Top 10 Best lock for sliding door in 2026

Last Updated - 6/12/2026

🏆Best Choice

ZRFCXE

ZRFCXE Window Locks,4 Pack Sliding Window Locks with Key for Vertical & Horizontal Sliding Windows Doors,Easv to Install,Adjustable Security Window Lock for Patio Bedroom Home and Office (Black)

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•【MEASURE YOUR WINDOWS TRACK】: The window lock is apply for sliding windows, sliding doors and vertical windows.please measure your window track size height must be greater than 0.48inch (1.22cm) and width must be less than 0.61inch (1.55cm) before ordering window locks. window locks is equipped with a vertical key, which can be applied to the middle track of the window.
•【UPGRADE PROTECTION DESIGN】: Upgrade protection design,our each window lock has two fixing holes,secure it on the window track,which greatly enhance the holding power of the lock,use double hole locks on heavy windows/doors for added security. window locks are also equipped with protection pads to prevent scratches or damage to your window and improve stability.
•【WIDE USAGE】: It ensures your family members safety,can control the window partially open or closed,effectively reduce the risk of children and pets falling from high windows,by locking your windows, it can also protect your property against damage during heavy rains and hurricanes.This sliding window lock for home,bedroom, kindergarten, office,etc.
•【EASY TO INSTALL】: No additional installation tools or drilling required,3-step quick installation.step1,place the lock to a suitable position.Step2,Insert gasket protect window track from scratches.Step3,tighten the screws,done!you can easily fix the window lock at any part with the vertical key or hex keys,easy to reuse and re-install.
•【PACKAGE INCLUDES】: 4 Sets of window locks for sliding windows,including 4 PCS sliding window locks,4 PCS hex keys,4 PCS gaskets,1 PCS vertical key.Great thanks for choosing us and we care about the customer's purchase satisfaction.If you have any questions while using,just feel free to contact us,we will reply to you within 24 hours and surely offer you a satisfied solution.

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$9.98

$12.99

-23%

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PRIME-LINE

Prime-Line U 9819 Aluminum, Sliding Window Security Lock (4 Pack)

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•WINDOW LOCK – Use this lock to secure metal horizontal sliding windows in a closed or ventilating position
•SECURE – The thumb turn screw of this sliding window lock secures the lock in place
•INSTALLATION – Easily install this secondary lock with no tools required
•DIMENSIONS – The secure lock has a natural finish and can fit up to a 1/8 inch wide rail
•NOTE – Please refer to the line art drawing for dimensions and compare with your needs before purchasing (Not Universal)

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$3.81

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BurglaBar

Burglabar 2 Pack for Sliding Door Locks for Sliding Glass Doors & Windows, Child Proof

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Easy to Install: The Burglabar patio door lock is simple to install - no tools required - and its crystal-clear design easily blends in; This versatile child-proof door lock can be used as additional an sliding door security bar or a sliding window lock. Before you order measure the space between your sliding doors and windows. There should be a clearance of 3/8" or 9mm between the sliding door frame and the glass of the fixed door. If you have this clearance, then go ahead and order the Burglabars and carefully read the instructions before doing the installation.

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$11.95

$15.95

-25%

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Sdgina

Sliding Door Security Lock - Sliding Patio Door Lock for Glass Doors, Child Safety Foot Locks, Lock Size 2.5 Inch Length, 1.5 Inch Width

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Measuring your doors before ordering. The sliding glass door lock only design to work on sliding windows or doors with frame width NO LESS than 2 inch !!!
•Addtional Extra Security to Your Home. This sliding door lock designed to offer additional home security from a patio door or sliding window, provide peace of mind at night to keep everyone safe in side, use this when you leave home when you travel, also peace of mind for when you are gone
•Security and Safety for Kids. Our security door lock is great to put on sliding door that leads to the pool, and vinyl sliding glass patio door, no more worrying about if the little ones open the door run outside, and head for the pool when you weren't looking
•Easy to install and 2 Ways for Installation. You can put this lock on the top of door to prevent the toddlers opening the door by themselves. Add it on the bottom of sliding door or window, you can lock or unlock by your foot, so you no longer have a bend down to lock or unlock your patio door
•2 Positions to Lock. Our patio door lock designed 2 positions to lock your sliding glass door or window, so you can leave the patio door or sliding glass window slightly open and still lock it

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$15.99

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Defender Security

Prime-Line U 9809 Sliding Window Lock for Vinyl Windows – Easy Installation to Keep Windows Securely Closed – Diecast Construction, White (2 Pack)

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•NOTE: Not intended for a patio door, windows only.
•EACH PACK INCLUDES – (1) Adjustable jaw that fits all vinyl frame rail thicknesses from 1/16 inch up to 1/2 inch thick. "Vise like" grip holds securely and will not mar frame. Allows window to lock in ventilating position; cam style locking lever; no tools required. This is for Vinyl Windows only.
•SECURELY LOCK WINDOWS – These U 9809 sliding window locks for vinyl windows help keep them securely closed. The locks feature an adjustable jaw that has a “vise-like” grip, and they are capable of opening up to 1/2 inch wide.
•ADD EXTRA SECURITY – Use these sliding window locks to prevent unwanted intruders and avoid falling accidents –keeping your windows closed when you want them the most secure! Air and a breeze can get in, but not intruders.
•FOR USE ON MOST VINYL WINDOWS – These sliding window locks are for use on horizontal sliding windows and most vertical sliding (single hung) windows as a secondary window lock.
•PRODUCT INFO – These sliding window locks have a diecast construction with a white painted finish and can fit most vinyl frame rail thicknesses ranging from 1/16 inch to 1/2 inch.

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$9.59

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PRIME-LINE

Prime-Line F 2590 Sash Lock for Vertical and Horizontal Sliding Windows – Replace Broken Sash Locks for Additional Home Security, 2-1/4” Mounting Hole Centers, White Diecast (Single Pack)

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•WINDOW SASH LOCK – This window sash lock includes one cam-action latch with fasteners and can be used on a variety of aluminum-framed sliding windows. The lock does not use a separate keeper, instead, the latch engages into the fixed rail to lock the window.
•REPLACEMENT PART – Use this window sash lock to replace old or broken window locks to maintain security in your home.
•EASY INSTALLATION – Installation is quick and easy, and the sash lock can be used on vertical, single and double hung aluminum sliding windows. These locks will also fit some horizontal, aluminum-framed sliding windows.
•DURABLE – Made of diecast zinc with a white painted finish, this sash lock is strong, durable and made to last.
•SIZING - This sash lock has 2-1/4” mounting hole centers with a 3/8” latch projection that engages into the fixed rail of the top sash.
•3/8in. Latch projection
•Used on vertical and horizontal sliding windows
•Does not use a separate keeper
•2-1/4in. Hole spacing
•(1) Lock with screws

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$4.16

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PRIME-LINE

Prime-Line F 2607 Heavy Duty Diecast Spring-Loaded Sliding Window Latch and Pull (Single Pack), Black

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•All components constructed of a durable diecast material
•Components come finished in a corrosion resistant, zinc plated finish, to include installation fasteners
•Designed for use with horizontal sliding windows, particularly those installed in older recreational vehicles (RV)
•Features a right handed application
•Easy to install with only a few simple tools

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$9.41

$11.28

-17%

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Wocoe

Wocoe Black 90/180 Degree Flip Barn Door Lock, Protect Privacy - Security Door Latch, Gate Latches Hardware for Barn Door,Cabinet,Window,Bathroom,Garden,Sliding Door

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•【Upgraded Door Lock】— This innovative 90/180-degree barn door lock offers maximum flexibility and space-saving solutions. Its adjustable mounting angles make it perfect for a variety of settings, from family bedrooms and bathrooms to cabinets, gates, and sheds. Easy to install and use, it provides a sleek and functional upgrade for any door or gate. Upgrade your space with this versatile lock!
•【Stronger & Long-lasting Material】— The 90/180 Degree barn door lock is constructed of high quality aluminum alloy and coated with multi-layer coating covering the surface, which can effectively isolate oxygen in the air to be corrosion-resistant, ensuring Long-lasting and reliability, can be used for a long time.
•【Easy and fast installation】— The door latch is suitable for left or right installation, and installation at an angle of 90° and 180°. Simply fit the door latch lock to your door frame, mark the height and mounting holes and mount to your door jam with the supplied screws，Note: you need to pay attention to the distance of the rotation card, if the distance is wrong, it will not work properly.
•【Application】— The door latch are suitable for most door, It is suitable for bedroom, balcony, garage, window, barn, sliding door, kitchen, bathroom, cabinet, drawer, pet lock, etc. The barn door lock is a safety measure for your family, preventing unwanted entry and keeping children and pets safely inside.
•【Package List】— 1 * 90/180 Degree barn door lock,4 * Screws.

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$8.88

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PRIME-LINE

Prime-Line F 2596 Sash Lock for Vertical and Horizontal Sliding Windows – Replace Broken Sash Locks for Additional Home Security, 2-1/4” Mounting Hole Centers, Bronze Diecast (Single Pack)

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•WINDOW SASH LOCK – This window sash lock includes one cam-action latch with fasteners and can be used on a variety of aluminum-framed sliding windows. The lock does not use a separate keeper, instead, the latch engages into the fixed rail to lock the window.
•REPLACEMENT PART – Use this window sash lock to replace old or broken window locks to maintain security in your home.
•EASY INSTALLATION – Installation is quick and easy, and the sash lock can be used on vertical, single and double hung aluminum sliding windows. These locks will also fit some horizontal, aluminum-framed sliding windows.
•DURABLE – Made of diecast zinc with a bronze finish, this sash lock is strong, durable and made to last.
•SIZING - This sash lock has 2-1/4” mounting hole centers with a 3/8” latch projection that engages into the fixed rail of the top sash.

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$4.99

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PRIME-LINE

Prime-Line F 2572 Spring-Loaded Sliding Keller Window Latch and Pull, Aluminum (Single Pack)

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•All components come in a durable diecast construction
•Comes in a corrosion resistant, black painted finish to match and blend with other existing hardware
•Designed for use with horizontal sliding windows manufactured by window master series 216
•Features a spring loaded, self latching mechanism
•Easy to install with only a few simple tools

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$8.17

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