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skip to ASEC 5 Lever Deadlock 50mm

ASEC 5 Lever Deadlock 50mm

£77.99

(£64.99 ex VAT)

sku: AS11354-5

Designed to be used on narrow stile doors (i.e. glazed & French doors). This 5 lever mortice lock is available in a choice of finishes.

These locks have the large case size but do not come with the latch to operate with a handle set. If you require this you need the sashlock version.

Supplied with matching escutcheons.

Mechanism : 5 Lever
Case Size : 50mm
Case Finish : Powder Coated Black
Forend Finish : Polished Brass or Satin Chrome
Keys Supplied : 2
Differs : 100

Finish

Keys Supplied: per lock ( total) total (unless ordering multiple groups)
Additional Keys are available below
Qty:

Shipping From:

When ordering multiple Keyed Alike locks, only 1 set of keys are provided as all additional locks are made to work from that key.

If ordering 4 or more keyed alike locks you can have them set up as different groups. If Required: Let us know the details in the "Specific Key Requirements" field above.

Each group of locks will then receive keys.

6/10 Security Rating
tick Key Profile: Standard
Part Size (mm)
Backset 35
Bolt Length 14
Case Width 50
Case Height 108
Forend Width 25
Forend Length 165
Strike Plate Width 29
Strike Plate Length 140
Dimensions Image: ASEC 5 Lever Deadlock 50mm

Brand

SKU

AS11354-5

Box Contents

2 keys

strike plate

fixing screws

instructions

mortice lock

key escutcheons

Key Profile

Key Profile: Standard

FAQs

All the extra keys for the locks are cut to the specific locks that have been ordered.

There are 2 different sizes of lock cases as each lock will give you a different backset. This is the distance from the edge of the lock to the keyhole / spindle for handles. The bigger locks are better for solid wooden doors as they move the keyhole away from the door stop further. If you have a large door stop and fit a 64mm lock case you can find that you hit your knuckles on the door stop when you turn the key. Alternatively the 64mm lock case is better when you have a glass panelled door as you may not have enough wood on the stile to fit the 76mm lock into before you hit and therefore smash the glass. This is very important to check when installing locks to doors with glass in.

No, if the door is a communal entrance/ exit you MUST have a turn on the inside, so a 5 lever key on the inside is not suitable.

There are specific locks we sell called Egress locks that meet both the Insurance and Fire regulations so these are suitable for communal entrance doors.

To meet the fire regulations you need to be able to exit a communal door without the use of a key. If you are using the lock on your personal front door then they are fine but if others use the door you need to look into getting a turn knob internally so you can exit without the use of a key.

With outward opening doors you can not get a BS3621 outward opening nightlatch (see our section for all the options we have available) but if you install a standard security nightlatch you can also fit a BS3621 deadlock to the door which will give you the insurance rated lock required. As the deadlocks are not handed you can use them on any type of wooden door.

With most locks that are altered to make them keyed alike you will only get 1 x set of keys with them. So if the locks normally come with 2 you will only get 2 keys total and if they come with 3 keys you will only get 3 x keys total when ordered keyed alike.

Yes you can, we would need a key back as we dont hold any records of your keys but this is possible. Please get in touch first so we can confirm everything is ok to do and then you can post your key back to us (taped to a piece of card...essential!!)

Yes, this is possible but it is important to make sure you select the same brand and model. The internals and the keys need to match so we can key the locks alike.

We do try to list the products together in our series tab on the product page which should show the suitable products that can be keyed alike together.

If in doubt please ask us and we will let you know.

A rebate set is only required on double rebated doors. If you only have a single door then you will receive all the parts you require with the lock. If you need a rebate set you will need to check the size of your rebate. The most common is 13mm but on older doors they can be 19mm or 25mm.

With the 5 lever locks they are designed to be high security so there are thousands of different keys so the keys do not come with numbers on. Therefore we can not cut additional keys for these locks without a key to copy from. If you post it back to us we can do it for you (please contact us first before you send it) or alternatively nearly all the keys we sell are available from local locksmiths in your area. They maybe more expensive so we would recommend buying the extra keys at the time of purchase so we can cut and try them before we ship the order.

Deadlocks are suitable for either hand and inward and outward opening doors. The locks have keyholes either side and can be used on the left or right hand side of the door.

Yes, this deadlock is specifically designed with a thinner 50mm case width, making it ideal for doors with a narrow stile, such as glazed or French doors, where a standard-depth mortice lock might not fit.

No, this is a deadlock and does not feature a latch mechanism. It is intended to be used with a key only. If you require a lock that can be operated by handles, you should select the sashlock version of this product instead.

Each Asec 5 Lever Deadlock is supplied with the following:

  • 2 keys
  • Matching escutcheons (keyhole covers)
  • A black powder-coated lock case
  • A choice of either a Polished Brass or Satin Chrome forend finish

The 5-lever mechanism provides a solid level of security with 100 differs, meaning there are 100 different key variations available. While excellent for narrow stile doors, if your door is wide enough to accommodate a standard lock case, we generally recommend a full-sized British Standard lock for maximum security.

Related Products

skip to Asec 5 Lever Lock Extra key

Asec 5 Lever Lock Extra key

£3.60

(£3.00 ex VAT)

sku: ASEC109
  • Precision cut to original manufacturer specifications for reliable operation.
  • Compatible with the full range of Asec 5 lever sashlocks and deadlocks.
  • Provides additional access for multiple residents, tenants or staff members.
  • Saves the cost and inconvenience of replacing entire lock units for extra keys.
  • Maintains the security integrity of existing 5 lever mortice locking systems.
  • Supplied as ready-to-use secondary keys for immediate application.

Keys Supplied: per lock ( total) total (unless ordering multiple groups)
Qty:

Shipping From:

When ordering multiple Keyed Alike locks, only 1 set of keys are provided as all additional locks are made to work from that key.

If ordering 4 or more keyed alike locks you can have them set up as different groups. If Required: Let us know the details in the "Specific Key Requirements" field above.

Each group of locks will then receive keys.

The Asec 5 Lever Lock Extra Key service provides additional, precision-cut keys specifically designed for Asec 5 lever mortice locks. These keys are engineered to interact correctly with the internal lever mechanism of both sashlocks and deadlocks, ensuring a smooth rotation and reliable bolt throw without the friction or sticking often found with lower-quality duplicates.

This service is commonly used during the installation of new locking hardware when the standard key allocation is insufficient for the number of users. It is a practical solution for residential homes with multiple occupants, as well as commercial properties where various staff members require site access. By sourcing extra keys directly compatible with the original lock, users avoid the risk of premature wear on the internal levers.

  • Suitable for use with both insurance-rated BS3621 and standard 5 lever locks.
  • Direct compatibility ensures the longevity of the lock cylinder and internal components.
  • Ideal for landlords, property managers, and large households requiring multiple access sets.

Using correctly specified extra keys is essential for maintaining the operational life of the door hardware. These keys are cut to the precise depths required by Asec mechanisms, preventing the mechanical failures that can occur when using poorly matched aftermarket blanks.