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CISA Astral S - Euro Double Cylinder 30 - 30 (60mm Nickel Plated) Reviews

MPN: OA3S1 3030
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Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5

9.6 / 10 based on 58 reviews.

£42.62 inc. VAT
Ease of Use Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5
Build Quality Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5
Ease of Fitting Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5
Security Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Value for Money Rated 4.7 / 5Rated 4.7 / 5Rated 4.7 / 5Rated 4.7 / 5Rated 4.7 / 5
Trevor Verified Customer January 2016 Reviewed Size: 35 - 35mm Nickel
Rated 4.1 / 5Rated 4.1 / 5Rated 4.1 / 5Rated 4.1 / 5Rated 4.1 / 5
Recommended

These are well made, robust cylinders that look and feel secure.

Was this helpful? 23

Anonymous Verified Customer January 2016 Reviewed Size: 35 - 45mm Nickel
Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5
Recommended

It was exactly what I wanted

Was this helpful? 22

Anonymous Verified Customer February 2020 Reviewed Size: 35 - 45mm Brass
Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Recommended

I've used these locks before on previous properties and have always been happy with them. I chose 2 barrels with 4 keyed-alike keys. All work perfectly and I'm happy with the increased security they provide.

Was this helpful? 21

Chris Long Verified Customer February 2016 Reviewed Size: 35 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

I ordered this item as our previous lock had started to play up. It arrived very quickly and very well packed.

Instructions were very clear, and in a few minutes I had successfully removed the old lock and replaced it with the new one. Since the new lock has been fitted it has worked perfectly, without any problems or issues. It looks to be a very well designed and manufactured lock, and it feels as though it will give us better security than the lock that it replaced. All in all a very good value purchase and well worth the money paid for it.

Was this helpful? 21

Anonymous Verified Customer May 2016 Reviewed Size: 40 - 50mm Nickel
Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Recommended

Good price easy to fit.

Was this helpful? 20

CAA 3 Verified Customer November 2022 Reviewed Size: 35 - 45mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Fitted in 10 minutes,no problems at all,security side not tried,no one attempted to break in yet,but it appears a solid lock,it was suggested to me by a retired locksmith.

The cost of the lock was very competitive,no problems with delivery which was fast considering,problems with Royal Mail.

Would have no hesitation in recommending both Safe as a company and

Cisa as a brand if looking to replace a lock.

Was this helpful? 18

Daves Verified Customer September 2022 Reviewed Size: 45 - 50mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Since I started using Cisa locks at the University I worked at, I have now installed them on all my house locks. Keys are so much more secure than standard Yale type and not orientation specific, which is great when having cold and or wet fingers. This Euro lock took just a few minutes to install.

Was this helpful? 18

Roby Verified Customer September 2022 Reviewed Size: 45 - 50mm Brass
Rated 3.8 / 5Rated 3.8 / 5Rated 3.8 / 5Rated 3.8 / 5Rated 3.8 / 5
Recommended

I purchased this CISA Astral S - Euro Double Cylinder 45 - 50 for our porch as we got already several CISA Astral S cylinders on the external doors. The ones I purchased before are very good ones, but the newly purchased one was not build properly, as if the key is inserted all the way (as usual), you cannot turn it! You need to leave a gap of approx 1mm in order to allow the key to turn and open the door. Same problem on both sides of thy cylinder, quite disappointed.

Was this helpful? 18

Anonymous Verified Customer June 2015 Reviewed Size: 30 - 30mm Nickel
Rated 3.5 / 5Rated 3.5 / 5Rated 3.5 / 5Rated 3.5 / 5Rated 3.5 / 5
Recommended

It was easy to fit, normal Euro lock fittings.

All the keys I had cut fit perfectly, not issues.

Like any other locks, only time will tell if the.

Was this helpful? 18

Anonymous Verified Customer February 2023 Reviewed Size: 30 - 30mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Super

Was this helpful? 17

Andy From Workshopshed Verified Customer December 2020 Reviewed Size: 30 - 30mm Nickel
Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Recommended

Got this for a patio door that needed the shorter length lock. Fitting same as most Euro cylinders, just unscrew the bolt and slide out the old lock then slide in the new one. The new bolt was a bit long so used the old bolt as it was the same thread size. The lock seems solidly made. The Cisa keys are very secure with 10 pins in the side of the key. Have had no issues with inserting or turning them. As the keys are straight sided they are less likely to rip a hole in your trousers.

Was this helpful? 17

David Verified Customer August 2023 Reviewed Size: 40 - 45mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

I have used 6 pin locks in the past, but this is a totally different product. The build quality is good and there is no possibility of "picking" it like with a standard Euro lock so I'm totally satisfied that the small price difference is worth it to upgrade the security to this level. Fitting is extremely simple and it can replace any standard Euro lock in less than 5 minutes, so totally happy with this purchase. Safe is the best value place to get them as well.

Was this helpful? 16

Mike Verified Customer September 2022 Reviewed Size: 40 - 40mm Nickel
Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Recommended

I really like these Euro cylinders, I've had them for more than 10 years without any issues, in fact the only reason I've ever had to change one is when I lost a key. The lock I removed was perfect after a number of years service. They are easy to install, easy to use and give good hard wearing security. The only improvement I've seen is to include a magnetic element to the key and lock which is maybe something you should think about. Anyway be assured, I will buy this system again for future doors.

Was this helpful? 16

David Kirton Verified Customer October 2023 Reviewed Size: 30 - 30mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

The cylinder was a perfect fit, flush with my handles both sides for added security and assists in preventing cylinder snapping.

Was this helpful? 14

Andy Verified Customer March 2020 Reviewed Size: 35 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

easy to install well built solid lock . purchased as my wife is disabled and wanted to be able to lock door knowing she could get out safely in an emergency .

Was this helpful? 13

Charlie McCann Verified Customer September 2018 Reviewed Size: 35 - 35mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

I needed to change from a mortise lock and sourced this Cisa Astral Euro lock which, after consulting with my insurance company as not sure whether they would allow a thumb turn, it was purchased and installed.

It is easy to fit as most Euro locks are and the convenience of not having to look for the key when opening the front door from the inside,and also,in the case of an emergency it allows the door to be opened without searching for the key. Downside with a mortise lock if the key is left in the lock it cannot be opened from the outside, so a win win situation allround.

Was this helpful? 13

Anonymous Verified Customer April 2021 Reviewed Size: 35 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Quality product . Thanks

Was this helpful? 11

Anon Verified Customer March 2020 Reviewed Size: 35 - 35mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

excellent quality easy to fit ( took 5 minutes tops ) . Value was exceptional some websites were quoting upto £ 70 . Even amazon charge more. Also delivery was fast. no fuss not pushy , just make your choice and they`ll do the rest quickly quietly and speedily , whilst keeping you informed all the way . Will definitely use again .

Was this helpful? 11

Gavin Turner Verified Customer June 2019 Reviewed Size: 35 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Arrived very quickly, the lock was just as described and works extremely well. Now we dont have to fumble around looking for the keys to lock the door at night.In addition, the high security keys are far easier to use than the standard type, they are also not sharp in your pocket. Much better build quality and security level (these are anti pick and anti snap) than the standard lock that came with the door. I will certainly be replacing the rest of the locks in our house when I get the time to do it, the extra peace of mind is certainly worth it!

Was this helpful? 11

Anonymous Verified Customer February 2018 Reviewed Size: 30 - 30mm Nickel
Rated 4 / 5Rated 4 / 5Rated 4 / 5Rated 4 / 5Rated 4 / 5
Recommended

overall happy with this product

Very easy to fit, feels like it is good quality.

Only reason for lower score is because the screw holding the turning latch in place somehow broke, or was possibly broken on delivery and kept falling of when unlocking or opening the door. It is in such an obscure place I am not sure how it could be broken but I replaced the screw with one I had and it seems to be working fine now, i.e. it no longer falls off when unlocking the door. Feel like a robust lock, happy with the purchase

Was this helpful? 11

Trevor Verified Customer January 2016 Reviewed Size: 30 - 30mm Nickel
Rated 4.3 / 5Rated 4.3 / 5Rated 4.3 / 5Rated 4.3 / 5Rated 4.3 / 5
Recommended

It does the job and looks to be well made.

Was this helpful? 11

Anonymous Verified Customer February 2020 Reviewed Size: 35 - 35mm Nickel
Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Recommended

After 1 month of use all is good.

I can't have a proper opinion after just a so short period.

However all went good with the order. It was quick and cheapest on the online market.

The product was easy to fit and seems like a good product based on my short experience plus the online reviews.

Similar to what other people mentioned:

Instructions were very clear, and in a few minutes I had successfully removed the old lock and replaced it with the new one. Since the new lock has been fitted it has worked perfectly, without any problems or issues. It looks to be a very well designed and manufactured lock, and it feels as though it will give us better security than the lock that it replaced. All in all a very good value purchase and well worth the money paid for it.

Was this helpful? 10

Anonymous Verified Customer October 2019 Reviewed Size: 30 - 30mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Really easy to fit, double clutch feature allowing two keys at the same time for a relatively short barrel is perfect

Was this helpful? 10

Tracy Cliffe Verified Customer May 2017 Reviewed Size: 45 - 50mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Much better value for money, built stronger. Keys are made individually .makes you feel safer.it is a brilliant sturdy lock.i have recommended you to lots of friends.

Was this helpful? 10

Anonymous Verified Customer December 2015 Reviewed Size: 40 - 40mm Nickel
Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5
Recommended

We changed all our external locks to one key. These were the lock recommended. They seem excellent quality and were simple to fit. Our local police security adviser complimented us on our choice when he reviewed our security. Expensive but worth it.

Was this helpful? 10

John McC Verified Customer January 2022 Reviewed Size: 35 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

CISA cylinder price was very competitive and the item arrived very quickly. It came with good instructions and the necessary bolt to secure it. The key card and keys were securely packaged so could not have been tampered with since leaving the factory. Fitting the new barrel was very straightforward and it operates smoothly and effectively. I consider it to be a very good buy.

Was this helpful? 9

Gavin Verified Customer January 2022 Reviewed Size: 35 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

An excellent product - lock was replaced to allow access if keys had been left in the lock on the inside by the elderly homeowner who also found the lock much easier to lock and unlock than the previous lower-quality lock which was installed as standard. One happy customer, many thanks.

Was this helpful? 9

Anonymous Verified Customer March 2019 Reviewed Size: 45 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Am very happy with this lock. It's great quality and very sturdy and secure. It was easy to install (yes, I'm a woman who did it herself!)

I feel very safe with this lock on my door.

Quick delivery too, thank you.

Was this helpful? 9

Big Dan Verified Customer December 2016 Reviewed Size: 40 - 40mm Nickel
Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5Rated 4.9 / 5
Recommended

There aren't many high security thumb turn euro cylinders available. This fits the bill perfectly. They key is also compact and not oversized like some of the high security cylinders. Size combinations are more limited that common or garden cylinders, but we got one to fit.

Was this helpful? 9

Anonymous Verified Customer March 2016 Reviewed Size: 45 - 35mm Nickel
Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Recommended

It did the job well and is far more secure than the original lock fitted.

Was this helpful? 9

Anonymous Verified Customer January 2016 Reviewed Size: 40 - 55mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Delivery quick, product well made and easy to fit. Feel more secure now that product has been installed. Would have no issue with ordering from site again and more products of the same standard

Was this helpful? 9

John Hicks Verified Customer June 2015 Reviewed Size: 45 - 50mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

I was greatly impressed by the various reviews on the Internet and other outlets I had checked prior to purchasing your product. The beauty of the security locks is the immediate impression they give of security and strength which is obviously apparent to would be burglars. We have had great peace of mind since they were fitted and I have not only recommended them to my family and friends but I actually fitted a pair of your locks in my next door neighbours house. I cannot thank you enough for having such a secure and safe product easily available and simple to fit. It was certainly money well spent.

Was this helpful? 9

Anonymous Verified Customer September 2021 Reviewed Size: 30 - 60mm Nickel
Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Recommended

Great product, easy install, and excellent quality.

Safe delivered the goods!

Was this helpful? 8

Paul Verified Customer April 2020 Reviewed Size: 30 - 30mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Great product, delivered when they said they would.

Was this helpful? 8

Anonymous Verified Customer March 2019 Reviewed Size: 45 - 40mm Nickel
Rated 4.6 / 5Rated 4.6 / 5Rated 4.6 / 5Rated 4.6 / 5Rated 4.6 / 5
Recommended

The production is well designed and looks solid. The only problem I have is the provided locating screw is too long so I have to use the screw from my old lock.

Was this helpful? 8

Ian Verified Customer November 2018 Reviewed Size: 35 - 45mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

I bought 2 pairs of these locks, keyed alike, one pair thumb turn and one pair Euro double. These CISA Aslral S locks are the ‘Ferrari’ of Euro Locks, - they are made in Italy. When you see them in your hand and feel the mechanism they are truly well engineered and worth the cost both for their engineering, security, 10 pin cylinder and ease of fitting but most importantly for their safety design – the lock can be opened from the outside even when a key is still in place on the inside. To me this is a very important feature as I had an experience where my mother took a ‘stroke’ and we could see her through the laminated glass lounge window but could not get in until the Fire Brigade arrived, -seconds do count. Enough said, so I would not fit any other make of lock now.

Was this helpful? 8

Andre Verified Customer August 2017 Reviewed Size: 45 - 35mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

This product was exactly as described. It was extremely easy to install and the instructions were not needed, despite being detailed. The locking screw was too long for my door, but being a standard size allowed me to use the locking screw that the previous lock used, so there was no issue there.

The lock came with a card and reference so as to be able to purchase a new key online if necessary. After a few months of use the lock is still working well and I've had no issues whatsoever. It provides a high level of security with the ease and simplicity of easy exit. A great product.

Was this helpful? 8

Steve T Verified Customer March 2021 Reviewed Size: 45 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Great, solid, easy to fit, secure thumb turn cylinder lock at a reasonable price. What more can I say....Excellent bit if kit.

Was this helpful? 7

Josh Verified Customer November 2019 Reviewed Size: 45 - 50mm Nickel
Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5Rated 4.8 / 5
Recommended

From the hundreds of cylinders available from Safe.co.uk, this was the only one that had the exact mix of features I was looking for. The main ones being; a higher than normal level of security and usable from both sides so you can't lock yourself out if there's a key on the inside. There were some other features, which I now can't remember. But the filters/wizard made it super easy to find which features were available and to eventually settle on this cylinder.

I choose keyed alike, so they did take a while to arrive (as advertised). Very happy with the product and the service. It's not the first time I've ordered from Safe.co.uk and I'm sure it won't be the last.

I think I also emailed them with a question and they responded quickly and with a helpful answer. Recommended.

Was this helpful? 7

K Sandiford Verified Customer August 2019 Reviewed Size: 45 - 40mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Great product - easy fitting and make us very secure at night knowing the door double locked.

Was this helpful? 7

Tanveer Verified Customer April 2019 Reviewed Size: 35 - 50mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

The lock appears to be of good quality and competitively priced. I also found that the availability of a range of sizes was excellent and I was able to match exactly with my requirement.

Was this helpful? 7

Anonymous Verified Customer February 2019 Reviewed Size: 30 - 30mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Excellent product. Excellent service

Was this helpful? 7

Anonymous Verified Customer May 2018 Reviewed Size: 35 - 45mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

An excellent lock that was easy to fit.

Was this helpful? 7

Tanveer Verified Customer April 2019 Reviewed Size: 40 - 45mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Impressed with the quality of the product and the service was great. Website was easy to use and response from Safe.co.uk to mu query was quick. Items arrived by post within the promised timescales and as ordered.

Was this helpful? 6

Steve Verified Customer April 2021 Reviewed Size: 30 - 40mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Very good build quality and excellent finish with the added peace of mind that they are highly secure BS-compliant locks. Keys are stylish and "a bit different" which gives a feeling of luxury - to that extent the fact they do not necessarily resemble the stereotypical key is in my view useful as it would be an additional deterrent should I lose them in the future. Thumbturn is very easy to use and fitting was a doddle: less than five minutes by myself with a screwdriver.

Recommend highly.

Really pleased with the service from Safe; 2 keyed alike locks prepared at short notice. Great communications and speedy delivery.

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Anonymous Verified Customer September 2018 Reviewed Size: 40 - 40mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Regardless of the steel used for the key and the cylinder, the texture is better than expected.

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Adrian Smart Verified Customer September 2018 Reviewed Size: 40 - 50mm Nickel
Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5Rated 4.4 / 5
Recommended

The lock itself is very good and well made, the facility to buy these keyed alike at no extra cost is very helpful and really good value. The lock is much more secure than the standard euro cylinder type which can snapped fairly easily. The only thing negative is that the lock is only supplied with one fixing screw. This screw is very long and not suited to all fitments without modification. It would have been better if two screws of different lengths were supplied. Service from Safe was first class and the locks were received within the date promised.

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Bob Hannent Verified Customer August 2015 Reviewed Size: 45 - 50mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

An excellent lock that works smoothly and was easy to fit.

Was this helpful? 3

Anonymous Verified Customer December 2023 Reviewed Size: 40 - 55mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

I found the advice over the phone helpful. The unit is perfect and matches the handle although the handle is a different make. I needed just a bit of help fitting it, as it is not something I have done before (pensionable and female, that's my excuse). Thank you for prompt delivery.

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Martin Verified Customer July 2016 Reviewed Size: 40 - 50mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

This simple change to my lock has given my wife much peace of mind. From my point of view the thumbturn is much more convenient. Full score!!!

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Gemma Verified Customer May 2019 Reviewed Size: 40 - 55mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

After finally buying our own home, I knew that safety and security was key. I looked at various products on multiple sites and then I cane accross safe ( : . This site is by far the easiest site I looked at when selecting all of the particular specifications for the lock I needed. I loved the fact I could order extra keys, although I did get confused as to how many I was buying. But much to my suprise I was phoned by a member of the fantastic team to discuss the amount of keys I had ordered and they quickly sorted the correct amount and refunded me. Excellent service I would definitely recommend safe to anyone who wants great service and high quality products ( :

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Terry Verified Customer March 2026 Reviewed Size: 30 - 50mm Nickel
Rated 4.6 / 5Rated 4.6 / 5Rated 4.6 / 5Rated 4.6 / 5Rated 4.6 / 5
Recommended

The Astral S appears to be sturdy and was easy to fit. You may need to cut down the bolt that secures the lock to the door. I used the old bolt to save doing this.

The orientation of the lock was horizontal rather than vertical but that doesn’t present a problem. Can’t comment on security as until someone tries to force it you can’t know.

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Anonymous Verified Customer December 2025 Reviewed Size: 45 - 50mm Brass
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

This is ideal cylinder to use if you have elderly relative who keeps leaving key in lock on inside of door! This is the only decent secure cylinder I could find that has a clutch inside so that we can still unlock the door with key from outside if a key is in lock on the inside. Perfect - especially in an emergency situation where we need to get in house quickly.

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Anonymous Verified Customer November 2025 Reviewed Size: 35 - 35mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

We bought the CISA Astral S - Euro Thumbturn Cylinder 35 - 35 and are very happy with it. It was very easy to install, arrived in a good time, great quality and comes with 3 sets of keys. I originally ordered the wrong size and Safe were great helping me with the return and getting the right size out. Would recommend, especially the thumbturn mechanism - easy to use.

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Anonymous Verified Customer September 2025 Reviewed Size: 30 - 50mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Excellent secure lock, easy to fit as its a Euro lock

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Anonymous Verified Customer July 2025 Reviewed Size: 30 - 30mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

No issue with installing the lock, behaves just like any other cylinder locks. The thumbturn was a nice upgrade from the mortice lock I had before. Keys seem sturdy, though had to remind family that the key hole should point to the left (as they're used to it pointing down), lest they try to yank the key out.

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Anonymous Verified Customer December 2024 Reviewed Size: 35 - 35mm Brass
Rated 4.2 / 5Rated 4.2 / 5Rated 4.2 / 5Rated 4.2 / 5Rated 4.2 / 5
Recommended

I've bought this lock because I wanted to be able to get in from the outside even if a key was into the lock on the inside, and that works perfectly. It's of course more secure than an ordinary lock as the key cannot be duplicated without the card.

Very easy to fit with just one screw to take out and screw back in.

Difficult to say how secure it is against break ins: I can only trust the description for that.

It is a bit on the expensive side: I've bought a similar product in Spain for about half the price.

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David Verified Customer September 2024 Reviewed Size: 30 - 30mm Nickel
Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5Rated 5 / 5
Recommended

Very happy with the advice given for a suitable product. I needed quite a specific cylinder in tens of dimensions and features and they helped me find exactly what I needed. Did exactly what I was looking for - very happy all round. I would definitely still advise and return to Safe.co.uk in the future.

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