Compatible with Viscount Systems
Viscount Systems-compatible cards & key fobs
Security ID Systems supplies compatible replacement credentials for 2 Viscount Systems formats, encoded by specification to read identically on your existing Viscount Systems equipment. A fraction of OEM pricing — and we are not affiliated with Viscount Systems.
Compatible Viscount Systems formats (2)
Viscount Freedom (brand-neutral)
Compatible with Viscount Systems
- Chip
- T5577 / EM4305
- Format
- No proprietary credential; reads most Wiegan…
Viscount Systems (Freedom, brand-neutral IP edge)
Compatible with Viscount Systems
- Chip
- T5577 / EM4305
- Format
- No proprietary credential; reads most Wiegan…
Viscount Systems 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.
Viscount Systems compatibles — common questions
Are these genuine Viscount Systems cards?
No — every credential is an independently manufactured compatible product, not an Viscount Systems-branded one. Security ID Systems is independent and is not affiliated with, authorized by, or endorsed by Viscount Systems. Our cards are engineered by specification to read identically on Viscount Systems readers.
Which Viscount Systems formats can you supply compatibles for?
We currently document 2 compatible Viscount Systems formats. If your exact Viscount Systems format isn't listed, send the part number or a sample — we cover more than we publish.
Will a compatible card work in my existing Viscount Systems system?
Yes, when encoded correctly. We match the frequency, data structure and — where applicable — your facility code and card-number range, so the credential presents exactly what your readers expect. We confirm compatibility before production.
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Need a compatible Viscount Systems credential?
Send the part number printed on your card or a photo of the reader. We confirm compatibility before you order — and we cover the specialist formats nobody else lists.