125khz Writable RFID T5557 / T5567 / T5577 Rewritable Proximity Card for ID Writer Copier Duplicate (Thin Card)
125kHz Writable RFID T5557 / T5567 / T5577 Rewritable Proximity Card for ID Writer Copier Duplicate (Thin Card)
This 125kHz rewritable RFID proximity card uses the T5557, T5567, or T5577 chipset, allowing you to write and rewrite data for ID duplication and access control projects. It is a thin, passive card with no battery needed, designed for contactless data transmission. Ideal for makers, hobbyists, and engineers working with RFID writer copier systems.
Specifications
- Operating Frequency: 125kHz
- Chipset: T5557 / T5567 / T5577 (rewritable)
- Operating Distance: Up to 1 meter (depends on antenna geometry)
- Data Transfer Speed: 106 kbit/s
- Power Source: Passive (no battery required)
- Form Factor: Thin card
Compatible with
- Arduino (Uno, Mega, Nano)
- ESP32
- ESP8266
- Raspberry Pi
- STM32
- 125kHz RFID reader/writer modules (e.g., RDM6300, RDM630)
What you can build with it
- Custom ID card duplication system for office or school access
- Rewritable RFID tag for attendance tracking projects
- Prototype for contactless door lock with user-programmable cards
Built and Backed by Compoden
Every card comes with access to our AI build companion, delivered via QR code, email, or WhatsApp, to help you wire and program it into a working project. With 10 years of experience supplying makers and institutions across India, we ensure reliable components for your builds. Pay your way: UPI, cards, or Cash on Delivery, anywhere in India.
What payment options are available for this RFID card?
We accept UPI, credit/debit cards, and Cash on Delivery (COD) for all orders across India.
How do I write data to this card?
You need a 125kHz RFID writer module (like RDM6300) and an Arduino or ESP32. Connect the module, use a library like RFID or MFRC522, and send write commands to the T5557/T5567/T5577 chip.
How long does delivery take?
We ship this RFID card across India including Delhi, Mumbai, Bangalore, Hyderabad, Chennai, and Pune. Standard delivery takes 3-7 business days.
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