LEXI 20pcs Rewritable UID Smart Card
4.2Editor score
13.56MHz frequency support
Over 100000 rewrite cycles
Compatible with MIFARE Classic 1K
In this guide
Blank rewritable RFID cards offer versatile solutions for access control and personalized data storage. These cards support multiple write cycles allowing users to customize identification credentials securely and efficiently.
We compared leading models based on chip compatibility memory capacity and durability standards. Our analysis covers both high frequency MIFARE options and low frequency T5577 cards for various system requirements.
Each pick highlights key specifications use cases and limitations to help you choose confidently. Prices and availability change frequently so verify current details before finalizing your purchase decision.
Top 3 Picks for Best Blank Rewritable Rfid Cards
JASAG 100pcs Premium Rewritable UID Smart Card
4.6Editor score
100 pack bulk value
Full sector reprogramming support
Standard ISO 14443A compliance
80 Pcs MIFARE Classic 1K RFID Cards
4.7Editor score
Factory locked UID security
High durability PVC construction
Professional commercial grade quality
Top 10 Best Blank Rewritable Rfid Cards in 2026 Compared
This side-by-side comparison evaluates all ten products across key technical specifications and use cases to help you select the ideal blank rewritable RFID card for your specific access control or programming project.
ProductsSpecificationsEditor scorePrice
Editor's Choice
LEXI 20pcs Rewritable UID Smart Card
13.56MHz frequency
MIFARE Classic 1K
20 piece pack
0-10cm read range
4.2Editor score
Editor's Choice
30 Pack NTAG Ultralight EV1 NFC Cards
NTAG Ultralight EV1
48 Bytes memory
10-year data retention
Matte white surface
4.1Editor score
Best Premium
YARONGTECH T5577 Blank White Card
125kHz frequency
T5577 chip type
20 piece pack
Printable white PVC
4.5Editor score
12 Pack 125khz T5577 Blank White Card
125kHz frequency
T5577 chip
12 piece pack
0.8mm thickness
4.5Editor score
10Pcs T5577 Writable RFID Cards
125kHz frequency
10 piece pack
1.8mm thickness
Waterproof PVC material
5.0Editor score
100 Pack 125khz T5577 Card
125kHz frequency
100 piece pack
Bulk value option
Standard CR80 size
4.5Editor score
JASAG 100pcs Premium Rewritable UID
13.56MHz frequency
100 piece pack
MIFARE Classic 1K
0-10cm read range
4.6Editor score
80 Pcs MIFARE Classic 1K RFID Cards
13.56MHz frequency
Factory locked UID
80 piece pack
Professional grade PVC
4.7Editor score
5 Pack T5577 125kHz Rewritable Card
125kHz frequency
5 piece pack
Blank white design
Asset tracking support
12 PCS T5577 Thick Smart Cards
125kHz frequency
12 piece pack
1.8mm thickness
Clamshell design
4.7Editor score
1. LEXI 20pcs Rewritable UID Smart Card – Best Value Bulk Pack
LEXI 20pcs Rewritable UID Smart Card
13.56MHz frequency
MIFARE Classic 1K
20 piece pack
100000 rewrite cycles
The LEXI 20pcs Rewritable UID Smart Card offers a reliable entry point for MIFARE Classic 1K applications. With a solid rating and support for over 100000 rewrite cycles it ensures long term usability for repeated access credential updates.
Pros
- High rewrite cycle count
- Full sector reprogramming
- Compatible with most readers
- Affordable bulk pricing
- Standard credit card size
Cons
- Requires programming before use
- Not for metal surfaces
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These cards fully support read write and copy functions with compatibility across standard 13.56MHz readers. Each card features a unique encrypted ID that can be reprogrammed allowing flexible deployment for door access control or membership systems.
Users should note the cards come blank and require writing an ID before reading. While durable the PVC material performs well under normal conditions but may degrade if exposed to extreme heat or harsh chemicals.
Ideal for small businesses or DIY projects needing multiple cards the LEXI pack balances cost and functionality. Verify your reader supports MIFARE Classic 1K before purchase to ensure seamless integration.
Flexible Programming Options
Supports full sector reprogramming enabling customization for diverse access levels or membership tiers.
Durability and Design
Standard CR80 size fits most wallets and badge sleeves while waterproof PVC resists daily wear.
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2. 30 Pack NTAG Ultralight EV1 NFC Cards – Best for NFC Projects
30 Pack NTAG Ultralight EV1 NFC Cards
NTAG Ultralight EV1
48 Bytes memory
10-year retention
Matte white surface
The 30 Pack NTAG Ultralight EV1 NFC Cards are designed for users needing secure NFC integration without high cost. Featuring 48 bytes of rewritable memory these cards support event tickets or visitor authorization with reliable data retention.
Pros
- Long data retention
- Anti-tamper security
- Printable matte surface
- Built-in anti-collision
- Supports thermal printers
Cons
- Limited memory capacity
- Requires unlocking setup
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These cards include comprehensive security mechanisms like OTP areas and password protection to prevent unauthorized access. The matte white surface allows thermal sublimation printing for personalized logos or text making them suitable for branding.
Setup requires an initial unlock via NFC Tools as factory settings lock the cards. Once unlocked they function similarly to standard NTAG215 chips but with less memory which may limit complex data storage needs.
Best for hobbyists or small event organizers these cards offer robust security features at a budget friendly price. Confirm your use case fits the 48 byte limit before bulk ordering.
Enhanced Security
Includes ECC signature and tamper protection to safeguard stored data against unauthorized copying.
Customization Ready
Matte surface supports thermal printing for personalized designs compatible with professional card printers.
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3. YARONGTECH T5577 Blank White Card – Best for Low Frequency Systems
YARONGTECH T5577 Blank White Card
125kHz frequency
T5577 chip
20 piece pack
Printable white PVC
The YARONGTECH T5577 Blank White Card provides a dependable solution for 125kHz access control systems. With an original T5577 chip these cards allow rewriting IDs in multiple formats including WG and EM standards.
Pros
- Works with 125kHz readers
- T5577 rewrite capability
- Hotel key card compatible
- High readability rating
- Easy to personalize
Cons
- Pre-programming required
- Limited to low frequency
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These cards arrive blank requiring programming before first use. The white PVC surface supports printing via Zebra or Fargo card printers enabling custom branding for hotel keys or employee badges.
Users report reliable compatibility with common 125kHz writers and copiers. While effective for low frequency systems these cards do not work with 13.56MHz readers limiting their versatility across different hardware.
Recommended for businesses upgrading legacy systems or managing hotel access these cards offer straightforward functionality. Ensure your readers support T5577 chips before purchasing to avoid compatibility issues.
Chip Flexibility
Writes in multiple 125kHz formats supporting diverse legacy access control implementations.
Professional Printing
Uncoated white surface accepts thermal transfer printing for durable branded identification.
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4. 12 Pack 125khz T5577 Blank White Card – Best for Duplication Projects
12 Pack 125khz T5577 Blank White Card
125kHz frequency
T5577 chip
12 piece pack
0.8mm thickness
The 12 Pack 125khz T5577 Blank White Card serves users needing basic duplication capabilities. These proximity cards support EM4100 and TK4100 formats enabling straightforward cloning for home or office access.
Pros
- Supports duplication
- Standard CR80 size
- Affordable entry pack
- Compatible with ID writers
- Durable PVC material
Cons
- Needs ID writing first
- Thin profile may bend
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Each card is blank and must be programmed using a 125kHz RFID writer before reading. The standard CR80 size ensures compatibility with existing card holders while lanyard punch holes allow for badge attachment.
Built from new PVC material these cards offer moderate durability for frequent use. However the thin 0.8mm profile may bend under pressure so handle with care during insertion into readers.
Ideal for small scale DIY duplication tasks these cards provide a cost effective starting point. Always use legal and authorized credentials when programming to comply with local regulations.
Broad Format Support
Handles multiple 125kHz formats including EM and TK standards for versatile duplication.
Convenient Design
Includes lanyard holes for easy attachment to keychains or staff badges.
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5. 10Pcs T5577 Writable RFID Cards – Best for Hotel Applications
10Pcs T5577 Writable RFID Cards
125kHz frequency
10 piece pack
1.8mm thickness
Waterproof PVC
The 10Pcs T5577 Writable RFID Cards stand out for their exceptional durability and compatibility with hotel systems. With a 1.8mm thickness these cards resist bending and wear better than standard thin alternatives.
Pros
- High user rating
- Thicker durable build
- Multiple format support
- Waterproof construction
- Hotel key optimized
Cons
- Small pack size
- Requires programming
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Users praise the waterproof and wear-resistant PVC material suitable for daily handling in busy environments. The cards support multiple formats including 1386 and H10301 enabling broader system integration for property management.
While the pack contains only 10 units the quality and performance justify the investment for small properties. Programming is required before use so ensure you have a compatible writer available on site.
Best for boutique hotels or small properties needing reliable access credentials these cards deliver consistent performance. Always test a sample before full deployment to confirm reader compatibility.
Enhanced Durability
Thicker 1.8mm profile withstands frequent insertion and environmental exposure.
System Compatibility
Supports multiple proprietary formats for seamless integration with existing access systems.
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6. 100 Pack 125khz T5577 Card – Best Bulk Option
100 Pack 125khz T5577 Card
125kHz frequency
100 piece pack
Bulk value
Standard CR80 size
The 100 Pack 125khz T5577 Card offers significant value for organizations needing many credentials. This bulk pack ensures consistent supply for employee badges or visitor passes without repeated ordering.
Pros
- Large quantity value
- Consistent quality
- Standard sizing
- Supports multiple formats
- Cost effective
Cons
- Higher upfront cost
- Storage required
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Each card follows standard specifications with T5577 chips supporting duplication across common 125kHz formats. The CR80 size fits standard wallets and badge holders making everyday carrying simple for users.
Storage becomes important with 100 units so keep them in a dry secure place to prevent damage. Programming will take time for each card so allocate sufficient resources for bulk setup.
Perfect for schools or offices expanding access programs this pack reduces per unit costs. Verify your access systems support 125kHz T5577 before buying to avoid unusable inventory.
Economical Scaling
Large pack size lowers cost per card for expanding access control needs.
Uniform Specifications
Consistent card quality ensures reliable performance across all 100 units.
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7. JASAG 100pcs Premium Rewritable UID – Best for Enterprise Access
JASAG 100pcs Premium Rewritable UID
13.56MHz frequency
100 piece pack
MIFARE Classic 1K
0-10cm range
The JASAG 100pcs Premium Rewritable UID Smart Card targets enterprise users needing high reliability. With over 100000 rewrite cycles these cards support frequent credential updates without performance degradation.
Pros
- Premium quality control
- High rewrite endurance
- Full sector access
- Bulk availability
- Strong ratings
Cons
- Requires compatible writer
- Not for metal
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Each card offers full sector reprogramming for MIFARE Classic 1K systems enabling complex access control configurations. The 100 piece bulk pack ensures adequate supply for large teams or multiple sites.
Users report stable compatibility with mainstream 13.56MHz readers maintaining consistent read performance. However programming requires dedicated hardware and knowledge of sector keys to unlock full capabilities.
Ideal for corporate environments this bulk pack balances quality and cost. Test a subset with your existing infrastructure to ensure seamless integration before full deployment.
Advanced Programming
Full sector reprogramming enables multi-level access control for enterprise security.
Reliable Performance
Premium quality assurance ensures consistent operation across all units in the pack.
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8. 80 Pcs MIFARE Classic 1K RFID Cards – Best Non-Rewritable Security
80 Pcs MIFARE Classic 1K RFID Cards
13.56MHz frequency
Factory locked UID
80 piece pack
Professional PVC
The 80 Pcs MIFARE Classic 1K RFID Cards prioritize security with factory locked UIDs. This design prevents unauthorized UID modification making them ideal for controlled access systems requiring unique identifiers.
Pros
- Secure factory locked UID
- High read/write endurance
- Wide commercial compatibility
- Durable construction
- Included storage box
Cons
- UID cannot be changed
- Not for cloning
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Each card supports over 100000 read/write cycles ensuring longevity for high frequency use like employee attendance. The included protective storage box keeps cards organized and safe during distribution.
Users note strong compatibility with professional readers like ACR122U and PN532. However the locked UID means these cards cannot be used for cloning existing credentials which may limit some use cases.
Best for secure commercial applications this pack offers reliable performance and protection. Confirm your access system requires non-rewritable UIDs before purchasing to match operational needs.
Enhanced Security
Factory locked UID prevents cloning ensuring only authorized cards are recognized.
Commercial Grade
Designed for daily business use with durable PVC resisting wear and tear.
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9. 5 Pack T5577 125kHz Rewritable Card – Best for Testing
5 Pack T5577 125kHz Rewritable Card
125kHz frequency
5 piece pack
Blank white
Asset tracking
The 5 Pack T5577 125kHz Rewritable Card provides a minimal option for testing systems. Ideal for verifying reader compatibility before larger orders these cards support common 125kHz formats.
Pros
- Small test pack
- Versatile programming
- Affordable price
- Asset tracking support
- Personal ID use
Cons
- No rating available
- Very limited quantity
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Each blank card allows custom ID writing for asset tracking or personal identification projects. The small pack reduces risk when experimenting with new access control configurations or DIY RFID setups.
While no user rating is listed yet the product description emphasizes legal and authorized usage only. Programming requires a compatible writer and adherence to local duplication laws.
Best for engineers or hobbyists this pack offers a low commitment way to explore capabilities. Ensure you have necessary hardware and authorization before writing any credentials.
Project Testing
Minimal quantity allows safe verification of system compatibility.
Versatile Use Cases
Supports asset tracking and personal ID for diverse application needs.
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10. 12 PCS T5577 Thick Smart Cards – Best for Keyless Entry
12 PCS T5577 Thick Smart Cards
125kHz frequency
12 piece pack
1.8mm thickness
Clamshell design
The 12 PCS T5577 Thick Smart Cards offer robust construction for keyless entry systems. With a 1.8mm thickness and clamshell design these cards resist bending and wear better than standard plastic cards.
Pros
- Thick durable design
- Compatible with keyless entry
- High user rating
- Supports Weigand
- Durable PVC
Cons
- Not for Onity systems
- Requires programming
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Users report strong compatibility with 1386 and 1326 format readers enabling seamless integration for property management. The high rating reflects reliable performance under daily use conditions.
These cards cannot work with Onity locks so verify system requirements before purchase. Programming is required using a 125kHz writer and the cards support 100000 erase/write cycles for longevity.
Best for hotels or offices needing durable proximity credentials this pack delivers consistent quality. Always test with your specific reader to confirm compatibility prior to full deployment.
Robust Build
Clamshell design and thick PVC withstand daily mechanical stress.
Reader Compatibility
Supports multiple formats including Weigand for diverse access systems.
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Buying Guide – How to Choose the Best Blank Rewritable Rfid Cards
Selecting the right blank rewritable RFID card requires understanding your access system requirements and technical constraints. This guide outlines critical factors to ensure compatibility and performance.
Frequency Compatibility
The most critical factor is matching the card frequency to your readers. 125kHz cards work with proximity systems while 13.56MHz cards support MIFARE and NFC standards. Always check your access control hardware specifications before purchasing to avoid incompatibility.
Always verify your reader frequency matches the card to ensure seamless integration.
Chip Type and Memory
Different chips offer varying memory sizes and security features. T5577 supports basic rewriting while MIFARE Classic 1K allows sector-based data storage. NTAG cards provide smaller memory but stronger security for NFC applications.
Choose chips based on data storage needs and security requirements.
Rewrite Endurance
Look for cards rated for 100000 or more rewrite cycles to ensure longevity. Lower quality cards may degrade after repeated updates affecting access reliability. This is especially important for employee or membership credentials used daily.
Prioritize high rewrite endurance for frequently updated credentials.
Card Material and Durability
PVC cards resist water and wear but may bend if too thin. Thick designs like 1.8mm offer better durability for daily insertion. Consider printing options if customization is needed for branding or identification.
Select thicker durable PVC for high-use environments and branding options.
Security Features
Cards with locked UIDs prevent cloning enhancing security for controlled access. Rewritable cards allow flexibility but may lack tamper resistance unless specified. Evaluate your risk tolerance when choosing between locked and fully reprogramable options.
Balance flexibility with security based on your access control policies.
Bulk vs Small Packs
Bulk packs offer cost savings but require storage and programming time. Small packs are better for testing or minimal needs. Consider future expansion plans when deciding on pack size to optimize budget and logistics.
Choose pack size based on current needs and future growth.
Reader Compatibility
Confirm your reader supports the specific chip and protocol before buying. Some systems require proprietary formats like EM4100 or H10301. Incompatible cards will not function even if physically the same size.
Verify reader support for specific chip formats to ensure functionality.
Programming Tools
Blank cards need dedicated writers to encode data. Ensure you have access to compatible hardware and software for setup. Some advanced features may require specific unlocking steps or admin permissions.
Ensure you have necessary programming tools before purchasing blank cards.
How to Use and Care for Your Blank Rewritable Rfid Cards
Begin by confirming your access system compatibility including frequency and chip support. Use a dedicated RFID writer to encode credentials before first use. Verify data integrity after programming using a compatible reader.
Store cards in a cool dry place away from strong magnets or heat sources. Avoid bending or exposing to harsh chemicals that may damage the chip or surface. Regular cleaning with a soft dry cloth maintains optimal read performance.
Periodically check card functionality especially if used frequently. Replace cards showing signs of wear or inconsistent reads. Keep a backup set of programmed cards to ensure continuous access if primary credentials fail.
Frequently Asked Questions
Are blank rewritable RFID cards legal to use?
Blank rewritable RFID cards are legal when used with credentials you own or have explicit authorization to program. Unauthorized duplication of third party access cards may violate local laws or terms of service. Always obtain proper permission before writing credentials to systems you do not manage.
Can I use these cards on my smartphone?
Most 13.56MHz MIFARE and NTAG cards can be read by Android phones with NFC enabled. iPhones typically support reading but not writing without special access. 125kHz cards are generally incompatible with smartphone NFC hardware and require dedicated readers.
How many times can I rewrite these cards?
Most quality blank rewritable cards support over 100000 rewrite cycles. This range ensures long term usability for frequently updated credentials. Actual durability may vary based on usage frequency and environmental conditions.
Do I need special software to program these cards?
Yes blank cards require dedicated RFID writers and compatible software to encode data. Common tools include NFC Tools for Android or professional desktop software with USB readers. Ensure the software supports your specific chip type and protocol.
Can I print logos on these blank cards?
Matte or uncoated PVC cards support thermal transfer or UV printing for logos. Ordinary inkjet printers will not adhere properly to RFID PVC surfaces. Use professional card printers for durable and high quality customization results.
What happens if I lose a programmed card?
Lost cards should be disabled immediately on your access system to maintain security. Blank cards allow easy replacement by programming a new ID. Consider keeping spare blanks in storage to minimize downtime during replacements.
Why are some cards cheaper than others?
Price differences reflect chip quality bulk quantity and durability standards. Lower priced options may use thinner PVC or lower grade chips. Evaluate long term value rather than just upfront cost when selecting cards for business use.
Can I use these for hotel key replacements?
Some cards support hotel systems but you must confirm compatibility with the lock brand. Proprietary locks like Onity or HID may require specific encrypted credentials. Always consult the property management system specifications before attempting replacements.
Final Thoughts on Choosing the Best Blank Rewritable Rfid Cards
The LEXI and JASAG packs offer excellent value for high frequency access control needs while T5577 options serve low frequency systems effectively. Security focused users may prefer locked UID cards to prevent cloning risks.
Prioritize frequency compatibility and chip features over price alone to ensure reliable performance. Bulk packs provide savings but require sufficient storage and programming resources for proper deployment.
Prices and stock levels change regularly so verify current details directly on the product pages before ordering. Always test sample cards with your existing hardware to confirm seamless integration.