Rewritable 125KHz RFID Blank PVC Cards T5577 EM4305 Smart Tags

Upgrade your access control system with these Rewritable 125KHz RFID Blank PVC Cards. Compatible with T5577, 5200, and EM4305 chip standards, these programmable smart cards are perfect for door access control, time attendance systems, key card cloning, and custom ID solutions. Each card arrives without a pre-assigned ID number, giving you full flexibility to program, write, and clone data as needed.

Crafted from durable PVC and sized at the standard credit card dimensions of 8.5 x 5.3 cm, these cards fit seamlessly into any standard card reader or wallet slot. Available in 3 color options to help you organize or distinguish between different access levels or user groups.

Key Features

• Rewritable & Programmable: Each card can be written, re-written, and cloned multiple times using a compatible 125KHz RFID reader/writer.
• Multi-Chip Compatibility: Supports T5577, 5200, and EM4305 chip types for broad system compatibility.
• Blank Cards: Arrive without any pre-programmed ID number — ready for your custom configuration.
• Standard PVC Construction: Durable, credit-card-sized (8.5 x 5.3 cm) design fits all standard card holders and readers.
• 125KHz Frequency: Widely supported by proximity door entry, access control panels, and time attendance systems.
• 3 Color Options: Easily color-code cards for different access levels or user groups.
• Versatile Use: Ideal for offices, apartments, gyms, schools, and any facility using 125KHz RFID access control.

Specifications

• Frequency: 125KHz
• Chip Type: T5577 / 5200 / EM4305
• Material: PVC
• Card Size: 8.5 x 5.3 cm (standard credit card size)
• Available Colors: 3 options
• Pre-Programmed ID: None — fully blank and programmable

Common Applications

• Proximity door access control systems
• Time and attendance tracking
• Key card duplication and cloning
• Custom employee or membership ID cards
• Building security and entry management

For more information on RFID technology and its use in security systems, visit the NIST Guidelines on Securing RFID Systems.

Frequently Asked Questions

Q: What RFID chip types are these blank cards compatible with?

A: These rewritable 125KHz RFID cards are compatible with T5577, 5200, and EM4305 chip types, making them suitable for a wide range of proximity access control readers and systems.

Q: Can these RFID cards be programmed and reprogrammed multiple times?

A: Yes! These are fully rewritable RFID cards. You can program, re-write, and clone data onto them multiple times using any compatible 125KHz RFID read/write device. They arrive as blank cards with no pre-assigned ID number.

Q: What are the dimensions and material of these smart cards?

A: Each card is made from durable PVC and measures 8.5 x 5.3 cm — the same size as a standard credit card — so they fit perfectly in card holders, readers, and wallets.

Q: What access control systems are these cards compatible with?

A: These 125KHz RFID blank cards are compatible with most standard proximity door control access systems, time attendance machines, and any reader that supports T5577, EM4305, or 5200 chip formats operating at 125KHz frequency.