Overview
Simplify your security and automation projects with our premium 125KHz RFID Key Fob Tokens. These lightweight, highly durable proximity tags are designed for everyday wear and tear. Each keychain token contains a unique pre-programmed 10-digit ID code embedded inside, which can be read wirelessly by a compatible low-frequency RFID reader from a distance of up to 5-10 cm.
Perfect for university student projects, security gate prototyping, smart home lock systems, and commercial attendance logging.
Key Features
Universal Compatibility: Operates on the standard 125KHz low-frequency band, fully compatible with EM4100, TK4100, and RDM6300 reader modules.
Pre-Programmed ID: Each token features a unique, read-only internal ID code for secure access tracking.
Waterproof & Rugged: Encased in a high-quality, ultrasonic-welded ABS plastic shell that is completely dustproof and waterproof.
Highly Portable: Comes attached to a sturdy metal key ring, making it easy to attach to lanyards, keys, or backpacks.
Passive Operation: No battery required! The token is powered wirelessly by the electromagnetic field generated by the reader module.
Technical Specifications
| Feature | Specification |
| Operating Frequency | 125 KHz (Low Frequency) |
| Chip Type | EM4100 / TK4100 (Read Only) |
| Material | ABS Plastic Cover + Metal Ring |
| Reading Distance | 2cm to 10cm (Depending on the reader antenna) |
| Data Retention | > 10 Years |
| Operating Temperature | -40°C to 85°C |
| Color Variants | Typically Blue (Contact for custom colors) |
Important Technical Note
This is a 125KHz Read-Only Proximity Tag. It is NOT compatible with 13.56MHz NFC systems (like smartphones, MIFARE RC522 modules, or metro cards). Make sure your reader module specifically supports the 125KHz frequency band before purchasing.
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