125KHz RFID Keyfob

Add to wishlistAdded to wishlistRemoved from wishlist 0


Would you like to know about our 125KHz RFID keyfob? We can’t wait to share the magic of the RFID keyfob with you.,125KHz RFID keyfob is a 125khz RFID tag, which is not easily disturbed by the external environment and has the strongest penetration to the medium.,It is very low cost, easy to use, often used as a community access card. Of course, it can be used in more than one environment.,RFID TAG MAKER provides you with high-quality RFID epoxy keyfob with a low price.,


125KHz RFID Keyfob Descriptions


125KHZ LF RFID Keyfob is also known as Keytag, Keychain, and it is an electronic device used for Access Control, Its applications can be witnessed at Housing, Underground Parking Lot, Shopping Mall, library, E-Campus, Security Protection, Transportation and E-payment, which make our life comfortable.


rfid keyfob

125KHz RFID Keyfob 1



Material ABS
Size The Dimension of the Keyfob: 32*40.5mm
The diameter of the top small hole: 3.5*7mm
Chip TK4100, EM4200, EM4305, T5577. The available HF chips include MF S50, MF S70, Ultralight (C), FM08
Frequency 125KHZ
Memory 64bits, 128bits, 512 bits, 363 bits.
Protocol ISO1174
Printing Options Silk-screen printing, etc.
Crafts Available Barcode, Scratch off panel, Signature panel, Spray number, Laser number, Embossing, etc.
Shipping Details Generally, 3 days for DHL/FedEx/UPS, 10 days for air shipping, 18 days for sea shipping.
Payment Terms TT, PayPal, WEST UNION, L/C


Common Chip Types Protocol Capacity Anti-collision Function
Available 125KHz Chip
TK4100 / 64 bit No Read Only
EM4200 / 128 bit No Read Only
EM4305 / 512 bit No Read/Write
T5577 / 330 bits No Read/Write
Available 13.56MHz Chip
NTAG® 213 ISO14443A 180 byte No Read/Write
NTAG® 215 ISO14443A 540 byte No Read/Write
NTAG® 216 ISO14443A 924 byte No Read/Write
MIFARE® Classic® 1K ISO14443A 1 KB No Read/Write
MIFARE® Classic® 4K ISO14443A 4 KB No Read/Write
MIFARE® Plus® S 1K ISO14443A 2 KB/4 KB No Read/Write
MIFARE Ultralight® EV1 ISO14443A 48 byte No Read/Write
MIFARE Ultralight® C ISO14443A 144 byte No Read/Write
ICODE® SLIX ISO15693 896 bit Yes Read/Write
Available 860-960MHz Chip
Alien H3 ISO18000-6C 512 bit Yes Read/Write
Other chips are also available.
NTAG are registered trademarks of NXP B.V. and are used under license.ICODE are registered trademarks of NXP B.V. and are used under license.MIFARE and MIFARE Classic are trademarks of NXP B.V.MIFARE and MIFARE Ultralight are registered trademarks of NXP B.V. and are used under license.MIFARE and MIFARE Plus have registered trademarks of NXP B.V. and are used under license.


Custom Shapes

125KHz RFID Keyfob 5


125KHz RFID Keyfob 6



Common Package

keyfob packing




100pcs in one bag
1000pcs / 2000pcs per carton (according to your order quantity)


6kg for 1000pcs


Carton Size

49*23*20 cm
Special demands for packing available.



125KHz RFID Keyfob 7



Available Applications

access control, hotel locks, staff attendance, and school campus access and payment control, identification and security systems, parking lot entry and payment, social security management, transportation payment, municipal and ancillary service payment, etc.


RFID Tag Maker