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Assa DP

 The ASSA dp4400 cylinder offers extremely high security and full resistance to any currently known method of picking. It includes case-hardened drill-resistant inserts, false gate positions for increased anti-picking protection, a unique patented sidebar mechanism with force-controlled sidecode function, and patented keys. Billions of usable differs are available worldwide. ASSA dp4400 keys are fully protected by new international patents against unauthorised duplication. Every key combination is unique; we undertake not to repeat one anywhere in the world.

BS EN 1303 : 2005  SG 6

Products
4401 Scandinavian Oval External Cylinder
4401 Scandinavian Oval External Cylinder
4403 Scandinavian Oval Internal Cylinder
4403 Scandinavian Oval Internal Cylinder
4402 Scandinavian Oval Cylinder Set
4402 Scandinavian Oval Cylinder Set
4423 Euro Profile Single Cylinder
4423 Euro Profile Single Cylinder
4422 Double Euro Cylinder
4422 Double Euro Cylinder
4424 Euro Cylinder with Thumbturn
4424 Euro Cylinder with Thumbturn
4433 UK Oval Single Cylinder
4433 UK Oval Single Cylinder
4432 Double UK Oval Cylinder
4432 Double UK Oval Cylinder
4434 UK Oval Cylinder with Thumbturn
4434 UK Oval Cylinder with Thumbturn
4451 Mortice Rim Single Cylinder
4451 Mortice Rim Single Cylinder
4452 Mortice Rim Double Cylinder
4452 Mortice Rim Cylinder
4457 Rim Cylinder
4457 Rim Cylinder