125KHz RFID Coin Tag (ABS, with Hole)
125KHz RFID Coin Tag (ABS, with Hole)
A 125KHz proximity RFID tag in a rugged ABS coin form factor with a mounting hole, so you can thread it onto a keyring or fix it to an asset. Read-only UID, for access control and identification with any 125KHz reader.
Compatible with
- 125KHz readers such as the JT308, RDM6300 and EM-18
- Arduino, ESP32 and Raspberry Pi via a 125KHz reader module
Build it with Compoden's AI
Pairing a tag with the right reader and code trips up a lot of first builds. Describe your access-control or attendance project to Compoden's AI build assistant. It matches the tag to a compatible reader at the same frequency, checks every part against real stock, and hands you the wiring and the code.
Built and Backed by Compoden
We have spent 10 years supplying RFID, electronics, and robotics parts to makers, schools, and access-control projects across India. Every Compoden order includes our AI build companion to help you wire the reader, write the code, and get the tag reading on the first try.
What frequency is this?
125KHz, read-only UID - use it with a 125KHz reader.
Does it work with the MFRC522?
No, the MFRC522 is 13.56MHz; this coin is 125KHz.
What is the hole for?
To thread it onto a keyring or fasten it to an asset you want to identify.
Ask Soldr above what you can build with this — it knows every Compoden kit this part appears in.
Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items