---
product_id: 381128072
title: "XCRFID UID Changeable MF1 1K Key Tag Rewritable Zero 0 Sector 0 Block Copier MF1 S50 1k Smart IC Card 10pcs/lot"
brand: "xcrfid"
price: "฿1671"
currency: THB
in_stock: true
category: "Xcrfid"
url: https://www.desertcart.co.th/products/381128072-xcrfid-uid-changeable-mf1-1k-key-tag-rewritable-zero-0
store_origin: TH
region: Thailand
---

# 1K byte EEPROM memory capacity UID changeable for seamless cloning User-definable access & password control XCRFID UID Changeable MF1 1K Key Tag Rewritable Zero 0 Sector 0 Block Copier MF1 S50 1k Smart IC Card 10pcs/lot

**Brand:** xcrfid
**Price:** ฿1671
**Availability:** ✅ In Stock

## Summary

> 🔑 Unlock Effortless Card Cloning & Security Like a Pro

## Quick Answers

- **What is this?** XCRFID UID Changeable MF1 1K Key Tag Rewritable Zero 0 Sector 0 Block Copier MF1 S50 1k Smart IC Card 10pcs/lot by xcrfid
- **How much does it cost?** ฿1671 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/381128072-xcrfid-uid-changeable-mf1-1k-key-tag-rewritable-zero-0)

## 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

- • **High Durability:** Supports up to 100,000 rewrite cycles for long-lasting use
- • **Robust Memory Storage:** 1K byte EEPROM memory ensures ample space for secure data storage
- • **Universal Compatibility:** Works flawlessly with ACR122U-A9 readers and standard MF1 S50 chip cards
- • **Enhanced Security Control:** Set custom access conditions and passwords for each memory block
- • **Clone Lost Cards Instantly:** Rewrite Sector 0 Block Zero with original UID to avoid re-enrollment hassle

## Overview

The XCRFID UID Changeable MF1 1K Key Tag is a rewritable smart IC card featuring a 1K byte EEPROM memory and a unique writable Sector 0 Block Zero, allowing users to clone lost M1 cards by programming the original UID. Compatible with ACR122U-A9 readers, it supports up to 100,000 rewrite cycles and offers customizable access controls, making it an ideal solution for loyalty, ticketing, identification, and access control applications.

## Description

Feature This card works the same as normal M1 cards. Works exactly like the MF1 S50, with 16 Sectors and 4 Blocks each Sector, but the Sector 0 Block Zero can be writable. It's advantage This is a perfect solution for a lost irreplaceable M1 Cards ID, you don't need to re-enroll new cards. Just program this new MF1 1K's UID to the UID of lost card then you have a new Exactly the same card. User definable access conditions & password for each memory block Organized in 16 sector with 4 blocks of 16 bytes each (one block consists of 16 byte) Specifications Protocol: ISO14443A Capacity: 1k bytes EEPROM memory Rewrite Times: 100,000 times Read Distance: 0 ~ 10 cm(depends on the R/W device) Material: PVC Application Loyalty Ticketing Identification Access Control Package Include 10pcs X UID Changeable Magic IC Tag

## Features

- UID Changeable Zero 0 block rewritable with 4byte UID
- It supports ACR122U-A9 read write and copy cards
- It can copy S50 Chip cards
- 1K byte EEPROM Memory , Copy card
- Rewrite writable smart IC Tag

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0748DBKW2 |
| Best Sellers Rank | #64,016 in Office Products ( See Top 100 in Office Products ) #56 in Identification Badges |
| Brand | XCRFID |
| Color | Blue |
| Date First Available | 5 February 2019 |
| Item Weight | 45 g |
| Manufacturer | XCRFID |
| Manufacturer Part Number | XC19 |
| Material Type | Polyvinyl Chloride |
| Model number | XC19 |
| Package Dimensions | 11.81 x 8.76 x 1.9 cm; 45 g |

## Product Details

- **Brand:** XCRFID
- **Connectivity technology:** RFID
- **Resolution:** 10000
- **Scanner type:** RFID scanner

## Images

![XCRFID UID Changeable MF1 1K Key Tag Rewritable Zero 0 Sector 0 Block Copier MF1 S50 1k Smart IC Card 10pcs/lot - Image 1](https://m.media-amazon.com/images/I/71djmNuKmuL.jpg)
![XCRFID UID Changeable MF1 1K Key Tag Rewritable Zero 0 Sector 0 Block Copier MF1 S50 1k Smart IC Card 10pcs/lot - Image 2](https://m.media-amazon.com/images/I/71FD33HvyAL.jpg)
![XCRFID UID Changeable MF1 1K Key Tag Rewritable Zero 0 Sector 0 Block Copier MF1 S50 1k Smart IC Card 10pcs/lot - Image 3](https://m.media-amazon.com/images/I/718ACpibDmL.jpg)
![XCRFID UID Changeable MF1 1K Key Tag Rewritable Zero 0 Sector 0 Block Copier MF1 S50 1k Smart IC Card 10pcs/lot - Image 4](https://m.media-amazon.com/images/I/71EAzr+UXJL.jpg)
![XCRFID UID Changeable MF1 1K Key Tag Rewritable Zero 0 Sector 0 Block Copier MF1 S50 1k Smart IC Card 10pcs/lot - Image 5](https://m.media-amazon.com/images/I/718TIW6vGVL.jpg)

## Frequently Bought Together

- UID Rewrite Changeable 13.56mhz Smart IC Key Tag Writable Zero 0 Sector 0 Block GEN1 Back up S50 1k Card for ACR122U-A9 Device Copier Clone 10pcs/lot by XCRFID
- Writable Dual chip UID Changeable MF1 1K with 125_LF T5577 Rewritable ID/IC Card for Copy Clone Backup
- OBO HANDS Pcs of 10 UID IC Card Changeable Smart Card Clone Card for 1K S50 MF1 RFID 13.56MHz Access Control Block 0 Sector Writable

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**Shop now:** [https://www.desertcart.co.th/products/381128072-xcrfid-uid-changeable-mf1-1k-key-tag-rewritable-zero-0](https://www.desertcart.co.th/products/381128072-xcrfid-uid-changeable-mf1-1k-key-tag-rewritable-zero-0)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-23*