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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:

What are insurance rated CEN padlocks and does price matter?

CEN grades are security ratings for padlocks. Often insurance companies will tell you that your padlock needs to conform to a certain CEN grade. Grading goes from 1 to a maximum of 6. This does not mean that a CEN 6 is six times stronger than a CEN 1, it means it is 720 times […]

What is the best padlock to secure a garden storage locker?

To secure a garden storage locker you often need an extra-wide yet long shackled padlock to secure the fitting. Many of these lockers will need a padlock that has a shackle up to 50mm wide and 100mm long yet with a diameter not thicker than 15mm. A tough ask but here are some solutions. As […]

Can make a standard padlock more secure?

A customer recently asked us if a padlock could be made more secure by adding nuts or washers to the shackle, effectively making a closed shackle padlock. The answers is Yes and No. As seen here we added two stainless nuts to a marine stainless padlock to protect an outboard engine. It clearly does protect […]

What is the best replacement padlock? Mine has been cut off!

A padlock can need replacing for a number of reasons. Sometimes they are cut off because an attempted break-in has occurred or a poor quality padlock has seized up. We were recently contacted by a customer whose padlock on the communal gates has been cut off whilst someone was trying to break into the property. […]

Padlock for shutter control panel?

I have just installed a cover over our control panel for our security shutters. Out insurance company have requested that we lock this security cover with a padlock conforming to BS EN 12320 CEN Security Grade 4 or LPs1654 Grade 2+. Can you recommend a padlock that will conform to their requirements? Thank you for […]

Which hasp & staple is CEN insurance rated?

This is a good question and the short answer is none. This is because there is not a CEN grading system for hasp & staples. We have customers ask for a hasp & staple that is CEN rated since their insurance companies have said they need to match the hasp to their CEN rated padlock. […]

What is the best padlock to secure a shipping container?

We are often asked what is the best padlock for a shipping container and especially on those that have a lockbox in place. Shipping containers are not all the same which makes the question a little harder to give a straightforward option. Many containers have a box covering the main fitting, which is excellent for […]

What is the best type of chain for a closed shackle padlock?

A closed shackle padlock offers a lot more protection from bolt cutter and saw attacks but it does restrict the space for any fittings. However, this does not mean you cannot use a chain. You need a good quality hardened steel chain which comes with one of the end links longer than the other. This […]

Can I weld a padlock to a chain?

Q: We have purchased several padlocks from you to secure our tennis courts. The problem is some members forget to lock the gate when they leave and then the padlock gets stolen. Do you have a solution? What we need is a padlock with a secure chain attached to it that can’t be removed. A: […]

What is the best way to beat CO2 freezing of padlocks to gain access?

There have been some cases where thieves have used CO2 to freeze and then smash off a normal brass padlock to gain access. Using a high-quality padlock with ball bearing locking mechanism will give greater strength against this kind of attack than the normal brass padlocks. We had a customer contact us regarding this very […]