High Security Locks

D2 Mechanical High Security Lock

D2 Mechanical High Security Lock


The D2 Mechanical High Security Lock from B&B consists of two point locking bolts which automatically re-lock. Due to its high security, it is specified in Banks, Prisons, Hospitals, Post Offices, laboratories, etc. The Lock has a side load resistance of 40,000N.

The advantages of the D2 lock include the following:

  • Thanks to its robust construction, the D2 lock offers a very high level of security. This security lock is extremely resistant to intrusion attempts and aggressive attacks.
  • This security lock has integrated bolt-position signalling.
  • The D2 lock unlocks through a cylinder. The mechanical security lock automatically locks as soon as the door closes.

D2 Mechanical High Security Lock Key Features:

  • Mechanical security lock with 2 self-locking bolts
  • The bolts are ejected and deadlocked automatically as soon as the door closes
  • Always secured on 2 locking points (bolt throw 20mm)
  • Both L and R – symmetrical bolts for both bumper doors and revolving doors
  • Unlocking by 17mm europrofile cylinder
  • Integrated signalisation of the bolt position (unlocked / locked)
  • Locking components, housing and striker plate in stainless steel
  • Side load resistance of 40.000 N
  • Backset 36mm
  • Security escutcheon SE-17 available (optional)


D2 Datasheet


Product Flyer

Security Escutcheon


At GB Locking Systems, we provide a wide range of Access Control and Door Automation products as well as high security locks. Please take a look through our online store, or get in touch with us if you require any assistance. Our knowledgeable staff will be happy to help.


Additional Information

B&B Locks

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