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Best 40H Mortise Lock (2025 Update)

If you're looking for a high-quality lock for your doors, a 40H mortise lock might be just what you need. These locks are known for their durability and security, making them a popular choice for both residential and commercial properties. Before purchasing a 40H mortise lock, there are a few important factors to consider.

Firstly, you'll want to think about the level of security you require. Are you looking for a lock that is pick-resistant or bump-proof? Do you need additional features such as a keyless entry or a double-cylinder lock? Understanding your specific security needs will help you choose the best option.

Secondly, consider the quality and brand of the lock. Look for a reputable manufacturer that has a track record of producing reliable and long-lasting locks. Check customer reviews and ratings to see what others have to say about the product's performance and durability.

Finally, think about the compatibility of the lock with your existing door. Ensure that the lock you choose is the right size and shape to fit your door properly. It's also worth considering the aesthetic appeal of the lock and whether it complements your overall door design.

Are you tired of worrying about the security of your home or office? Do you want a lock that provides both durability and peace of mind? If so, continue reading to discover the best 40H mortise locks on the market. We will provide you with a comprehensive guide that covers the top options available, along with tips for making the right choice. Don't miss out on finding the perfect lock to keep your property safe and secure.

10 Best 40H Mortise Lock

# Product Image Product Name Product Notes Check Price
1
This product is ideal for securing doors with a mortise lock using a vertical keyway and square faceplate.
2
The product is ideal for securing sliding patio doors made of wood, aluminum, and vinyl with a round face.
3
The product is ideal for securing and locking doors with a 45-degree keyway and round shape.
4
The product is ideal for securing doors with a mortise lock system.
5
The product is ideal for securing sliding patio doors constructed of wood, aluminum, and vinyl.
6
The Segal SE 27580 Mortise Lockset is ideal for securing entrance doors with a 2-1/2 inch backset.
7
The product is ideal for restoring and repairing vintage or antique style indoor mortise locks.
8
The Segal SE 26010 Mortise Lock Set is ideal for securing doors with a right-hand configuration and a surface mounted design, providing reliable protection.
9
The Prime-Line E 2164 Mortise Lock is ideal for securing doors with a round faceplate and a 45-degree keyway.
10
The product is ideal for securing sliding glass patio doors with 45 degree keyways and 3-11/16" screw holes.
This product is ideal for securing doors with a mortise lock using a vertical keyway and square faceplate.
The product is ideal for securing sliding patio doors made of wood, aluminum, and vinyl with a round face.
The product is ideal for securing and locking doors with a 45-degree keyway and round shape.
The product is ideal for securing doors with a mortise lock system.
The product is ideal for securing sliding patio doors constructed of wood, aluminum, and vinyl.
The Segal SE 27580 Mortise Lockset is ideal for securing entrance doors with a 2-1/2 inch backset.
The product is ideal for restoring and repairing vintage or antique style indoor mortise locks.
The Segal SE 26010 Mortise Lock Set is ideal for securing doors with a right-hand configuration and a surface mounted design, providing reliable protection.
The Prime-Line E 2164 Mortise Lock is ideal for securing doors with a round faceplate and a 45-degree keyway.
The product is ideal for securing sliding glass patio doors with 45 degree keyways and 3-11/16" screw holes.

1. Prime-Line E 2012 3-11/16 In., Steel, Mortise Lock, Vertical Keyway, Square Faceplate (Single Pack)

Introducing the Steel Mortise Locks for Patio Sliding Doors. This high-quality lock is constructed entirely of durable steel components, ensuring long-lasting reliability and security for your patio sliding doors.

One of the standout features of these mortise locks is their corrosion-resistant zinc-plated finish. This finish not only adds a sleek and polished look to your doors, but it also protects against rust and corrosion, even in high-humidity or outdoor environments.

Designed specifically for use with patio sliding doors, these locks are compatible with units constructed of both vinyl and wood. This versatility allows you to use them with a wide range of door materials, providing a seamless and secure locking mechanism for your sliding doors.

The adjustable faceplate is another notable feature of these mortise locks. It allows for latch projection adjustment, ensuring a perfect fit and optimal functionality for your specific door dimensions. This feature adds an extra layer of convenience and customization, allowing you to fine-tune the lock to match your unique needs.

Installation of these mortise locks is a breeze, requiring only a few simple tools. With easy-to-follow instructions and straightforward installation steps, you'll have your locks in place and ready to use in no time.

For precise dimensions and compatibility, we recommend referring to the line art drawing provided. This drawing will give you a clear visual representation of the lock's dimensions, allowing you to compare them with your specific needs before placing your order.

Upgrade your patio sliding doors with the reliable and secure Steel Mortise Locks. With their steel construction, corrosion-resistant finish, adjustable faceplate, and easy installation, these locks provide the perfect combination of functionality and convenience. Ensure the safety and peace of mind of your home or business with these top-notch mortise locks.

2. Adjustable Mortise Lock – Sliding Patio Door Latch

Introducing the Prime-Line E 2121 Mortise Lock, the perfect solution for replacing old or broken door locks without the need to replace the entire door. This versatile mortise lock is specifically designed for sliding patio doors made of wood, aluminum, and vinyl, as well as doors that use W&F manufactured handles.

Installing the Prime-Line E 2121 Mortise Lock is a breeze, making it a convenient choice for anyone in need of a working sliding door lock. The mounting flanges feature a 6-32 tapped thread, ensuring a secure and stable installation.

One notable feature of this mortise lock is its 45-degree angled keyway position when in the locked position. This provides added security and peace of mind, knowing that your sliding door is securely locked.

For those interested in the technical details, the mounting hole centers of this mortise lock measure 3-11/16 inches from center to center. The rear housing corners are square, further enhancing the overall stability and durability of the lock. The dimensions of the mortise lock itself are 1.125 inches in diameter, 0.5 inches in width, and 3.688 inches in height.

Investing in the Prime-Line E 2121 Mortise Lock is a wise choice for anyone looking to replace their old or broken sliding door lock. Not only is it easy to install, but it also offers a 45-degree angled keyway position for enhanced security. Its compatibility with various types of sliding patio doors and W&F manufactured handles makes it a versatile option for many homeowners.

Upgrade your sliding door security with the Prime-Line E 2121 Mortise Lock today and enjoy the peace of mind that comes with a reliable and effective locking mechanism.

3. Prime-Line E 2119 3-11/16 In. Steel, Mortise Lock With 45 Degree Keyway And Round (Single Pack)

The Sliding Patio Door Lock is a highly versatile and reliable security solution that is trusted by Adams Rite and several other leading sliding patio door manufacturers. This lock is designed to provide superior protection for your patio doors, ensuring the safety and security of your home or office.

One notable feature of this lock is its 45 degree keyway, which enhances its functionality and makes it compatible with a wide range of sliding patio doors. This ensures that you can easily integrate the lock with your existing doors without any hassle.

In terms of installation, the mounting holes of the lock are conveniently spaced at 3-11/16 inches on center. This standardized measurement makes it easier for you to seamlessly replace an old or damaged lock with this new one, saving you time and effort.

The lock's housing is made from durable steel, ensuring its longevity and resistance to wear and tear. This robust construction guarantees that the lock will withstand the test of time and continue to provide reliable security for your patio doors.

One unique feature of this sliding patio door lock is its spring-loaded hook design. This innovative design ensures that the lock securely latches onto the door frame, preventing any unauthorized access or forced entry. The spring-loaded mechanism also provides smooth and effortless operation, making it convenient to lock and unlock your patio doors.

4. Prime-Line E 2487 3-9/16 In., Steel, Mortise Lock And Keeper (1 Set)

Introducing the Sliding Patio Door Handle, a versatile and reliable accessory that is trusted and used by various sliding patio door manufacturers. This high-quality handle is designed to meet your needs and enhance the functionality of your sliding patio door.

Featuring a 45-degree keyway, this handle ensures a secure and convenient operation, allowing you to easily open and close your sliding patio door. The 3/4 inch x 4-11/32 inch cutout size ensures a perfect fit, giving you peace of mind that your door will operate smoothly and seamlessly.

Constructed with durability in mind, this handle is made from strong and sturdy diecast material. The steel plated hook latch adds an extra layer of strength, ensuring long-lasting performance even with regular use. You can rely on this handle to withstand the test of time and maintain its functionality for years to come.

When you purchase the Sliding Patio Door Handle, you will receive the keeper as well, eliminating the need to purchase any additional accessories. This convenient inclusion saves you time and money, allowing for a hassle-free installation process.

To further simplify the installation process, all necessary mounting hardware is included with your purchase. This means you won't have to waste time searching for the right tools or components. However, please note that a Phillips head screwdriver is required for installation, so be sure to have one on hand.

To ensure that the Sliding Patio Door Handle is the perfect fit for your specific needs, we recommend referring to the line art drawing provided. This drawing offers detailed dimensions and allows you to compare them with your requirements before placing your order. This step will help ensure a seamless installation and optimal performance.

Upgrade your sliding patio door with the reliable and versatile Sliding Patio Door Handle. With its durable construction, secure keyway, and included keeper, this handle is designed to enhance the functionality and aesthetics of your sliding patio door. Don't settle for anything less than the best – choose the Sliding Patio Door Handle for a top-quality product that you can rely on.

5. Prime-Line Mortise Lock – Adjustable Sliding Patio Door Latch

Introducing the Prime-Line E 2014 Mortise Lock, the perfect solution for replacing old or broken door locks without having to replace the entire door. Specifically designed for sliding patio doors made of wood, aluminum, and vinyl, this mortise lock is compatible with W&F manufactured handles.

Installation is a breeze with this mortise lock. With its quick and easy installation process, you can have a working sliding door lock in no time. The mounting flanges feature 6-32 tapped threads, ensuring a secure and sturdy installation.

One of the standout features of the E 2014 mortise lock is its 45 degree angled keyway position when in the locked position. This unique design offers enhanced security and peace of mind.

When it comes to dimensions, this mortise lock has mounting hole centers that measure 3-11/16 inches from center to center. The rear housing corners are square, adding to the overall durability and stability of the lock. The lock itself measures 1.125 inches deep, 0.5 inches wide, and 3.688 inches in height.

Before making a purchase, it is important to ensure that this mortise lock is compatible with your specific needs. Please refer to the line art provided for detailed dimensions and compare them with your requirements to guarantee a perfect fit.

Upgrade your sliding patio door with the Prime-Line E 2014 Mortise Lock and enjoy the benefits of a secure and functional door lock. Don't let a broken or old lock compromise the safety and convenience of your sliding door. Invest in this top-quality mortise lock and experience peace of mind knowing that your door is protected.

6. Segal Se 27580 2-1/2 In., Backset, Entrance Mortise Lockset, Wrought Solid Brass (Single Pack)

Introducing the RIGHT-HANDED lockset, a high-quality and reliable option for enhancing the security and style of your entry doors. This lockset is specifically designed to match interior vintage style hardware, making it the perfect choice for those who appreciate classic and timeless designs.

With a sturdy construction, this lockset is suitable for entry doors that are 1-3/8 inch to 1-3/4 inch thick. It features a 2-1/2 inch backset, ensuring a precise fit for your door. The latch projection measures 9/16 inch, while the deadbolt projection measures 1 inch, providing you with added security and peace of mind.

The lockset comes with two 2-1/4 diameter knobs, made with steel reinforcement for durability and strength. The knobs are finished with a wrought solid brass finish, adding a touch of elegance to your door. Additionally, the set includes a steel strike and a Zamak case, ensuring long-lasting performance and reliability.

To further enhance its appearance, the lockset features a plated and polished finish. This not only adds a sleek and stylish look to your door, but also provides protection against corrosion and wear, ensuring that the lockset maintains its pristine condition for years to come.

The lockset is available in a beautiful brass color, allowing you to effortlessly match it with your existing door hardware or interior decor. Whether you have a traditional or contemporary style, this lockset will seamlessly blend in and complement your overall aesthetic.

Installation of the lockset is straightforward and hassle-free, thanks to its user-friendly design and clear instructions. With its superior quality and attention to detail, this lockset is sure to exceed your expectations in terms of both functionality and aesthetics.

Upgrade your entry doors with the RIGHT-HANDED lockset and experience the perfect combination of security, style, and durability. Invest in this reliable lockset and enjoy the peace of mind that comes with knowing your home is well-protected.

7. Vintage Style Mortise Lock Kit With Antique Skeleton Key

The Prime-Line E 2294 Mortise Lock Assembly Kit is the perfect replacement for antique mortise lock sets found in period homes. With its vintage look and compatibility with antique and vintage door hardware, this kit is an economical solution for indoor mortise lock replacements.

Installation of the E 2294 lock is quick and easy, and all the necessary mounting screws are included. Simply slide the mortise lock into the existing door pocket to fix a broken lock. This lock has a 2-3/8” backset and a 9/32” square spindle drive that can accept a maximum spindle size of 1/4”. It provides a hassle-free installation experience.

Constructed from case-hardened steel, the E 2294 lock is extremely durable. It features a faceplate with a stunning brass-plated finish, adding a touch of elegance to your door. The kit includes a latch and deadbolt strike with fasteners, while door knobs, square spindle, spare keys, and trim plates are sold separately. Additionally, two skeleton-style keys are included.

The mortise caselock is shipped handed, meaning it is designed to close in a certain direction. However, the latch can be easily reversed to accommodate opposite swinging doors. This flexibility ensures that the lock can be used on both left and right-handed interior doors, providing convenience and versatility.

An installation tip to keep in mind is that while the square drive on the latch has a 9/32” opening, it can only accommodate 1/4” square spindles. This is an important factor to consider when selecting the appropriate spindle for your door.

8. Segal Se 26010 Mortise Lock Set, Brass Right Hand, 2-1/2 In. Backset, Surface Mounted (Single Pack)

Introducing the RIGHT-HANDED lockset, a high-quality product designed for entry doors of 1-3/8 inch to 1-3/4 inch thickness. This lockset is specially crafted to complement interior vintage style hardware, adding a touch of elegance and sophistication to your home.

Featuring a 2-1/2 inch backset, the lockset ensures a secure and precise fit. The 1-1/16 inch x 7-5/8 inch faceplate provides additional stability and durability, ensuring long-lasting performance. With a 9/16 inch latch projection and a 1 inch deadbolt projection, you can have peace of mind knowing that your door is securely locked.

The lockset includes two 2-1/4 diameter knobs, providing a comfortable grip and enhancing the overall aesthetic appeal. Constructed with steel reinforcement, the knobs are not only sturdy but also feature a wrought solid brass finish, adding a timeless and luxurious touch to your door.

For added durability and strength, the lockset is equipped with solid brass trim plates and faceplate. The steel strike with Zamak case further enhances the security of your door, providing you with a reliable and robust locking mechanism.

With its plated and polished brass finish, this lockset exudes a classic and sophisticated look that will effortlessly elevate the style of your door. The rich and lustrous brass finish adds a touch of warmth and elegance to any decor.

Measuring at 5-1/4 inches tall and 3-3/8 inches in width, this lockset is designed to fit seamlessly into your door, ensuring a sleek and streamlined appearance. Its compact size makes it suitable for a variety of door types and styles.

Upgrade your door with the RIGHT-HANDED lockset and experience the perfect blend of functionality and style. With its impressive parameters, specifications, and outstanding craftsmanship, this lockset is sure to meet your expectations and provide you with a secure and aesthetically pleasing solution for your entry door.

9. Steel Mortise Lock – Secure, Keyed, And Sleek

Introducing the Steel Mortise Locks for Patio Sliding Doors – the perfect solution to enhance security and functionality for your patio doors. These locks are meticulously crafted from high-quality steel, ensuring durability and long-lasting performance.

One of the standout features of these locks is their corrosion-resistant zinc plated finish. This finish not only adds an appealing touch to your patio doors but also protects them from rust and other types of corrosion. Rest assured that these locks are built to withstand the test of time, even in harsh weather conditions.

Designed specifically for patio sliding doors, these mortise locks are suitable for both vinyl and wood units. This versatility makes them an excellent choice for a wide range of patio door installations. Whether you have a vinyl or wood patio door, these locks will seamlessly integrate into your existing setup.

Adjustability is another key attribute of these mortise locks. With an adjustable faceplate, you have the flexibility to fine-tune the latch projection according to your specific requirements. This ensures a precise fit and optimal functionality, providing you with peace of mind knowing that your patio doors are securely locked.

Installation is a breeze with these mortise locks. You only need a few simple tools, and the straightforward installation process makes it accessible for both DIY enthusiasts and professionals alike. Rest assured that you won't be spending hours trying to figure out how to install these locks – you'll have them up and running in no time.

These mortise locks are trusted and used by various patio door manufacturers, attesting to their reliability and quality. When it comes to securing your patio doors, you can trust in the effectiveness and dependability of these locks.

To ensure a perfect fit for your specific needs, we highly recommend referring to the line art drawing included in the product information. This drawing provides detailed dimensions, allowing you to compare them with your existing setup before placing your order. Taking this extra step will guarantee that you receive the right mortise locks for your patio sliding doors.

Upgrade the security and functionality of your patio doors with the Steel Mortise Locks for Patio Sliding Doors. With their steel construction, corrosion-resistant finish, adjustable faceplate, and easy installation process, these locks are the ideal choice to enhance your peace of mind and protect your home.

Best 40H Mortise Lock FAQs

Are there any additional accessories or components required for installation of the best 40h mortise lock?

No, there are no additional accessories or components required for the installation of a 40h mortise lock. The 40h mortise lock is a complete locking mechanism that includes all the necessary components for installation. It typically comes with the lock body, strike plate, cylinder, keys, and any necessary screws or mounting hardware. However, it is always recommended to check the product description or consult the manufacturer's instructions to ensure that you have all the necessary components for proper installation. Additionally, it is important to have the appropriate tools for installation, such as a screwdriver or drill, depending on the specific requirements of the lock.

Are there any specific security certifications or standards that the best 40h mortise locks should meet?

Yes, there are specific security certifications and standards that the best 40h mortise locks should meet. One of the most recognized certifications for lock security is the ANSI/BHMA (American National Standards Institute/Builders Hardware Manufacturers Association) grading system. This system assigns a grade of 1, 2, or 3 to locks based on their durability, strength, and overall security performance. For the highest level of security, it is recommended to choose 40h mortise locks that meet or exceed the ANSI/BHMA grade 1 standards.

Additionally, another important standard to consider is the UL 437 standard. This standard sets requirements for high-security locks, including resistance to drilling, picking, and other forms of unauthorized access. Locks that meet the UL 437 standard are generally considered to provide a higher level of security.

It is also advisable to look for locks that are certified by reputable third-party testing organizations such as Underwriters Laboratories (UL) or the British Standards Institution (BSI), as these certifications validate the quality and security of the lock.

Overall, by selecting 40h mortise locks that meet these security certifications and standards, you can have confidence in the level of security they provide for your premises.

Can you provide a list of the best 40h mortise locks available in the market?

Certainly! While it would be difficult to provide an exhaustive list of the best 40h mortise locks available in the market, I can certainly suggest some reputable brands that are known for their quality and reliability.

1. Schlage: Schlage is renowned for its durable and secure mortise locks, offering a range of options to suit different needs.

2. Yale: Yale is a trusted brand in the security industry, known for its high-quality locks, including mortise locks.

3. Assa Abloy: Assa Abloy offers a wide variety of mortise locks, including options with advanced security features and innovative designs.

4. Baldwin: Baldwin is well-known for its stylish and robust mortise locks, which are often considered a blend of functionality and aesthetics.

5. Corbin Russwin: Corbin Russwin is a respected brand that offers a range of mortise locks designed for both residential and commercial applications.

It's important to note that the "best" mortise lock for you would depend on your specific requirements, such as security level, aesthetic preferences, and budget. It is recommended to consult with a professional locksmith or security expert who can assess your needs and provide personalized recommendations.

Do the best 40h mortise locks come with any warranty or guarantee?

Yes, the best 40h mortise locks typically come with a warranty or guarantee. A warranty is a promise made by the manufacturer or seller to repair or replace the product if it has any defects or fails to function properly within a specified period of time. The duration of the warranty can vary depending on the brand and model of the mortise lock. Some manufacturers offer a one-year warranty, while others may provide longer warranties of two or more years.

It is important to read the terms and conditions of the warranty to understand what is covered and what is not. Most warranties cover manufacturing defects and failures due to normal use, but they may not cover damage caused by improper installation, misuse, or tampering. Additionally, certain warranties may require the lock to be installed by a certified professional in order for the warranty to be valid.

To ensure that you are getting the best warranty coverage, it is recommended to purchase mortise locks from reputable manufacturers or authorized resellers. This will give you peace of mind knowing that your investment is protected and that you can rely on the quality of the product.

How does the durability of the best 40h mortise locks compare to other lock types?

The durability of the best 40h mortise locks is generally considered to be very high when compared to other lock types. Mortise locks are known for their robust construction and are widely used in commercial and residential applications where security is a top priority.

The 40h mortise locks, in particular, are designed to withstand heavy usage and provide long-lasting performance. They are made from high-quality materials such as solid brass or stainless steel, which adds to their durability and resistance against wear and tear.

In terms of security, mortise locks offer a higher level of protection compared to other lock types, such as cylindrical or tubular locks. The mortise lock mechanism is more intricate and harder to manipulate, making it a preferred choice for securing doors.

Overall, if you are looking for a lock type that offers optimal durability and security, the best 40h mortise locks would be an excellent choice.

What are the top-rated brands for 40h mortise locks?

When it comes to top-rated brands for 40H mortise locks, there are several reputable options available in the market. One such brand is Yale, which is known for its high-quality security products. Yale offers a range of 40H mortise locks that are durable, reliable, and provide excellent security for residential and commercial applications.

Another top-rated brand is Schlage, which is known for its innovative and technologically advanced lock systems. Schlage offers a variety of 40H mortise locks that are not only aesthetically pleasing but also provide superior security features.

Additionally, Baldwin is a reputable brand that manufactures high-quality mortise locks. Baldwin locks are known for their craftsmanship, durability, and elegant designs. They offer a wide range of 40H mortise locks that cater to different security needs.

Furthermore, Sargent is another well-regarded brand that produces top-rated 40H mortise locks. Sargent locks are known for their precision engineering, durability, and excellent functionality.

While these brands are considered top-rated for 40H mortise locks, it's always advisable to consult with a professional locksmith or security expert to determine the best brand and specific model that suits your requirements.

What features should I look for when choosing the best 40h mortise lock?

When choosing the best 40h mortise lock, there are several important features to consider.

1. Security: Look for a lock that offers high levels of security. Consider features such as hardened steel bolts, anti-drill plates, and pick-resistant cylinders.

2. Durability: A good mortise lock should be made from high-quality materials such as solid brass or stainless steel to ensure long-lasting durability.

3. Functionality: Consider the specific functions you require, such as keyless entry, passage mode, or privacy mode. Choose a lock that suits your needs.

4. Size and compatibility: Ensure that the lock you choose is the correct size and compatible with your door's thickness and type.

5. Certification: Look for locks that have been tested and certified by reputable organizations such as ANSI or BHMA. This ensures that the lock meets industry standards for quality and performance.

6. Warranty: Check if the lock comes with a warranty to provide peace of mind and protection against any defects or issues.

By considering these features, you can make an informed decision and choose the best 40h mortise lock that meets your security and functionality requirements.

What is the average price range for the best 40h mortise locks?

The average price range for the best 40H mortise locks can vary depending on the brand, features, and quality of the lock. Generally, you can expect to find these locks priced between $100 to $300. However, it is important to note that prices can go higher or lower depending on factors such as the level of security provided, the type of finish, and additional features like keyless entry or smart capabilities. It is recommended to research and compare different brands and models to find the best value for your specific needs. Additionally, it is advisable to consider professional installation costs, as this may be an additional expense to factor into your budget.

What is the recommended installation process for the best 40h mortise lock?

The recommended installation process for a 40H mortise lock involves a few key steps to ensure proper functionality and security. Here is a general guideline to follow:

1. Prepare the door: Start by ensuring that the door is properly aligned and in good condition. Remove any existing hardware and clean the door surface.

2. Mark the door: Measure and mark the desired height for the lock installation. Use a template provided with the lock to mark the location of the lock body, latch, and strike plate.

3. Prepare the mortise pocket: Use a chisel and hammer to create a mortise pocket for the lock body. Follow the manufacturer's instructions for the specific dimensions and depth required for the lock.

4. Install the lock body: Insert the lock body into the mortise pocket, making sure it sits flush with the door surface. Secure it in place using the provided screws.

5. Install the latch and strike plate: Attach the latch to the edge of the door and align it with the lock body. Install the strike plate on the door jamb, ensuring proper alignment with the latch.

6. Test the lock: Check that the lock operates smoothly and securely. Make any necessary adjustments to ensure proper alignment and functionality.

It is important to note that these are general guidelines, and it is always recommended to refer to the specific installation instructions provided by the manufacturer of the 40H mortise lock.