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Yale Mortise Locks

Best Yale Mortise Locks of 2026

Name: Yale 5 Lever Mortice Sashlock, High Security
Brand: Yale

Corey Phillips

Last Updated: 4 Feb 2026

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Mortise locks are a type of lock that is inserted into a pocket or mortise in the edge of a door. Yale is a well-known brand that offers a range of mortise locks that are designed to provide high levels of security for both residential and commercial properties. These locks are available in a variety of styles and finishes to suit different door types and aesthetics. With their sturdy construction and reliable performance, Yale mortise locks are an excellent choice for those looking to secure their property against unauthorised access.

At a Glance: Our Top Picks

#TOP 1

Yale 5 Lever Mortice Sashlock, High Security

9.8

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#TOP 2

Yale PM320PB25 3 Lever Mortice Sash Lock

9.7

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#TOP 3

Yale 5 Lever Mortice Deadlock for External Doors

9.5

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Top 10 Yale Mortise Locks

#TOP 1

Yale 5 Lever Mortice Sashlock, High Security

Yale
B-M550-PB-65
Brass Finish
2.5 Inch/64 mm

Yale 5 Lever Mortice Sashlock, High Security, Brass Finish, 2.5 Inch/64 mm

The Yale 5 Lever Sashlock is designed for wooden doors requiring enhanced security. With its high-security features, you can feel confident that your home is well protected. The mortice lock has a 2.5 Inch/64mm backset, making it suitable for various door types. You will receive two standard Yale keys, ensuring you have spares readily available. For added security on external doors, consider pairing this lock with a British Standard nightlatch.

9.8

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What We Like

High security for wooden doors
Brass finish for durability
Includes two standard keys
Compatible with nightlatch

#TOP 2 Best Polished Mortise Lock

Yale PM320PB25 3 Lever Mortice Sash Lock

Yale
650320105025
Brass Finish
2.5 Inch/64 mm

Yale Locks PM320PB25 3 Lever Mortice Sash Lock 67mm 2.5-inch - Polished Brass Finish

The Yale PM320PB25 Lock is a reliable choice for securing internal wooden doors. This mortice sash lock features three levers, providing a standard level of security that gives you peace of mind. Its polished brass finish adds an elegant touch to your door. With a 2.5-inch backset, it fits well with most internal door handles, ensuring a seamless installation. You will also receive two standard Yale keys, allowing for convenient access and easy replacement if necessary.

9.7

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What We Like

Standard security level
Elegant brass finish
Easy installation
Two keys included

#TOP 3 Best Mortise Lock for Security Door

Yale 5 Lever Mortice Deadlock for External Doors

Yale
655620105025
Brass Finish
2.5 Inch/64 mm

Yale British Standard 5 Lever Mortice Deadlock, High Security, Visi Pack, Suitable for External Doors, Brass Finish, 2.5 Inch/64 mm

The Yale Mortice Deadlock is an ideal choice for securing your external wooden doors. It meets the British Standard BS 3621:2007, ensuring maximum security for your home. This lock is also Secured by Design approved, giving you peace of mind. Additionally, it is recommended by insurance companies and the police, which can help you meet insurance requirements. With a stylish brass finish and a convenient 2.5 Inch/64mm backset, this deadlock not only enhances security but also complements your door's appearance.

9.5

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What We Like

High security approval
Insurance company recommended
Suitable for external doors
Stylish brass finish
Two keys supplied

#TOP 4 Best Chrome Mortise Lock

Yale PM562 High Security Mortice Dead Lock

Yale
655620105162
Chrome Finish
2.5 Inch/64 mm

Yale PM562 High Security BS 5 Lever Mortice Dead Lock 64mm 2.5-inch - Polished Chrome Finish - 2 Keys included

The Yale PM562 Dead Lock is a robust mortice lock designed specifically for exterior wooden doors. It meets the high standards of British Standard BS 3621:2007 and is Secured by Design approved, providing you with maximum security for your home. Insurance companies and the police recommend this lock, ensuring you have peace of mind. With its stylish polished chrome finish and a 2.5-inch backset, it not only enhances security but also adds a touch of elegance to your door.

9.4

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What We Like

High security standards
Insurance company recommended
Stylish chrome finish
Two keys included
Suitable for wooden doors

#TOP 5

Yale 2 Lever Mortice Lock in Chrome

Yale
650246085162
Chrome Finish
64 mm

Yale 2 Lever Mortice Basic Security, Polished Chrome, 2.5 Inch/64 mm

The Yale Mortice Lock is designed for internal wooden doors, making it a practical choice for your home. With its standard security level, you can feel confident that your doors are adequately protected. The lock features a polished chrome finish that not only looks stylish but also adds durability. Supplied with two standard Yale keys, you’ll have enough to share with family or housemates, and you can easily order additional keys from a locksmith if needed.

9.4

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What We Like

Stylish chrome finish
Standard security level
Suitable for internal doors
Includes two keys

#TOP 6

Yale 5 Lever Mortice Sashlock for External Doors

Yale
P-M560-CH-67
Chrome Finish
2.5 Inch/64 mm

Yale P-M560-CH-67 5 Lever Mortice Sashlock, Boxed, Suitable for External Doors, Chrome Finish, 2.5 Inch/64 mm

The Yale Mortice Sashlock is an excellent choice for securing your exterior wooden doors. It meets the high standards of British Standard BS 3621:2007, ensuring maximum security for your home. This lock is also approved by the police and insurance companies, giving you peace of mind. With a stylish chrome finish and a 2.5 Inch/64mm backset, it not only looks good but also fits various door designs. Additionally, it comes with two standard Yale keys, making it easy for you to manage access to your property.

9.4

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What We Like

High security standards
Insurance approved
Stylish chrome finish
Two keys included

#TOP 7

Yale 5 Lever Mortice Deadlock for External Doors

Yale
B-M552-CH-65
Chrome Finish
2.5 inch/64 mm

Yale B-M552-CH-65 5 Lever Mortice Deadlock, Boxed, Suitable for External Doors, Polished Chrome, 2.5 Inch/64 mm

The Yale Mortice Deadlock is designed for wooden doors needing high security. Its robust 5 lever mechanism ensures enhanced protection against unauthorised access, giving you peace of mind. The polished chrome finish adds a touch of elegance, while the 2.5 Inch/64 mm backset makes it suitable for various types of external doors. Supplied with two standard Yale keys, you can easily manage access and order extra keys from a locksmith if needed. This combination of features makes it an excellent choice for securing your home.

9.3

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What We Like

High security level
Elegant polished chrome finish
Suitable for external doors
Two keys included

#TOP 8

Yale PM236CH25 Bathroom 2 Lever Sash Lock

Yale
P-M236-CH-63
Polished Chrome
2.5 Inch/64 mm

Yale Locks PM236CH25 Bathroom 2 Lever Sash Lock 2.5-inch - Polished Chrome Finish

The Yale Bathroom Sash Lock is designed for wooden bathroom doors and other internal doors that require a handle without key access. It features a mortice design, ensuring a secure fit. The lock provides standard security, giving you peace of mind for your home. With a stylish polished chrome finish, it not only functions well but also enhances the appearance of your door. This sash lock operates with an internal thumbturn and an external emergency release, offering convenience and ease of use, especially in bathroom settings.

9.1

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What We Like

Easy keyless access
Stylish chrome finish
Standard security level
Suitable for various internal doors
Mortice design for secure fit

#TOP 9 Best Satin Mortise Lock

Yale Y52X00600S2 Mortise Lock for Wooden Doors

Yale
Y52X00600S2
Nichelato/Satinato

YALE Y52X00600S2 - Mortise lock for wooden doors, Satin nickel-plated finish, With square edge front, Backset 60mm, Center distance 85mm

The Yale Mortise Lock is a reliable choice for securing wooden doors. It meets the EN 12209:2003 certification, ensuring that you receive a product that adheres to safety standards. The fire resistance feature, certified under EN 1634-1, provides you with peace of mind in case of emergencies. Additionally, the reversible latch allows for easy installation regardless of the door's handedness. With both a latch and a chain, you gain flexibility in how you secure your door, giving you more control over your home’s safety.

9.1

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What We Like

Meets safety standards
Fire resistance certified
Reversible for easy installation
Flexible securing options

#TOP 10

Yale British Standard 5 Lever Mortice Sashlock Chrome

Yale
B-BSSL-3.0-CH
Polished Chrome
Sashlock 3 Inch

Yale B-BSSL-3.0-CH British Standard 5 Lever Mortice Sashlock, Boxed, Suitable for External Doors, Chrome Finish, 3 Inch/76 mm

The Yale B-BSSL-3.0-CH Lock is a reliable 5 lever mortice sashlock designed for exterior wooden doors with handles, providing you with strong security for your home. It meets the British Standard BS 3621:2007 and is Secured by Design approved, ensuring maximum protection against forced entry. This lock is also recommended by insurance companies and the police, giving you peace of mind about your door’s security. Finished in chrome with a 3 inch (76mm) backset, it is both sturdy and stylish, fitting well on external doors.

9.1

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What We Like

High security British Standard approved
Secured by Design certified
Police and insurance recommended
Chrome finish for durability
Comes with two Yale keys

Editor's Notes

During our Yale mortise lock research, we found 83 Yale mortise lock products and shortlisted 10 quality products. We collected and analyzed 12,695 customer reviews through our big data system to write the Yale mortise locks list. We found that most customers choose Yale mortise locks with an average price of £18.85.

The Yale mortise locks are available for purchase. The top 10 picks range in price from a low of £8.00 to a high of £28.00, find the one that fits your budget.

Written by

Corey Phillips

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.