Tests are continually carried out to prove the strength and durability of CLCS products.  .

For more testing information on a specific lock, please refer to the individual product pages listed here or call our technical sales team on  ++44 (0)1902 867730.

Tests carried out on our products include:

Bolt cutting tests

Body impact tests

Torque attack tests

Drill attack tests

Shear attack tests

Durability Testing


Tests are carried out on the durability of locks under normal operating conditions, eg:

Number of key operation

Number of handle operations

Solenoid operation (electric locks)

Weather Resistance (Salt spray test)

Door slams (locks with a latch)


Results for specific locks can be found on the relevant product pages or please contact us for more information.