How the MIFARE Plus (S/X/SE/EV1/EV2) SL1 mode works
The MIFARE Plus (S/X/SE/EV1/EV2) SL1 mode is a 13.56 MHz high-frequency contactless credential read over the ISO/IEC 14443 air interface. The MIFARE Plus (S/X/SE/EV1/EV2) SL1 mode is genuine NXP; transit, access control 'Classic-compatible upgrade', STID silicon — data structure ISO 14443A; SL1 (Crypto-1 backward-compat) / SL3 (AES-128); 1K/2K/4K; 4-byte & 7-byte UID — the same chip platform the major lock, transit, hotel and payment systems specify.
We stock it as an encodable blank, supplied unprogrammed or pre-encoded to your specification, so your access-control system, card bureau or application writes it with your own data and keys — exactly as you would chips ordered through the NXP; transit, access control 'Classic-compatible upgrade', STID distribution channel, at a fraction of the price. There is nothing aftermarket about the chip itself; what we add is sourcing, encoding and bulk availability.
Whether you need a handful of spares or a bulk run for a facility, transit programme or NFC project, tell us the exact NXP; transit, access control 'Classic-compatible upgrade', STID chip and quantity and we confirm the part before production. Security ID Systems supplies genuine NXP; transit, access control 'Classic-compatible upgrade', STID silicon and is independent and not affiliated with NXP; transit, access control 'Classic-compatible upgrade', STID.
Also known as
MIFARE Plus · MIFARE Plus S · MIFARE Plus X · Plus S/X · Plus SL1 · MF1P · Plus EV1 · Plus EV2
NXP; transit, access control 'Classic-compatible upgrade', STID and all other brand and product names are trademarks of their respective owners. Security ID Systems is an independent manufacturer and supplier of compatible access-control credentials and is not affiliated with, authorized by, sponsored by, or endorsed by these companies. Brand and format names are used only to identify the systems our products are compatible with. MIFARE and DESFire are registered trademarks of NXP B.V.