3…2
21.07.2026
As described, recommended.
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MF-23 RFID 13.56 MHz access card
Phone order
10:30–17:00
Call us if you'd like to place an order or have questions.
MF-23 RFID 13.56 MHz access card
Sale price1,99 zł
The MF-23 RFID 13.56 MHz access card from Spreest complies with the MIFARE Classic 1K (S50) standard. It is designed for access control systems, intercoms, time and attendance systems, and all devices operating in 13.56 MHz technology.
The card allows programming memory sectors, which enables writing and editing user data according to system requirements. As a standard MIFARE S50 carrier, the card has a factory-written UID that cannot be changed – the card is not copyable.
Key features
- Media copying: none – the card is not copyable (UID cannot be changed)
- Programming: editing sectors, blocks, and keys, excluding sector 0
- UID change: no possibility to change the identifier
- Communication standard: ISO/IEC 14443A
- Format: PVC card in CR80 standard
- Application: access systems, T&A, identification, intercoms
Technical specification
- Standard: MIFARE Classic 1K (S50)
- Memory: 1024 bytes (16 sectors)
- Frequency: 13.56 MHz
- Key support: Key A / Key B
- UID changeability: no
- Protocol: ISO/IEC 14443A
- Dimensions: 85.5 × 54 × 0.86 mm (CR80)
- Material: PVC
- Color: white
Set includes
- 1x MF-23 RFID 13.56 MHz Access Card
h…z
12.11.2024
The cards are very thin and have sharp edges.
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b…2
20.07.2025
OK, it works.
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e…1
03.10.2025
Works.
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A…1
02.10.2024
1 out of 10 cards doesn’t work.
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