--- product_id: 381852107 title: "XCRFID UNFUSED J2A040 40k EEPROM with 2 Track Hi CO Magstripe Compatible JCOP21 36K Java JCOP Based Smart Card with SDK Kit (1PCS)" brand: "xcrfid" price: "3.16 DT" currency: TND in_stock: false reviews_count: 7 url: https://www.desertcart.tn/products/381852107-xcrfid-unfused-j2a040-40k-eeprom-with-2-track-hi-co store_origin: TN region: Tunisia --- # 115,200+ baud rate speed 40KB EEPROM storage Hi-Co Magstripe compatible XCRFID UNFUSED J2A040 40k EEPROM with 2 Track Hi CO Magstripe Compatible JCOP21 36K Java JCOP Based Smart Card with SDK Kit (1PCS) **Brand:** xcrfid **Price:** 3.16 DT **Availability:** ❌ Out of Stock ## Summary > πŸ’³ Unlock the power of pro-grade JavaCard development with XCRFID’s 40K smart card! ## Quick Answers - **What is this?** XCRFID UNFUSED J2A040 40k EEPROM with 2 Track Hi CO Magstripe Compatible JCOP21 36K Java JCOP Based Smart Card with SDK Kit (1PCS) by xcrfid - **How much does it cost?** 3.16 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/381852107-xcrfid-unfused-j2a040-40k-eeprom-with-2-track-hi-co) ## Best For - xcrfid enthusiasts ## Why This Product - Trusted xcrfid brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Unfused & Programmable:** Comes clean and ready for professional developers to customize with JCOP scripts. - β€’ **High-Speed Communication:** Supports 115,200 baud rate and above for seamless APDU command exchange. - β€’ **Robust 40KB EEPROM Storage:** Ample memory for complex JavaCard applets and secure data handling. - β€’ **Versatile Printer Compatibility:** Works flawlessly with Fargo and Zebra printers for on-demand card personalization. - β€’ **Dual-Track Hi-Co Magnetic Stripe:** Integrate legacy magstripe functionality with modern JavaCard tech effortlessly. ## Overview The XCRFID UNFUSED J2A040 is a professional-grade JavaCard smart card featuring 40KB EEPROM memory and dual-track Hi-Co magnetic stripe compatibility. Designed for expert developers, it supports high-speed APDU communication (115,200 baud and above) and is fully programmable with JCOP scripts. Compatible with popular card printers like Fargo and Zebra, this unfused card arrives ready for custom initialization and applet deployment, making it ideal for advanced secure applications and smart card development projects. ## Description Remark: The cards are unfused ! JCOP card only be used by the professional software engineers who know how to develop and use. So ,Before purchasing the JCOP cards, please make sure you can programming and operate the JCOP21-36 / 40K card which run the TK and ATR to work! We can only provide the TK default value (Transport key) Before you use JCOP Card,you need 2 commands for opening the JCOP21-40K card. here is : APDU:00A4040010( TK - KEY ) APDU:00F00000 ( open for Initialize ) 1, J2A040 N JAVA based smart card, 40k EEPROM With Hi-co Mag Card Brand new generation of popular JCOP cards! Arrived just now. JAVA based, JCOP 2.4.1, JC 2.2.2, GP 2.1.1., T=1, SCP02 2,JCOP is an N (IBM) implementation of the RSA JCOP V 2.3.1, T=1 and Global Platform 2.1.1 basic specifications Jcop card is a kind of Java card which need to be initiliazed then can be put applet to run. When initilizing cards, it can be run in GP V2.1.1, V2.2.1 with Jcop tools to finish the initilization. It can be made SIM die cut to fullfill the payment funtion with system, relying on the strong encryph and better speed. According to T=1 or T=0 protocol, and the S=115 200 or higher speed. Review: Wow - True story πŸ€™ Review: Blank - Didnt workπŸ’” ## Features - J2A040 40K JCOP are not fused . It compatibles with JCOP21 36K Card - They are not Initialized, We can support JCOP script files. please contact us! - JCOP card only be used by the professional software engineers who know how to develop and use. - J2A040 JAVA based smart card, 40k EEPROM with Hi-co Mag Card - Can be printing for Fargo Printer , for zebra printer ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09KN85911 | | Additional Features | Water Proof | | Best Sellers Rank | #360,682 in Office Products ( See Top 100 in Office Products ) #84 in Stationary Credit Card Readers | | Brand | XCRFID | | Color | 1PCS | | Compatible Devices | Printer | | Customer Reviews | 3.4 out of 5 stars 25 Reviews | | Flash Memory Type | EEPROM | | Hardware Connectivity | USB | | Item Weight | 0.02 Kilograms | | Manufacturer | XCRFID | | Media Speed | 115 200 or higher | | Memory Storage Capacity | 40 KB | | Mfr Part Number | XC20 | | Model Name | XC20 | | Model Number | XC20 | | UPC | 612289279000 | | Warranty Type | No Warranty | ## Product Details - **Brand:** XCRFID - **Compatible Devices:** Printer - **Flash Memory Type:** EEPROM - **Memory Storage Capacity:** 40 KB - **Model Name:** XC20 ## Images ![XCRFID UNFUSED J2A040 40k EEPROM with 2 Track Hi CO Magstripe Compatible JCOP21 36K Java JCOP Based Smart Card with SDK Kit (1PCS) - Image 1](https://m.media-amazon.com/images/I/51QTwJ5alqL.jpg) ![XCRFID UNFUSED J2A040 40k EEPROM with 2 Track Hi CO Magstripe Compatible JCOP21 36K Java JCOP Based Smart Card with SDK Kit (1PCS) - Image 2](https://m.media-amazon.com/images/I/51bdCwCfs5L.jpg) ![XCRFID UNFUSED J2A040 40k EEPROM with 2 Track Hi CO Magstripe Compatible JCOP21 36K Java JCOP Based Smart Card with SDK Kit (1PCS) - Image 3](https://m.media-amazon.com/images/I/61xPDZfwJoL.jpg) ![XCRFID UNFUSED J2A040 40k EEPROM with 2 Track Hi CO Magstripe Compatible JCOP21 36K Java JCOP Based Smart Card with SDK Kit (1PCS) - Image 4](https://m.media-amazon.com/images/I/51xkBeEoRGL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Are The Unfused?** A: U sure they infused I’m reading horrible reviews n I just ordered id hate to send them back **Q: I want no atr set on my cards** A: The jcop cards are not fused and not Initialize. we provide the TK value ! you can set your ATR **Q: can i have the script file or how would i get it** A: Yes , if you need jcop script file , please contact us . we will reply you at first time on Amazon **Q: Pin code included?** A: its not even a actual card. you have to write information on it including the pin... ## Customer Reviews ### ⭐⭐⭐⭐⭐ Wow *by S***S on July 11, 2023* True story πŸ€™ ### ⭐ Blank *by W***L on August 13, 2024* Didnt workπŸ’” ### ⭐ Do Not Buy!!! Cards are not write able. *by R***N on July 5, 2022* tried using it and card is just not writable. ## Frequently Bought Together - XCRFID UNFUSED J2A040 40k EEPROM with 2 Track Hi CO Magstripe Compatible JCOP21 36K Java JCOP Based Smart Card with SDK Kit (1PCS) - HID Global R30210315-1 OMNIKEY 3021 usb ROHS CONF for Printer - MSR605X USB Card Reader Writer Mag Swipe 3-Track Compatible w/ MSR206 MSR605 MSR606 --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/381852107-xcrfid-unfused-j2a040-40k-eeprom-with-2-track-hi-co](https://www.desertcart.tn/products/381852107-xcrfid-unfused-j2a040-40k-eeprom-with-2-track-hi-co) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-05*