125 kHz RFID access fob (EM-Marine), with ring, grey

125 kHz RFID access fob (EM-Marine)

125 kHz RFID fobs are contactless access tokens based on radio-frequency identification technology, commonly used in security systems, for example to open doors, in transport systems, in libraries or for clocking in at workplaces.

Product Description:

Frequency:
125 kHz (LF – Low Frequency)

Chip:
Cloneable chip made in China:

• TK5200 – reprogrammable clone chip (TK4100)

Numbering:
engraved, sequential numbering

Material:
PVC plastic

Colour:
Grey

Read range:
Up to 10 cm (depends on the reader)

Features and Benefits:

• Passive chip – requires no internal power source (no battery)

• Cloneable (with T5577) – can be programmed to different formats

• Read by chip ID – used for UID (Unique ID) identification only

• Durable and waterproof – suitable for everyday use

• Universal compatibility – works with many 125 kHz readers

• Low-cost and suitable for mass deployment

Typical Applications:

• Door entry in access control systems

• Time and attendance systems

• Door entry systems in apartment buildings

• Parking systems

• Animal and object identification

Notes:

• TK4100 and EM4100 are read-only – the UID is factory-programmed and cannot be changed.

• T5577 allows the card to be reprogrammed multiple times, making it useful for cloning and system testing.

• These fobs are not compatible with 13.56 MHz (NFC) systems!