D 41 Card High security IC for contactless Mul-applications

Product Details:

  • Brand:csm branch
  • Serial Number: D 41
  • Country of Origin:Guangdong
  • Certificate:ISO7816

Payment & Shipping Terms:

  • Price Quote:$0.7-$0.9/Negotiable
  • Minimum Order: 5000
  • Average Delivery Time:<10k within 10 days
  • Payment Method:T/T,Western Union,Paypal
  • Package Details:100pcs /box,2000/carton
  • Ability to Supply:100000 units per day
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D 41 Card Packaging technology:

D 41 card
1) Material: White PVC ,  Customized: PET,ABS, Colorful PVC;
2) Surface finish: Glossy , Customized: Matte, Frosted
3) Size: CR80 85.5x 54mm
4) Thickness: 0.86±0.02mm
5) Frequency: 13.56Mhz
6) Antenna: Ultrasonic winding;
7) Printing: White blank, CMYK,Pantone, silkscreen printing, ...
8) Crafts : signature, card numbering, Gold/Silver foiled,...
9)Package:  Neutral packing, 200pcs/Box,4000pcs/ctn; Or customized;

D 41 card
D 41 card Key feather:
RF interface:ISO/IEC 14443 Type A

1)Contactless tracnsmission of data and powered by the RF-field (no battery needed)
2)Operating distance:up to 100mm (depending on power provided by the PCD and antenna geometry)
3)Operating frequency: 13.56MHz
4)Fast data transfer: 106kbit/s, 212kbit/s, 424 kbit/s, 848 kbit/s
5)High data integrity: 16/32 bit CRC,parity, bit coding, bit counting
6)True deterministic anticollision
7) 7 bytes unique identifier (cascade level 2 according to ISO/IEC 14443-3 and option for random ID)
8)Uses ISO/IEC 14443-4 protocol

ISO/IEC 7816 compatibility

Supports ISO/IEC 7816-3 APDU message structure
Supports ISO/IEC 7816-4 INS code "A4" for SELECT FILE
Supports ISO/IEC 7816-4 INS code "B0" for READ BINARY
Supports ISO/IEC 7816-4 INS code"D6" for UPDATE BINARY
Supports ISO/IEC 7816-4 INS code"B2"for READ RECORDS
Supports ISO/IEC 7816-4 INS code"E2" for APPEND RECORD
Supports ISO/IEC 7816-4 INS code "84"for GET CHALLENGE
Supports ISO/IEC 7816-4 INS code"88" for INTERNAL AUTHENTICATE
Supports ISO/IEC 7816-4 INS code"82"for EXTERNAL AUTHENTICATE

Non-volatile memory

 D 41 card factory from csm
 4 kB  NV-Memory
Data retention of 10 years
Write endurance typical 500 000 cycles

NV-memory organization
Flexible file system
Up to 28 applications simultaneously on one PICC
Up to 32 files in each application (standard data file, back-up data file,value file,linear record file and cyclic record file)
File size is determined during creation


Common Criteria Certification: EAL4+ (Hardware and Software)
Unique 7 bytes serial number for each device
Optional "RANDOM" ID for enhance security and privacy
Mutual three-pass authentication
Mutual authentication according to ISO/IEC 7816-4
D 41 Card Applications:

Advanced public transportation schema
Highly secure access management
Closed-loop e-payment scheme
Event ticketing
eGovernment applications

Tips: Due to COVID-19, the prices of raw materials and chips continue to increase, the supply cycle is long, and the price is unstable. Please contact us to confirm the latest price and construction period when placing an order. If you need to know more about the products, please add wechat: CSMTech 

D 41 4k card ,D 41 ev1 card, D 41 card printing,

Customized size, material, shape , optional for different applications;

Besides d41  (ev1 4k byte) card, there are d81 (8k byte);  



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Work Time :
9:00-21:00(Beijing time)
Business Phone :
86-0755-23158400(Working time)
Factory Address :
F/5,Hasee computer building,No.2 bei'er Rd,Bantian St.,Longgang district,Shenzhen,518129,China

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