduces system complexity
3. Compatible with existing global infrastructure and readers
4  . Personalization ready with all major ID card printers
5  . Proven durability for hospitality and corporate programs

Product Parameters

EM4200 Card Specifications
Material PVC, PET, PET-G, PC
Size CR80 standard 86*54mm
Printing Blank Card, or Customized Printing
Thickness 0.8mm–0.9mm, 1.8mm
Chip EM4200
Working Frequency 125KHz
Interface RFID
Protocol ISO 18000-2, ISO 11784/85
EEPROM 128-bit UID
Reading Distance 0–50 cm
Function Read Only
Compatible Chip EM4100, TK4100, HT4168, 4100D
Lifetime >100,000 reads/writes, >10 years
Applications • Membership Card
• Casino Card
• Staff ID Card
• Student ID Card
• Hotel Key Card
• Fuel Card
• Cashless Payment Card
• Access Control Card
• Prox Card
• Public Transportation Card

Application Areas

Prox Card、Membership Cards、Casino Cards、Staff ID Cards、Student ID Cards、Hotel Key Cards、Fuel Cards、Cashless Payment Cards、Access Control Cards、Public Transportation Cards

Reasons to Choose HID® Proximity™ Card for Access Control

FAQ

1. Is the EM4200 card compatible with EM4100 and EM4102 readers?
Yes. The EM4200 card is fully compatible with the EM4100/4102 and EM4005/4105 series, allowing for seamless integration without requiring system modification.

2. Can the EM4200 card’s UID be rewritten or changed?
No. The EM4200 chip is a read-only device with a factory-programmed 128-bit unique identifier (UID) that cannot be altered, ensuring secure and tamper-proof identification.

3. What encoding formats does the EM4200 support?
The EM4200 supports Manchester, Dual-Phase, and PSK (Phase Shift Keying) encoding, providing excellent flexibility with different RFID readers and systems.

4. What materials and printing options are available for the EM4200 card?
DCCO Tech offers full-panel printable PVC cards that support dye-sublimation, thermal transfer, or UV printing for easy customization and high-quality branding.

5. What are the typical applications of the EM4200 RFID card?
The EM4200 card is ideal for access control, time attendance, hotel key cards, membership identification, and other secure ID systems requiring reliable, read-only operation.

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