ASSA ABLOY offers a wide range of cylinder systems that provide patent protected key control to prevent the unauthorized duplication of keys.

Each high quality system offers the flexibility to provide a solution for applications of all sizes, from small commercial premises with just a few users right through to large utilities requiring complex master key systems with many hundreds of users nationwide.

ASSA TP600 is patented and card-protected security cylinder. Commercial and social buildings, apartments, private houses, small and medium offices. Suitable for inside and outside usage. Master key system only.

ASSA dp 4400 is patented and card-protected high security cylinder series. Commercial and social buildings, industrial and military structures, apartments, private houses, big offices. Suitable for inside and outside usage. Master key system only. CLIQ possibility.

ASSA d12 is patented and card-protected security cylinder. Apartments, private houses, small offices. Suitable for inside and outside usage. Keyded alike possibility.