12 Pack 125khz writable rewrite Blank White T5577 T5567 T5557
4.5Editor score
Standard 125KHz ID card
Supports duplication of EM4100
Credit card size CR80
In this guide
Blank rewritable rfid cards offer versatile solutions for access control and data tracking. Selecting the right card requires understanding frequency compatibility and memory capacity to ensure seamless integration with your existing systems.
We analyzed ten leading options based on chip technology, durability, and user feedback. Our comparison highlights key differences between low frequency and high frequency cards to help you make an informed decision for your specific needs.
Each pick includes detailed specifications and real world use cases. Note that availability and pricing may fluctuate over time so always verify current stock before finalizing your purchase decision.
Top 3 Picks for Best Blank Rewritable Rfid Cards
LEXI 20pcs Rewritable UID Smart Card
4.2Editor score
13.56MHz frequency support
Over 100000 rewrite cycles
Compatible with MIFARE Classic
30 Pack NTAG Ultralight EV1 NFC Cards
4.1Editor score
48 Bytes user rewritable memory
10-year data retention
Anti-tamper protection included
Top 10 Best Blank Rewritable Rfid Cards in 2026 Compared
The following table provides a side by side comparison of all ten products reviewed in this guide. Each entry highlights core specifications to assist in quick decision making.
ProductsSpecificationsEditor scorePrice
Editor's Choice
LEXI 20pcs Rewritable UID Smart Card
13.56MHz Frequency
MIFARE Classic 1K
100000 Rewrite Times
0-10cm Reading Distance
4.2Editor score
Editor's Choice
30 Pack NTAG Ultralight EV1 NFC Cards
13.56MHz Frequency
NTAG Ultralight EV1
48 Bytes Memory
100mm Reading Distance
4.1Editor score
Best Premium
YARONGTECH-125khz writable rewrite blank white T5577 T5557
125kHz Frequency
T5577 Chip Type
Writable Before Use
Printable PVC Material
4.5Editor score
12 Pack 125khz writable rewrite Blank White T5577 T5567 T5557
125kHz Frequency
T5577 Chip Type
Em4100 Compatible
0.8mm Thickness
4.5Editor score
10Pcs T5577 Writable RFID Cards
125kHz Frequency
T5577 Chip Type
Compatible with H10301
1.8mm Thickness
5.0Editor score
100 Pack 125khz writable rewrite Blank White T5577 T5567 T5557
125kHz Frequency
T5577 Chip Type
Bulk Pack Option
0.8mm Thickness
4.5Editor score
JASAG 100pcs Premium Rewritable UID Smart Card
13.56MHz Frequency
MIFARE Classic 1K
100000 Rewrite Times
ISO/IEC 14443A
4.6Editor score
80 Pcs MIFARE Classic 1K RFID Cards
13.56MHz Frequency
FM11RF08 Chip
Locked Sector 0
Printable PVC Surface
4.7Editor score
5 Pack T5577 125kHz Rewritable RFID Cards
125kHz Frequency
T5577 Chip Type
Small Batch Size
Personal ID Use
12 PCS T5577 Thick Smart Cards
125kHz Frequency
T5577 Chip Type
1.8mm Thickness
Wiegand Compatible
4.7Editor score
1. LEXI 20pcs Rewritable UID Smart Card – Best Overall Blank Rewritable Rfid Card
LEXI 20pcs Rewritable UID Smart Card
13.56MHz Frequency
MIFARE Classic 1K
100000 Rewrite Cycles
0-10cm Reading Distance
The LEXI 20pcs Rewritable UID Smart Card stands out as a top choice for users needing reliable high frequency access solutions. With a 4.2 rating, it offers a balance of performance and affordability for various access control scenarios.
Pros
- High compatibility with access systems
- Rewritable sector 0 for cloning
- Durable PVC construction
- Cost effective bulk pack
Cons
- Limited to high frequency systems
- Requires specific writer for UID
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These cards operate at 13.56MHz and are fully compatible with MIFARE Classic 1K systems. The ability to rewrite block 0 allows for flexible UID cloning which is essential for replacing lost keys or expanding access privileges efficiently.
While highly versatile, these cards are limited to high frequency readers and may not work with older low frequency locks. Users must ensure their existing infrastructure supports 13.56MHz before purchasing to avoid compatibility issues.
This product is ideal for facility managers or homeowners looking to upgrade their security systems without expensive hardware changes. The large pack size ensures you have spares ready for daily operational needs.
High Frequency Compatibility
The 13.56MHz frequency ensures compatibility with most modern door access control systems and readers globally.
Rewritable UID Capability
Rewritable sector 0 allows users to change the unique ID number for cloning purposes within legal boundaries.
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2. 12 Pack 125khz writable rewrite Blank White T5577 T5567 T5557 – Best Budget Blank Rewritable Rfid Card
12 Pack 125khz writable rewrite Blank White T5577 T5567 T5557
125kHz Frequency
T5577 Chip Type
Em4100 Compatible
0.8mm Thickness
This 12 pack offers an excellent entry point for those needing low frequency proximity cards at a minimal cost. With a 4.5 rating, users appreciate the simplicity and reliability of the T5577 chip for basic access needs.
Pros
- Affordable per card price
- Works with EM4100 systems
- Standard credit card size
- Easy to program
Cons
- Not pre-programmed out of box
- Requires external writer tool
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The cards support 125kHz ID formats and can duplicate EM4100 tags effectively. They come blank so you must use a compatible writer to program the ID before use which adds a small setup step.
Some users find the lack of pre-programming inconvenient for immediate use. However this design ensures security and flexibility allowing you to assign unique IDs rather than using factory defaults.
Ideal for small businesses or DIY enthusiasts building access systems from scratch. The low price point makes it easy to stock up for multiple employees or access points without breaking the budget.
T5577 Chip Flexibility
The T5577 chip supports multiple ID formats making it versatile for various older proximity systems.
Standard Card Dimensions
Credit card size ensures these fit easily into wallets badge holders and existing card readers.
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3. 30 Pack NTAG Ultralight EV1 NFC Cards – Best Premium Blank Rewritable Rfid Card
30 Pack NTAG Ultralight EV1 NFC Cards
13.56MHz Frequency
NTAG Ultralight EV1
48 Bytes Memory
100mm Reading Distance
The NTAG Ultralight EV1 NFC Cards represent a premium option for those requiring enhanced security and durability. With a 4.1 rating, these cards offer robust features suitable for professional admission and access control.
Pros
- Advanced security features
- Long data retention
- Premium durable material
- Anti-tamper protection
Cons
- Higher cost than standard cards
- Complex setup for unlocking
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Featuring 48 bytes of rewritable memory and anti-tamper protection, these cards secure data effectively. The 10-year retention ensures your stored information remains intact over extended periods without degradation.
Users must note that these cards are factory locked and require specific commands to unlock for full functionality. This setup complexity might deter casual users but ensures high security for enterprise applications.
Best suited for event organizers or corporate facilities needing secure visitor tracking. The premium build quality resists wear and tear making them ideal for high-frequency reuse scenarios.
Enhanced Security Protocols
Built-in anti-tamper features and OTP areas protect stored data from unauthorized access or copying.
Professional Grade Material
Waterproof and scratch-resistant PVC ensures longevity even in demanding environments like outdoor events.
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4. YARONGTECH-125khz writable rewrite blank white T5577 T5557 – Reliable Blank Rewritable Rfid Card
YARONGTECH-125khz writable rewrite blank white T5577 T5557
125kHz Frequency
T5577 Chip Type
Printable PVC Surface
0.8mm Thickness
YARONGTECH provides a solid option for hotel key card replacements with these blank white T5577 cards. Rated 4.5 by users, they are designed to work seamlessly with existing 125kHz hotel access systems.
Pros
- High compatibility with hotel locks
- Blank for custom programming
- Durable plastic material
- Pack of 20 units
Cons
- Requires specific writer tools
- No pre-loaded ID data
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These cards allow you to write your own ID numbers before use which offers flexibility for rekeying locks or replacing lost cards. The PVC material ensures they withstand daily handling in hotel environments.
Some users report that printing on these cards may require specialized printers rather than standard inkjet models. This limitation should be considered if visual customization is required for staff identification.
A practical choice for hospitality businesses needing to manage key card inventories efficiently. The pack size offers sufficient supply for routine maintenance and guest replacements without frequent reordering.
Hotel Lock Compatibility
Specifically tuned for 125kHz hotel access systems ensuring reliable performance with major lock brands.
Durable PVC Construction
Made from high-quality PVC that resists bending and scratching during everyday guest interactions.
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5. 10Pcs T5577 Writable RFID Cards – Efficient Blank Rewritable Rfid Card
10Pcs T5577 Writable RFID Cards
125kHz Frequency
T5577 Chip Type
H10301 Format Support
1.8mm Thickness
With a perfect 5.0 rating, these cards demonstrate exceptional reliability and user satisfaction. They are designed for 125kHz systems and support multiple formats like H10301 which broadens their application scope significantly.
Pros
- Perfect 5.0 user rating
- Wide format compatibility
- Durable waterproof material
- Cost effective solution
Cons
- Limited to low frequency readers
- Programming required before use
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The cards are blank and require programming with a compatible writer before they can be read. This ensures security and allows users to customize the data stored on each card for specific needs.
While the waterproof and wear-resistant design is excellent for daily use, users should confirm their reader supports T5577 formats. Incompatible readers may fail to detect the cards regardless of proper programming.
Highly recommended for personal projects or small office setups needing robust proximity cards. The high rating indicates consistent performance and durability that users trust for critical access tasks.
Universal Format Support
Compatible with various 125kHz formats including H10301 making it versatile for older systems.
User Verified Reliability
The perfect rating suggests these cards rarely fail and meet expectations for functionality and durability.
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6. 100 Pack 125khz writable rewrite Blank White T5577 T5567 T5557 – Bulk Value Blank Rewritable Rfid Card
100 Pack 125khz writable rewrite Blank White T5577 T5567 T5557
125kHz Frequency
T5577 Chip Type
Bulk Pack Option
0.8mm Thickness
This 100 pack is designed for businesses needing to manage large teams or multiple access points efficiently. With a 4.5 rating, users appreciate the cost benefits of buying in bulk for ongoing operational needs.
Pros
- Economical bulk pricing
- High durability PVC
- Supports EM4100 cloning
- Ideal for large teams
Cons
- Requires significant storage space
- Programming time per card
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Each card uses a T5577 chip allowing for reliable cloning of existing EM4100 tags. The standard 125kHz frequency ensures compatibility with most legacy access control systems found in commercial settings.
While the bulk option saves money, it requires more time to program individually. Businesses should allocate sufficient resources to encode these cards properly before issuing them to employees for access.
A strategic choice for facility managers looking to scale their access control system. The high volume ensures you have replacements ready without the need for immediate reordering when cards are lost.
Bulk Cost Efficiency
Buying 100 cards significantly reduces the per unit cost compared to smaller pack sizes.
Standard EM4100 Support
Cards easily duplicate EM4100 signals making them suitable for older access hardware systems.
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7. JASAG 100pcs Premium Rewritable UID Smart Card – Premium Bulk Blank Rewritable Rfid Card
JASAG 100pcs Premium Rewritable UID Smart Card
13.56MHz Frequency
MIFARE Classic 1K
100000 Rewrite Cycles
ISO/IEC 14443A
The JASAG 100pcs Premium Rewritable UID Smart Card offers a high capacity solution for extensive access control needs. With a 4.6 rating, these cards are known for their reliability and support of industry standard protocols.
Pros
- Large 100 unit pack
- MIFARE Classic 1K support
- High rewrite cycle count
- Premium build quality
Cons
- High price for bulk pack
- Requires specialized UID writer
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Designed for 13.56MHz systems they support MIFARE Classic 1K standards which ensures compatibility with many modern card readers. The ability to rewrite over 100,000 times makes them extremely durable for daily usage.
While these cards are excellent for frequent rewriting, users must ensure they have a compatible UID writer. Standard writers might not support the specific UID rewriting features required for these premium cards.
Best for enterprises requiring a large inventory of secure and durable access cards. The investment is justified by the longevity and compliance with strict industry standards for data security.
MIFARE Classic Compatibility
Full support for MIFARE Classic 1K ensures seamless integration with existing high frequency hardware.
Superior Durability
Over 100,000 rewrite cycles mean these cards withstand heavy daily use without data corruption.
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8. 80 Pcs MIFARE Classic 1K RFID Cards – Secure Blank Rewritable Rfid Card
80 Pcs MIFARE Classic 1K RFID Cards
13.56MHz Frequency
FM11RF08 Chip
Locked Sector 0
Printable PVC Surface
These cards prioritize security with a locked Sector 0 preventing UID cloning. With a 4.7 rating, they are ideal for secure access control where unauthorized duplication is a concern for facility managers.
Pros
- High security lock protection
- 80 unit value pack
- Professional printed surface
- Compatible with major readers
Cons
- Sector 0 not writable
- Not for cloning purposes
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Compatible with mainstream RFID readers like ACR122U they offer a professional solution for attendance tracking. The PVC surface is printable using UV or thermal printers allowing for custom branding and identification.
Users looking for cloning capabilities will find these cards restrictive due to hardware locked sectors. This design choice ensures data integrity but limits flexibility for advanced technical applications.
Perfect for corporate environments needing secure employee ID cards or hotel key systems. The locked UID ensures that each card is uniquely authorized and cannot be easily duplicated by unauthorized users.
Locked UID Security
Sector 0 hardware lock prevents unauthorized cloning and maintains strict access control integrity.
Professional Printing Ready
Uncoated PVC surface supports custom thermal printing for branded employee or visitor identification.
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9. 5 Pack T5577 125kHz Rewritable RFID Cards – Small Batch Blank Rewritable Rfid Card
5 Pack T5577 125kHz Rewritable RFID Cards
125kHz Frequency
T5577 Chip Type
Small Batch Size
Personal ID Use
This small 5 pack is perfect for testing or small projects needing just a few cards. Although ratings are not available users can trust the T5577 chip technology for reliable performance in various setups.
Pros
- Ideal for testing projects
- T5577 rewrite capability
- Compatible with common writers
- Secure data protection
Cons
- No user reviews yet
- Limited quantity for large use
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Designed for access control and asset tracking these cards support 125kHz formats widely used in personal and business systems. They are blank allowing you to write custom credentials specific to your authorization.
Given the small pack size users with larger needs may need to order multiple sets. However for prototyping or small teams this option provides a cost effective way to get started with RFID technology.
Recommended for hobbyists or small businesses beginning asset tracking. The limited quantity ensures you can manage your inventory effectively without overstocking unused cards for now.
Testing and Prototyping
Small batch size makes it ideal for testing writer compatibility before committing to larger orders.
Custom Data Programming
Allows writing custom IDs to personalize access levels or asset tracking tags efficiently.
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10. 12 PCS T5577 Thick Smart Cards – Heavy Duty Blank Rewritable Rfid Card
12 PCS T5577 Thick Smart Cards
125kHz Frequency
T5577 Chip Type
1.8mm Thickness
Wiegand Compatible
These thick smart cards offer exceptional durability with a 1.8mm thickness designed for heavy daily use. With a 4.7 rating, users appreciate the robust build that withstands wear in demanding environments.
Pros
- Extra thick durable design
- Supports Weigand format
- Compatible with keyless entry
- High user rating
Cons
- Thick may not fit all sleeves
- Requires specific writer
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They support Weigand formats and work well with keyless entry systems. The T5577 chip allows for easy rewriting making them suitable for replacing lost keys or updating access credentials efficiently.
While the thickness adds durability it may not fit standard card sleeves designed for thinner plastic cards. Users should check their existing wallet or badge holders before purchasing to ensure proper fit.
Excellent for industrial or outdoor access points where standard cards might break easily. The heavy duty construction ensures longevity and consistent performance in harsh conditions.
Weigand Format Support
Supports Weigand standards ensuring compatibility with a wide range of access control hardware.
Heavy Duty Construction
1.8mm thick PVC resists bending and damage ensuring cards last longer than standard options.
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Buying Guide – How to Choose the Best Blank Rewritable Rfid Cards
Selecting the right RFID card involves evaluating technical specifications against your system requirements to ensure compatibility and longevity.
Frequency Compatibility
RFID systems operate on different frequencies such as 125kHz and 13.56MHz. You must match the card frequency to your reader frequency for the device to recognize the signal.
Always check your existing reader documentation before purchasing to ensure the card frequency matches your system exactly.
Chip Type and Memory
Chip types like T5577 or MIFARE Classic determine how data is stored and managed. More advanced chips offer higher security and memory capacity for complex applications.
Choose a chip type that supports the specific data encryption or capacity requirements your project needs.
Rewritability Needs
Some cards have locked sectors that prevent rewriting certain data areas while others allow full rewriting. Decide if you need to clone existing cards or simply store new data.
For cloning access cards ensure the card supports rewriting sector 0 which holds the unique identifier.
Durability and Material
Cards made from PVC are durable and waterproof but thickness matters for specific readers. Thick cards might not fit in tight sleeves or readers.
Look for scratch and water resistant materials if the cards will be used in outdoor or industrial settings.
Pack Size and Cost
Buying in bulk often reduces the cost per card but requires more storage space. Assess how many cards you need now versus in the future.
Balance the upfront investment with your projected usage to avoid waste or shortages.
Programming Tools
Most blank cards require a separate writer or programmer to encode data before use. Ensure you have the necessary equipment or budget to acquire it.
Check if the card brand recommends specific writers to avoid compatibility issues during the programming process.
Security Features
Advanced cards include encryption and anti-tamper protection to prevent unauthorized data copying. This is vital for corporate access control.
Prioritize security features if you are handling sensitive access data or managing high security areas.
Printing Capability
If you need to print custom images on cards check if the PVC surface supports thermal or inkjet printers.
Uncoated PVC surfaces are generally better for professional card printing and avoid smudging.
How to Use and Care for Your Blank Rewritable Rfid Cards
To use these cards you must first program them with a compatible RFID writer. Ensure the reader and writer operate at the same frequency as the cards.
Store the cards in a cool dry place away from direct sunlight. Extreme temperatures can damage the internal chip over time.
Avoid bending or scratching the card surface which may disrupt the antenna. Use a badge holder for protection if the card is carried in a wallet.
Frequently Asked Questions
Can I use these cards with my smartphone?
Most blank cards require a specific writer tool for programming and cannot be written directly by a smartphone. However NFC cards may allow reading and limited writing via NFC compatible Android devices.
Are blank RFID cards legal to clone?
Cloning cards that you legally own or have authorization for is generally legal. Unauthorized duplication of third party access cards may be illegal in some jurisdictions.
What is the difference between 125kHz and 13.56MHz cards?
125kHz cards are older proximity cards while 13.56MHz cards support more advanced communication and data protocols. You must match the frequency to your reader hardware.
How long do these cards last?
Most cards support over 100,000 read write cycles and offer data retention for years. Physical durability depends on material quality and how often they are handled.
Do these cards work with all door locks?
No they only work with locks that support the same frequency and chip protocol. Always verify your lock system specs before purchasing any cards.
Can I print custom logos on these cards?
Many PVC cards support thermal printing for custom logos. Avoid ordinary inkjet printers as they may not adhere well to the PVC surface.
What tool do I need to program a card?
You need a compatible RFID writer or copier that matches the card frequency. Some advanced writers support multiple frequencies for flexibility.
Do these cards work with metal surfaces?
Standard plastic cards may not work well when mounted directly on metal. Use specialized on-metal tags for such installations to ensure proper signal transmission.
Final Thoughts on Choosing the Best Blank Rewritable Rfid Cards
We reviewed ten top options ranging from budget T5577 cards to premium MIFARE solutions. Each offers unique strengths tailored to specific access control needs.
Prioritize frequency compatibility and chip type to ensure your cards work with your existing hardware. Security features are vital for high risk environments.
Prices and availability may change so check current listings before purchasing. Select the card that balances durability with your operational requirements.