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Padlocks Technical Advice Centre

This is our dedicated help, advice and testing results section for padlocks. Every time we get a good question from a customer, or asked to test a product, then we post the answer or results here. Use the list of Categories or the Search Box below to find the answer you're looking for. Don't worry you can get back to your basket our products by clicking our logo above.

We've also created a concise guide with the most commonly asked questions to download and print here:

Double locking = Twice the security

This is a Squire CP60 padlock and on the face of it is just a fairly standard open shackle padlock. However, there is a feature within this lock which makes it significantly better. This goes for all padlock that use double ball bearing locking. Padlocks shackles (U bar) are usually secured into the body 1 […]

Attack / Strength testing of padlocks

You may have read the Insurance Grading article also and noticed that there are specific strengths that a padlock must meet in order to gain a specific insurance grade. As such, many of the major manufacturers have testing facilities to ensure their products meet the grade before taking them to market. Below is a video […]

A guide to Sold Secure Padlocks

Sold Secure is one of a number of testing standards for locks and padlocks. You will see the name or logo on many bike locks and very occasionally on padlocks. Sometimes your insurance company might specifically ask you for a padlock with a Sold Secure rating of Bronze, Silver or Gold. The standard was originally […]

SEAP and CPNI Approved Padlocks

Important Note: SEAP (Security Equipment Assessment Panel) was renamed CPNI in 2013 so for all intents and purposes they are the same thing but many people still use the SEAP name, probably since it is slightly easier to remember.   CPNI stands for Centre for the Protection of National Infrastructure. They have many documents that […]

Which key retaining padlock can be changed to be snap-shut?

Not all high-security padlocks will be able to be converted to the snap-shut option but a great example of one that can be is the Abus Extreme series. When you buy a high-security padlock they are often key retaining as standard rather than snap-shut. As the name suggests, when you open the padlock the key […]

Which padlock does my insurance company require?

Your insurance company is likely to ask you for one of the following padlocks: 1. You must have a 5 lever padlock 2. You must have a closed shackle padlock 3. You must have a CEN graded padlock of 3 or more 4. You must have a Sold Secure padlock It is firstly important to […]

What is the BS EN 12320 Padlock Grade?

BS EN 12320 is the UK equivalent and watered down grading system similar to that of the CEN Grades created by the Association of Building Hardware Manufacturers. It aims to provider the reader with a concise document which includes a summary of relevant sections from the European standard. Download your original copy here (800kb) The […]

What is the CEN grade and how does it relate to padlocks?

CEN grade is a testing standard for padlocks and stands for Central European Norm. Major padlock manufacturers came together to devise a testing standard that was relevant to padlocks. Before this testing system was brought in, some insurance companies tried to use the door lock and safe standards but it simply did not work. You […]