Best Left Mortise Locks of 2026

Corey Phillips Avatar
Corey Phillips
Last Updated: 4 Feb 2026

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Left mortise locks are a type of door lock that are commonly used in residential and commercial buildings. These locks are designed to be installed into the edge of a door and provide a high level of security. They are operated by turning a key or using a thumb turn, which engages the lock mechanism and prevents the door from being opened. Left mortise locks are available in a variety of styles and finishes to match the decor of any building. They are an essential component of any secure door system and are highly recommended for those looking for a reliable and robust locking solution.

At a Glance: Our Top Picks

KOTARBAU - Mortise Lock 72/55mm DIN Left Profile Cylinder Door Lock Cover #TOP 1
KOTARBAU - Mortise Lock 72/55mm DIN Left Profile Cylinder Door Lock
ftb score rating icon 9.8
KOTARBAU® Mortise Lock 72/45 mm Cover #TOP 2
KOTARBAU® Mortise Lock 72/45 mm
ftb score rating icon 9.7
KOTARBAU 72/34 BB Mortice Lock Cover #TOP 3
KOTARBAU 72/34 BB Mortice Lock
ftb score rating icon 9.5

Top 10 Left Mortise Locks

#TOP 1

KOTARBAU - Mortise Lock 72/55mm DIN Left Profile Cylinder Door Lock

5907465900416
Silver
72 / 55mm
KOTARBAU - Mortise Lock 72/55mm DIN Left Profile Cylinder Door Lock Cover
KOTARBAU - Mortise Lock 72/55mm DIN (German Standard) Left Profile Cylinder Door Lock with Backplate Galvanized Steel Rustproof, for Interior, Garden Gate, Front Door, Silver

Features
SECURITY – The KOTARBAU Mortise Lock Offers Top Quality And Protection Against Accidental Openings And Burglary. Its Sturdy Construction Ensures 100% Security For You And Your Family.
VERSATILITY – The KOTARBAU Mortise Lock Is Suitable For Use In Both Households And Industrial Settings. Our Mortise Lock Is Ideal For Garden Gates, Garage Doors, As Well As Front Doors, Room Doors, And Entrance Doors.
TECHNICAL DATA - Spindle Size: 55mm; Distance: 72mm; Height: 98mm; Total Length: 235mm; Depth: 86mm; Width: 20mm; Faceplate Thickness: 3mm; Square Pin: 8mm; Version: PZ; Material: Steel; Surface: Galvanized; Color: Silver; Includes Backplate And Mounting Screws; Weight: 567g
DURABILITY – The Garden Gate Lock Is Made From Galvanized Steel. High-Quality Materials Ensure Resistance To External Factors Like Rain. The Top-Quality Construction Protects The Lock From Damage, Guaranteeing A Long Lifespan.
BRAND CREDIBILITY – KOTARBAU Is A Trusted European Brand Known For Quality, Safety, And Precision. We Work With Both Large And Small Companies, Offering Products Tested For Industrial And Private Use. With Years Of Experience, We Lead In Manufacturing Craft Components.
#TOP 2

KOTARBAU® Mortise Lock 72/45 mm

5907465972185
Gold
72/45 mm
KOTARBAU® Mortise Lock 72/45 mm Cover
KOTARBAU® Mortise Lock 72/45 mm for Interior Doors Universal PZ

Features
Use - With The KOTARBAU Room Door Lock, You Can Reliably Protect Your Interior From Unauthorised People. It Is Designed For Interior Doors Made Of Wood, MDF And Steel. The Lock Is Available In Three Designs: Deadlock, Profile Cylinder And Toilet.
Functionality - The KOTARBAU Door Lock Is A Classic Mounting Element Designed For Attaching To The Door Leaf. Using The Lock Provides A Sense Of Comfort And Security For Your Daily Activities.
Universal - The Installation Of The KOTARBAU Inner Door Lock Requires Little Effort And Is Suitable For Both Left And Right Door Wings. The Mortise Lock Is Reversible And The Side Change Is Done By Pulling Out And Turning The Trap.
Technical Data: Profile Cylinder Lock PZ – Spacing: 72 Mm, Backset: 45 Mm, Shutter Length: 150 Mm, Face Width: 20 Mm, Box Depth: 75 Mm, Box Height: 109 Mm, Counter Plate Length: 100 Mm, Counter Plate Width: 31 Mm, Latch Change Left And Right, Material: Powder-Coated Steel, Weight: 307. G G
Brand Credibility - KOTARBAU Is A Europe-Recognised Brand And Stands For Quality, Safety But Above All For Precision. Kotarbau Has Been Working With Many Large And Small Companies For Years. All Kotarbau Items Are Checked Several Times And Are Suitable For Use In Industry As Well As For Private Use.

KOTARBAU 72/34 BB Mortice Lock

5907465905718
Black/Silver
72 / 34
KOTARBAU 72/34 BB Mortice Lock Cover
KOTARBAU Mortice Lock 72/34 BB Counterplate Galvanised Left/Right Tubular Frame Lock Door Lock Indoor/Outdoor Security Lock (Left) Black/Silver

The KOTARBAU Mortice Lock offers excellent safety due to its high-quality construction, ensuring stability and security for your home. Its universal design means it fits all types of doors, making installation quick and hassle-free. The robust weatherproof material is resistant to external factors, providing peace of mind against weather damage and attempted burglary. With the credibility of a respected European brand, you can trust this lock for both industrial and private use, enhancing the security of your everyday life.

What We Like
High-quality construction
Universal design for easy installation
Weatherproof and robust material
Trusted European brand
#TOP 4

Amig Mortise Lock with Reversible Handle

101 BASE
Black/White
50/85
Amig Mortise Lock with Reversible Handle Cover
Amig - Mortise Lock with Bolts for Wooden Doors Mod. 101 Base | 50/85 mm | Without Cylinder and Safety Shield | Reversible Handle | Steel Finish in Black

The Amig Mortise Lock is designed for wooden doors, featuring a round edge lock with a reversible handle and four locking bolts for enhanced security. This means you can install it on either right or left-hand doors, offering flexibility for your home or business. Made from highly corrosion-resistant steel, it ensures durability and long-lasting performance. Additionally, the lock comes with chipboard screws for easy installation, making it a convenient choice for securing entrance doors in apartments, restaurants, or shops.

What We Like
Reversible handle for versatile installation
Durable corrosion-resistant steel
Includes screws for easy installation
Suitable for various entrance doors
#TOP 5

KeyMet ZW 100 Mortice Door Lock, High Durability

f8932a9e-4da3-4cc8-9abc-d95957c4ac85
Silver
90/50
KeyMet ZW 100 Mortice Door Lock, High Durability Cover
KeyMet ZW 100 Mortice Door Lock, 1 x Round Cuff, 90/50 Left/Right Inlet Lock for Cylinder, Indoor and Outdoor Use, High Durability - 50,000 Cycles

The KeyMet ZW 100 Lock is designed for both indoor and outdoor use, offering excellent versatility. With its reversible trap head, you can easily install it on either the left or right side of the door, making it convenient for various setups. The lock boasts a remarkable durability rating of 50,000 cycles, ensuring long-lasting performance. Additionally, its robust riveted sheet steel front adds to its strength, providing you with peace of mind regarding security.

What We Like
High durability for long use
Reversible for flexible installation
Robust steel construction
Universal lock direction change
#TOP 6

KOTARBAU Mortise Lock 72/34 BB Counter Plate Galvanised Left/Right Tubular Frame Lock Indoor/Outdoor Security Lock

RW-V9ZM-1AG9
Black/Silver
72 / 34
KOTARBAU Mortise Lock 72/34 BB Counter Plate Galvanised Left/Right Tubular Frame Lock Indoor/Outdoor Security Lock Cover
KOTARBAU Mortise Lock 72/34 BB Counter Plate Galvanised Left/Right Tubular Frame Lock Indoor/Outdoor Security Lock (Right)

Features
Universal - Suitable For All Door Types, Assembly Is Quick And Clean. The Assembly Requires No Great Effort And Previous Knowledge And Is Suitable For Left And Right Wings. Our Mortice Lock Is Suitable For Everyday Use, Does Not Wear Out And Does Not Rust.
Safety – Thanks To The High-Quality And Precise Workmanship, The Lock Is Stable And Solid. With Proper Installation And Attachment, The Door Lock Gives You Safety And Well-Being In Everyday Life.
Technical Data: Backset: 34 Mm, Cuff Length: 220 Mm, Cuff Width: 20 Mm, Depth: 51 Mm, Square: 8 Mm, Distance Between The Centre Of The Handle And The Keyhole: 72 Mm, Weight: 434 G
Robustness – The Weatherproof Material Is Resistant To External Factors Such As : Weather And Burglary. The Steel Is Precisely And Professionally Processed, Therefore Also Very Robust.
Brand Credibility - KOTARBAU Is A Europe-Wide Recognised Brand And Stands For Quality, Safety But Above All For Precision. Kotarbau Has Been Working With Many Large And Small Companies For Years. All Kotarbau Items Are Checked Several Times And Are Suitable For Use In Industry As Well As For Private Use. Thanks To Our Many Years Of Experience, We Are The Frontrunner In The Production Of Artisanal Parts.

ABUS Mortise Lock for Apartment Doors

61726
Silver
24mm
ABUS Mortise Lock for Apartment Doors Cover
ABUS Mortise Lock Silver 24mm 61726

The ABUS Mortise Lock is designed specifically for apartment closing doors, providing you with enhanced security. With its metal latch and latch mechanism, you can trust that your door will remain securely closed. It complies with DIN 18251-1 standards, ensuring reliability and quality. When you close the door, the trap operates while the latch is activated using the door cylinder, offering you a convenient way to secure your home. Additionally, it is available in both DIN left and DIN right versions to suit your needs.

What We Like
Secure for apartment doors
Durable metal construction
Complies with industry standards
Easy operation with door cylinder
Available in two versions
#TOP 8

Stainless Steel Mortice Sash Lock

Funnytek
ZY-FN-250320A5
Silver
35MM Backset
Stainless Steel Mortice Sash Lock Cover
Stainless Steel Mortice Sash Lock, 85MM Center 35MM Backset Door Lock for Internal and External Doors, Satin Nickel Frame Mortice Deadlock for Home and Workplace

Features
[Rotate Lock Design] The Direction Of The Lock Tongue Can Be Changed. Latches Can Be Switched With 360° Flexibility, Whether You Want To Open The Door With Your Left Or Right Hand
[Stainless Steel And Zinc Alloy Material] This Mortise Lock Is Made Of Stainless Steel And Zinc Alloy, Surface Brushing Treatment, Durable And Not Easy To Damagewhich Has Good Resistance To Corrosion And Abrasion And Can Adapt To A Variety Of Indoor And Outdoor Environments
[Pristine Finish] Mortise Locks Satin Nickel Colour Is Matchable And Durable, Compact Size And Simple Form, Which Can Be Adapted To Different Door Types, Making It Easy To Match With A Variety Of Door Decorations, As Well As Convenient For Users To Install And Replace
[High Security] The Insert Lock Body Uses A Special U-Shaped Lock Tongue, When The Lock Tongue Is Inserted Into The Door Frame In The Lock Eye, Can Form A Non-Pickable State, Thus Effectively Preventing The Prying Of The Door Into The Room, Enhancing The Security Of The Lock
[Application] This Stainless Steel Mortise Lock Is Suitable For A Variety Of Scenes, Including Interior Doors, Exterior Doors, Office Doors And So On, And Also Suitable For Both Left And Right Handed Doors
#TOP 9

Amig - Mortise Lock for Wooden Doors

Silver Matte
Amig - Mortise Lock for Wooden Doors Cover
Amig - Mortise Lock for Wooden Doors - with Locking Palette - Front and Bracket in Round Edge - 50mm Entry - Reversible Lever - Steel - Matte Silver - 230mm

Features
DETAILS: Measurements: 230mm X 20mm. Distance Between Handle Nut (7 Mm Square) And Cylinder Housing: 70 Mm. Inlet:50mm The Clasp Is Made Of Steel, A Material Of Long Service Life, Which Stands Out For Its Hardness And Tensile Strength.
MORTISE LOCK: Mortise Lock For Wooden Doors With Locking Pallet And Round Edge. Matte Chrome Finish Reversible Front, Bracket And Handle Does Not Include Keys, Cylinder Or Security Shield.
USES: This Lock Designed For Wood Carpentry Is Perfect For Placing Doors In Homes, Premises Or Shops.
INSTALLATION: This Heavy Duty Lock Is Designed To Be Fitted Inside The Side Of A Door. Thanks To Its Reversible Handle, It Allows Installation On Both Right And Left Hand Doors. Includes Lag Screws For Installation.
COMMITMENT: With Nearly 10,000 Products Available, AMIG Has More Than 80 Years Manufacturing And Distributing Locksmith Products, DIY, Hardware, Hardware, Gardening, Household And Household Appliances, Electricity, Professional Line And Occupational Protection And Safety. All Of The Highest Quality And Reliability.
#TOP 10

Walker Locksmiths Mortise Lock Key Turner Tool

okoium
Silver
Walker Locksmiths Mortise Lock Key Turner Tool Cover
Walker Locksmiths Mortise Lock Key Turner Silver

The Walker Mortise Lock Key Turner is designed for convenience and efficiency. This tool allows you to turn keys effortlessly, whether they are positioned left or right inside the back of the door. Its compatibility with both left and right-handed configurations makes it versatile for any user. As a tool commonly used by locksmiths, it offers a professional standard that ensures reliability in operation. You will find that this product enhances your ability to manage mortise locks with ease.

What We Like
Easy to use
Versatile for left and right
Professional quality
Ideal for locksmiths
Buying Guide Image
Editor's Notes

During our left mortise lock research, we found 109 left mortise lock products and shortlisted 10 quality products. We collected and analyzed 5,622 customer reviews through our big data system to write the left mortise locks list. We found that most customers choose left mortise locks with an average price of £18.28.

The left mortise locks are available for purchase. We have researched hundreds of brands and picked the top brands of left mortise locks, including KOTARBAU, Amig, KeyMet, ABUS, Funnytek.

Written by
Corey Phillips Avatar

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.