How the compatible Galaxy Control Systems (System Galaxy 635, brand-neutral) works
The Galaxy Control Systems (System Galaxy 635, brand-neutral) is a dual-frequency credential operating on both 125 kHz LF and 13.56 MHz HF, so the compatible part must carry the correct data on whichever band your readers use. Its data structure is Brand-neutral panel; supports HID/Indala/AWID 26-bit + configurable Wiegand profiles; no Galaxy-proprietary credential. When you present a credential, the reader decodes that exact structure and passes it to your access-control panel as a card number it recognises.
We build the compatible Galaxy Control Systems (System Galaxy 635, brand-neutral) by encoding the identical data structure onto a programmable T5577 / EM4305 · Genuine NXP MIFARE chip. Once written, the reader cannot tell the difference between our credential and the original — it presents the same bits, the same facility code, and the same card number. That is what "compatible by specification" means: not a generic look-alike, but a credential engineered to read exactly as the original does, matched to your facility code and card-number range.
To order, tell us the part number or format printed on your existing Galaxy Control Systems card, along with your facility code and card-number range, and our specialists confirm the encoding before anything ships. Bulk and reorder quantities are welcome — pricing is a fraction of OEM list, and every credential is verified to read on your existing equipment.
Also known as
Galaxy · Galaxy Control · Galaxy Control Systems · System Galaxy · 635 controller · 633 · 600-series
Galaxy Control 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.