125kHz RFID Key Fob, Blank Blue 35x28x4 mm, Rewritable
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Prices updated: 14 Oct 2026
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About this product
A blank blue 125 kHz RFID key fob measuring 35 x 28 x 4 mm, with no printed code and a metal key ring. The listing states it is rewritable on compatible systems. It is intended for authorized access-control use with 125 kHz readers.
Specifications
- Frequency
- 125 kHz
- Color
- Blue
- Dimensions
- 35 x 28 x 4 mm
- Printed code
- None (blank)
- Rewritable
- Yes, on compatible systems
- Accessory
- Metal key ring
Frequently asked questions
Will it work with any 125 kHz reader?
It is listed as compatible with 125 kHz readers. Check that the reader uses a protocol the fob supports before deploying it.
Can it be rewritten?
The listing states it supports rewritable encoding on compatible systems. You need an encoder that supports this tag type.
