Best Mailbox Locks in 2022
First and foremost, consider the type of mailbox lock you need. There are several different types of locks available, including keyed locks, combination locks, and digital locks. Keyed locks are the most common type, and they offer a certain level of security. Combination locks are perfect for those who don’t want to carry a key around. Digital locks are the most secure, as they can be set to open only with a unique code that you can easily change whenever necessary.
Once you’ve decided on the type of lock you need, the next step is to determine the size of the lock you need. Depending on the size of your mailbox, you’ll need to make sure that the lock is big enough to fit securely around the box. If it’s too small, it won’t provide much protection.
Finally, consider the level of security you need. If you’re looking for maximum protection, then you’ll want to invest in a lock with the highest security rating available. This will ensure that your mail is as safe as possible.
By following these tips, you’ll be able to find the best mailbox lock to meet your needs. With the right lock in place, you’ll be able to keep your mail safe from thieves, vandals, and other potential threats.
1. Prime-Line MP4532 9-Cam, Hl1 Keyway, Mail Box Lock, Clockwise Rotation, Pack of 1

Informations:
Face plated in nickel
steel spring locking clip
building with die casts
rotating clockwise
can do away with storing individual locks#
Review:
2. Prime-Line Products S 4531 National Keyway Mail Box Lock with 9 Cams and 5 Pin

Informations:
steel spring locking clip
can do away with storing individual locks
made using brass pins
Face plated in nickel
building with die casts#
Review:
3. Prime-Line S 4140 Mailbox Lock – Replacement, Multipurpose Mailbox Lock for Several Brands – Nickel Finish, ILCO 1003M Keyway, Opens Counter-Clockwise with 90º Rotation

Informations:
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4. Arlington EB1212-1 Electronic Equipment Enclosure Box, 12" x 12" x 4", Non-Metallic, 1-Pack

Informations:
on the top and bottom of the enclosure box are convenient 1/2-inch and 3/4-inch knockouts.
Non-metallic enclosure boxes are used to safeguard security and backup power systems in a dust-free environment.
Front door has a knockout that fits a cam-lock, and enclosure accommodates an optional key-lock (model: EBL1-1)
Lockable enclosure boxes have a latch that accepts a padlock.
In a clean environment, enclosure boxes safeguard and secure power backups and security equipment.
Dimensions: 12; made of robust, UV-rated non-metallic material "x 12" x 4"
Dimensions: 12" x 12" x 4", heavy-duty, UV-rated non-metallic material"#
Review:
5. Arlington Industries EB1212BP-1 Electronic Equipment Enclosure Box with Back plate, 12 x 12 x 4-Inch, Non-Metallic, 1-Pack

Informations:
USE - Protect power boxes, security tools, and other items in a clean environment.
Sliding Type: 1/4" or 5/16" Lap; Style: Horizontal; Dimensions: Height 4.934" x Width 7.186" x Weight 1.21 lbs/each; Specifications
EASY TO MAINTAIN - By using a back plate, a technician can still add components to the plate after the enclosure box has been installed. Removing the plate makes it simple to do maintenance tasks like battery changes.
HIGH QUALITY - When placed with a hinge on top, complies with NEMA 3R specifications for outdoor use. plastic that is textured, UV-rated, and paintable.
WEATHERPROOF - Complies with the NEC and CEC's requirements for weatherproofness while in use.#
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6. Arlington EB1111-1 Electronic Equipment Enclosure Box, 11" x 11" x 3.5", Non-Metallic, 1-Pack

Informations:
In a clean environment, enclosure boxes safeguard and secure power backups and security equipment.
Non-metallic enclosure boxes are used to safeguard security and backup power systems in a dust-free environment.
Lockable enclosure boxes have a latch that accepts a padlock.
on the top and bottom of the enclosure box are convenient 1/2-inch and 3/4-inch knockouts.
Dimensions: 11; made of robust, UV-rated non-metallic material "x 11" x 3.5"
Dimensions: 11" x 11" x 3.5", made of heavy-duty, UV-rated non-metallic material."
Front door has a knockout that fits a cam-lock, and enclosure accepts an optional key-lock.#
Review:
7. Prime-Line U 9940 Mailbox Lock – Replacement, Multipurpose Mailbox Lock for Several Brands – Brass Finish, ILCO 1003M Keyway, Opens Counter-Clockwise with 90º Rotation

Informations:
Review:
8. Prime-Line S 4573 Mailbox Lock – Replace Damaged or Missing Mailbox Locks, 90 Degree Rotation, Opens Counter-Clockwise, National Keyway, Nickel Finish

Informations:
Use this mailbox lock to quickly and simply repair damaged or absent mailbox locks. REPLACEMENT PART. It opens in the other direction and rotates 90 degrees.
The American, Florence, Miami-Carey, Bommer, and Auth locks are just a few of the original manufacturer's locks that this mailbox lock may replace. It measures 9/32" long, 1-3/32" wide, 5/16" deep when locked, and 15/16" tall.
This mailbox lock is sturdy and long-lasting thanks to its diecast cylinder construction, brass pins, and nickel plated face.
A spring steel locking clip, a threaded body, and a nut for an optional cam attachment are all included with this mailbox lock.
EASY INSTALLATION - All the parts are included, and installation is quick and simple! It's a fantastic weekend DIY undertaking.#
Review:
9. Defender Security S 4125 Mail Box Lock, Counter Clockwise Rotation, 5 Pin, Nickel Plated, Pack of 1

Informations:
position of the left-locking cam
a five-pin tumbler lock
rotating counterclockwise
2 keys are included.
replacement for gang boxes of the Bommer brand#
Review:
Matt Grabowsky
My name is Matt Grabowsky and for over two decades I have been observing technological and social trends, talking about them and explaining them in an accessible way.