Ideal For
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Employee access badges
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Office buildings and corporate facilities
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Schools and universities
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Healthcare institutions
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Warehouses and industrial sites
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Membership and ID programs
FAQ
Q: What are Proximity ID Cards RFID 125kHz EM4100 / TK4100?
A: These are contactless RFID cards used for access control and identification. They operate at 125 kHz and transmit a unique ID number to compatible readers.
Q: Are these cards read-only or rewritable?
A: These cards are read-only, meaning the ID number is factory-programmed and cannot be changed.
Q: What is the standard size of these cards?
A: They follow the standard CR80 size (credit card size): 85.6 mm x 54 mm, making them compatible with most badge holders and printers.
Q: What material are the cards made of?
A: They are typically made of durable PVC, ensuring long-term use and resistance to everyday wear.
Q: What systems are these cards compatible with?
A: They are compatible with most 125 kHz RFID proximity systems, including many legacy access control systems widely used in the USA.
Q: Can these cards be printed on?
A: Yes. They can be printed using PVC card printers for adding names, photos, or company branding.
Q: What are these RFID cards commonly used for?
A: They are widely used in:
- Access control systems
- Employee ID badges
- Time & attendance tracking
- Parking access
- Membership and loyalty programs
