The 10 Best Door Knob Locks, 2023 Review and Comparison Guide
About Door Knob Locks
The door knob locks provide the perfect level of security for any door. The locks are made with a durable metal that is resistant to rust and corrosion. The locks come in a variety of styles and finishes to match any decor. The locks feature a deadbolt design that is easy to install and use. The locks have an adjustable tension knob that allows you to adjust the tension of the lock to your desired level. The locks are equipped with a keyed cylinder and a keyed deadbolt for added security. The locks also have a pick-proof design to help protect against lock picking and other forms of unauthorized entry. With the door knob locks, you can rest assured that your door is secure and protected.
1#. BESTTEN Keyed Entry Door Knob with Lock, Interior and Exterior Door Lock, Standard Ball, Satin Nickel
Features
Reminder: The machine screws come preinstalled in the handle. Please remove them before installation
Locks purchased separately will be keyed different. Includes 3 keys per set
All metal construction with satin nickel finish
Adjustable latch 2-3/8’’ – 2-3/4’’ (60-70mm) backset. Door thickness from 1-3/8’’ to 1-3/4’’ (35-45mm)
3-year mechanical and finish warranty
2#. BESTTEN Keyed Entry Door Knob with Lock, Interior and Exterior Door Lock, Standard Ball, Satin Nickel
Features
Reminder: The machine screws come preinstalled in the handle. Please remove them before installation
Locks purchased separately will be keyed different. Includes 3 keys per set
All metal construction with satin nickel finish
Adjustable latch 2-3/8’’ – 2-3/4’’ (60-70mm) backset. Door thickness from 1-3/8’’ to 1-3/4’’ (35-45mm)
3-year mechanical and finish warranty
3#. Defender Security EP 4180 Doorknob Lock-Out Device – Doorknob Lock w/ Key to Block Access to Keyhole, Removeable & Easy to Use, Fits Round Doorknobs with Max Diameter of 2-7/8”, Gray (Single Pack)
Features
DOORKNOB LOCK-OUT DEVICE – The Defender Security doorknob lock-out device can be placed directly over the doorknob to prevent access to the keyhole.
COVERS KEYHOLE – This doorknob security device is designed to keep the keyhole on the knob from being accessed, not the handle from being turned, effectively keeping other keyholders out.
REMOVABLE – The durable diecast cylinder is held in place with an O-ring and is removable when the device is unlocked and open. The cylinder cannot be removed when the device is closed and locked.
DIMENSIONS – This lock-out device can protect round doorknobs that have a max diameter of 2-7/16”. Note that the shaft cut-out is round in shape and measures 1-3/16 inch, so it may fit loosely over doorknobs with round, slender shafts.
APPLICATIONS – This lock-out device is often used in evictions, rentals, home sales, on job sites, in-home, in-office storage knobs and more. It can be used in any situation where you want to prevent others with keys from unlocking the doorknob.
NOTE – The keys may be inside the lock-out device during transportation
4#. Door Knob Lock-Out Device, Diecast Construction, Gray Painted Color
Features
PREVENT ACCESS TO KEYHOLE – This door knob lock-out device prevents turning of knob and access to keyhole, ensuring others with a key are not able to unlock the door. For use with keyholes in round door knobs of up to 2-7/16 in. outside diameter.
FOR RENTALS, EVICTIONS AND MORE – This lockout device is often used in evictions, rentals, home sales, job sites and in-home or office storage.
QUICK, EASY INSTALLATION – Installation is quick and easy – just place door knob lock-out device over the door knob, lock and go!
DURABLE CONSTRUCTION – With diecast construction and a gray painted finish, this lock-out device is built to last. Cylinder is held in place with an O-ring and is removable when device is open and unlocked. The cylinder cannot be removed when device is closed and locked.
PREVENTS – This lock out device is designed to prevent turning of knob and access to keyhole.
For all dimensional information please refer to the line art and compare to your needs before purchasing
5#. Amazon Basics Exterior Door Knob With Lock and Deadbolt, Classic, 4 count, Set of 2, Matte Black, 3.35″L x 2.56″W
Features
Brass body; steel internal structure
Adjustable latch from 2-3/8 – 2-3/4 inches (60-70mm)
Includes four (4) brass keyed alike keys, KW1 keyway, rounded steel faceplate and strike, and zinc alloy latch bolt
Detailed installation instructions included
Backed by an Amazon Basics 1-year limited warranty
Fit all doors 1-3/8” to 1-3/4” in thickness
Lock body assembling hole 2-18”(54mm) dia.
Latch assembling hole 1”(25mm) dia.
Includes repairs, parts, labor and Transport
COVERAGE: Plan starts on the date of purchase. Drops, spills and cracked screens due to normal use covered for portable products and power surges covered from day one. Malfunctions covered after the manufacturer’s warranty.
EASY CLAIMS PROCESS: File a claim anytime online. Most claims approved within minutes. We will send you an Amazon e-gift card for the purchase price of your covered product. In some cases, we will replace or repair it.
MORE DETAILS: Additional information about this protection plan is available within the “Product guides and documents” section. Simply click “User Guide” for more info. Asurion will also email your plan confirmation with Terms & Conditions to the address associated with your Amazon account within 24 hours of purchase (if you do not see this email, please check your spam folder).
6#. Copper Creek BK2040SS Ball Door Knob, Keyed Entry Function, 1 Pack, in Satin Stainless
Features
ANSI Grade-3 Security Keyed Entry Ball Knob
Steel Round Corner Adjustable Latch
Nickel plated bolts
Rich Satin Stainless Finish
7#. Child Safety Door Knob Cover (4 Pack) Hard-to-Remove Dual-Lock Door Handle Covers Locks for Kids – Reusable Baby Proof – Installs Easily, No Tools Needed
Features
For Your Kid’s Safety and Your Peace of Mind… Worried about your child getting locked in? Keep your little one safe by installing child proof door knobs. These babyproofing locks prevent kids from going in and out of rooms unsupervised.
Hard for Tiny Fingers to Take Apart … The Wappa Baby child safety door knob cover features a dual-lock system that adds a layer of protection to your babyproofing doorknob locks. Difficult to take apart unlike other safety knob covers.
Versatile Design Works with Any Doorknob… These white baby proof door knob covers come in a pack of 4. They are compatible with standard round doorknobs and blend well with almost any home décor. Install them in kitchens, bedrooms, baths, etc.
Robust Construction, Easy to Install… Made of durable BPA-free plastic, these kid proof door knob covers are tougher than most. The indestructible design allows you to reuse them multiple times. Installs in under 2 minutes—no tools required.
Easy to Use for Adults… Don’t let kids in on the secret. The toddler proof door knob cover has holes where you can access and turn door knobs without removing the cover. This clever feature lets you open and close doors the usual way.
8#. Copper Creek BK2040SS Ball Door Knob, Keyed Entry Function, 1 Pack, in Satin Stainless
Features
ANSI Grade-3 Security Keyed Entry Ball Knob
Steel Round Corner Adjustable Latch
Nickel plated bolts
Rich Satin Stainless Finish
9#. Amazon Basics Contemporary Round Deadbolt Door Lock, Single Cylinder, Matte Black
Features
Easy installation with Phillips head screwdriver.Note: Measure your door’s backset, cross bore and thickness to ensure you find the right fit.
Fully reversible lever; can be installed on both right-handed and left-handed doors
Fits all doors 1-3/8″ to 1-3/4″ in thickness
6-way adjustable latch to fit any 2-3/8″ or 2-3/4″ backset
Certified Grade-3 Security by ANSI/BHMA
