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Four Digit Mechanical Combination Lock

Four Digit Mechanical Combination Lock

Mechanical Combination Lock Click to enlarge

Delivery Information

The approximate lead time is 5 Working Days.

Delivery to Mainland UK only, without any restrictions.

Our delivery times are; Monday - Friday 8am to 5pm.

We will deliver using the most economical method, using either our own vehicles or a carrier.

Goods may be palletised and delivered on an articulated vehicle.

The deliveries are kerb side only, you will need to arrange to unload the vehicle.

If there are any delivery restrictions / specific dates / times / dedicated deliveries, or FORS Registered deliveries; please contact the sales department as there may be an additional cost.


N4CDL Override keys are sold separately; click the link above to purchase

The N4CDL combinations locks are very robust as a result of their metal casing.

The lock I designed will be retrofitted to a standard metal locker and fit all standard UK metal lockers.

There are two lock colours available black and white the black locks are stocked.

The locks are simple to use and changing the locks combination number is easy.

In the event of a lost combination number, a reset key is available at an additional charge.

SpecificationFour Digit Mechanical Combination Lock

Lock features

  • N4CDL 4-digit mechanical combination lock
  • Combination 4 digits
  • Robust metal casing
  • It fits a standard 16mm metal locker double D mounting hole
  • Reset button; combination can be reset with the lock in the open position
  • Lost codes can be reset using the override key.
  • Colour black or white

Buy Overide key
Itemcode: N4DCL/B

Mechanical Combination Lock


Price: £18 Plus V.A.T.
£21.60 V.A.T. Inc


Click to enlarge


© 2017 Total Locker Service (Safe Secure Locker Services Ltd)
Unit 3, Menta - The Vision Centre, 5 Eastern Way
Bury St Edmunds, IP32 7AB - 01284 749211
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