Defender Security

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When purchasing a product, price is the consumer's primary concern. At present, Defender Security has 32 products for sale. Defender Security products range in price from $2.12 to $350.03, and the average price of all the products is about $56.9.

We found that most of the Defender Security products are manufactured by Prime-Line and Prime-Line Products. The manufacturers provide Defender Security with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase Defender Security products on Amazon.com. The brand holds an average rating of 4.6, testifying to its excellent reputation.

Defender Security Best Sellers

Last Updated: Jan 12, 2025

Prime-Line U 11318 Swing Bar Door Guard With High Security Auxiliary Lock, Chrome Finish (Single Pack)

Door Latches & Bolts

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SWING BAR DOOR GUARD – The Defender Security U 11318 Swing Bar Door Guard, with a chrome finish, will increase peace of mind when answering the door by allowing the door to be cracked open slightly for viewing.

ADDITIONAL HOME SECURITY – Add security to your entry door and help prevent forced entry. When engaged, a ball on the keeper interlocks with the bar lock and prevents an intruder from pushing their way through.

THUMB TURN LOCK – The additional thumb turn security lock blocks the release tool from disengaging the door guard latch.

EASY INSTALLATION – Installation is quick and easy, and all fasteners are included – extra security and peace of mind can be achieved in just minutes!

EMERGENCY BREAKAWAY – In case of emergency, the thumb turn will breakaway with approximately 100 lbs. of force.

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Prime-Line U 11453 Steel Door Hole Cover Plate, Matte Black (Single Pack)

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MAINTAIN SECURITY – Use this hole filler plate to maintain security and privacy on entry doors where the knob latch or deadbolt hardware is no longer being used; this door plate has a 2-5/8 inch outside diameter and fits on doors up to 1-3/4 inch thick

CONCEAL HOLES – This door knob hole cover plate can cover holes from 1/2 inch in diameter up to 2-1/8 inch; the door hole filler plate covers up any holes that may allow for unwanted entry or invasion of privacy, and keeps doors looking great

EASY INSTALLATION – With only two fasteners to install, installation is quick and easy and the deadbolt hole cover can conceal most bores and holes

HEAVY DUTY – Made of heavy-duty gauge steel with a matte black finish, this deadbolt hole cover plate provides peace of mind and extra security; plus, the door hole cover is durable and made to last

PRIME-LINE GRADE – We specialize in repair and replacement hardware products for your home; Prime-Line's commitment to quality results in repairs that look as good as the initial install, making us the go-to solution for our loyal customers

NOTE - Please refer to the line art for dimensions and compare with your needs before ordering

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Defender Security U 9556 Lock and Door Reinforcer, 1-3/4 in, Brass

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ADDED SECURITY – Prevent forced entry by reinforcing the weak spot of an entry door with the non-recessed door lock reinforcer; use to reinforce and repair both metal and wood doors

BUILT TO LAST – Made of solid brass construction, the door lock reinforcement plate comes in a brass finish to fit over a single bore hole on your door

EASY INSTALLATION – All the necessary mounting hardware is included with the lock reinforcement plate for a quick and easy installation; the door reinforcer plate is pre-punched for mounting

DIMENSIONS – The door lock reinforcement plate is designed for 1-3/4 inch thick doors; it features one 2-1/8 inch bore with a 2-3/8 inch backset

NOTE - Please refer to the line art drawing for dimensions and compare to your needs before purchasing (Not Universal)

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Defender Security U 10386 Door Guard, Steel Chain Type, Satin Nickel, Pack of 180

Door Latches & Bolts

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Components of this heavy-duty chain door guard are constructed of diecast and steel materials

All components come in a beautiful, corrosion resistant, satin nickel plated finish

Designed for use on hinged entry doors that swing inward, into the dwelling

Features a strong, welded, steel chain

Easy to install with only a few simple tools

Please refer to the line art drawing for dimensions and compare with your needs before ordering

Defender Security Satin Nickel U 10827 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction Finish, 3" Limited Edition

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KEEP YOUR HOME SAFE - Designed to withstand 800 lbs. of force, this U 10827 satin nickel finish door reinforcement lock helps to prevent doors from being kicked in, increasing your home security and keeping you and your family safe!

EASY INSTALLATION - The included 3" hardened screws make installation a breeze - extra security and peace of mind can be achieved in just minutes. Length is 2 to 0.19 inch. Width is 1 to 0.38 inch.

ADDITIONAL HOME SECURITY - Use this high security door reinforcement lock for additional home security on any swing-in door of any door thickness. It helps to ensure any door cannot be opened from the outside.

CHILD-SAFE AND TAMPER-RESISTANT - This Defender Security door blocker by Prime-Line has a spring-loaded design that is both child-safe and tamper-resistant. It can be installed higher on the door where your children can't reach! Plus, not only can doors

WATCH THE VIDEO ON THIS PAGE for installation tips and operating instructions.Pull Projection:1 inch

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Prime-Line S 4181 Handle Lock-Out Device – Handle Lock with Key to Block Access to Keyhole, Removeable and Easy to Use, Fits Round Doorknobs with Max Diameter of 2-7/8 Inch (Single Pack)

Door Levers

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DOORKNOB LOCK-OUT DEVICE – The Defender Security doorknob lock-out device can be placed directly over the lever entry doorknob to block access to the keyhole. Note: Measure your door's handle diameter to ensure it will fit inside the lock-out device.

COVERS KEYHOLE – This doorknob security device is designed to keep the keyhole on the locked entry doorknob 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 for cleaning 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 rounded doorknobs that have a max diameter of 2-7/16 inch. Note that the shaft cut-out is circular in shape and measures 1-3/16 inch, so it may fit loosely over doorknobs with smaller diameter 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 is used in situations where you want to prevent other keyholders from accessing the keyhole to unlock

NOTE - Look for the keys inside the lock-out device as the may shift around during transportation

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Prime-Line U 9858 Sliding Patio Door Pin, 3/16 In. x 2-5/8 In., Steel Pin and Retaining Ring, Chrome Plated Finish (Single Pack)

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ADD ADDITIONAL SECURITY – The Defender Security U 9858 Sliding Patio Door Lock Pin is used as a secondary lock on sliding patio doors

PREVENTION – The patio lock helps prevent sliding or lifting of door

PIN LOCK – This pin lock includes a retaining ring which the pin engages when locked

DIMENSIONS – Pin is 2-5/8 inch long and has a 3/16 inch diameter

INCLUDED – Installation hardware and instructions are included

Prime-Line U 9568 Brass Lock and Door Reinforcement Plate for 1-3/8 In. Thick Doors, Antique Brass Finish (Single Pack)

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ADDED SECURITY – Prevent forced entry by reinforcing the weak spot of an entry door with the non-recessed door lock reinforcer; use to reinforce and repair both metal and wood doors

BUILT TO LAST – Made of solid brass, the door lock reinforcement plate comes in a beautiful antique brass finish to fit over a single bore hole on your door

EASY INSTALLATION – All the necessary mounting hardware is included with the lock reinforcement plate for a quick and easy installation; the door reinforcer plate is pre-punched for mounting

DIMENSIONS – The door lock reinforcement plate is designed for 1-3/8 inch thick doors; it features one 2-1/8 inch bore with a 2-3/8 inch backset

NOTE - Please refer to the line art drawing for dimensions and compare to your needs before purchasing (Not Universal)

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Prime-Line E 2516 Door Latch Strike Plate, Steel Construction, Classic Bronze Finish (2 Pack)

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Used to replace most residential interior and exterior strikes

2-1/4 inch overall height with mounting holes 1-5/8 inch on center

Steel construction with a classic bronze finish

All the necessary fasteners are included for a quick and easy installation

Please refer to the line art drawing for dimensions and compare with your needs before ordering. A Phillips head screwdriver is required for installation

82-20550 - 24" LED Wide Screen Security Monitor with BNC, VGA and HDMI Input

Security Monitors

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Price For: Each

Prime-Line U 9805 1-7/8 In., Aluminum Double Thumbscrew Sliding Door Lock (Single Pack)

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Use with metal-framed sliding doors and older style, metal-framed sliding windows

Note: These locks are for use on sliding patio doors and windows whose metal fins measure 1/4 inch or thinner

Each lock features a pair of counter thumb turn fasteners for adding a strong, sure hold

Heavy-duty cast-metal construction with tamper-resistant double thumb turn screws

This high security sliding patio door and window lock comes in aluminum finish

Hi Resolution Video to VGA Converter with BNC Loop-out by Defender Security

Video Converters

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This video scan converter is specially designed to facilitate the connection of standard LCD computer monitors to the composite video output of a surveillance DVR

In addition to the converter's VGA output, it also has a loop-out BNC composite video connection for a second composite spot monitor

Dual output: DB15 x 1 for VGA monitor and BNC x 1 for TV monitor

De-interlaced and scan rate conversion output mode: 640x 480, 800x600, 1024 x 768, up to 1280x1024@60Hz

On-screen display function: brightness, contrast, saturation, hue, sharpness, resolution

700TVL Outdoor Day/Night Dome Camera - White

Security Cameras Dome Security Cameras

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Rugged, outdoor rated, high-resolution turret dome style camera that sees up to 65ft at night with 24 on-board IR LEDs

This camera also features a 700TVL CMOS sensor with an integrated IR cut filter that renders excellent color-to-b&w transition

Aptina CMOS sensor designed for both low light and high dynamic range scene performance

3.6mm fixed lens and 24 IR LEDs with internal IR cut filter renders excellent color-to-b&w transition

.5Lux/0.0Lux (with IR LEDs on)

700TVL Outdoor Day/Night Dome Camera - Gray

Security Cameras Dome Security Cameras

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Rugged, outdoor rated, high-resolution turret dome style camera that sees up to 65ft at night with 24 on-board IR LEDs

his camera also features a 700TVL CMOS sensor with an integrated IR cut filter that renders excellent color-to-b&w transition

Aptina CMOS sensor designed for both low light and high dynamic range scene performance

3.6mm fixed lens and 24 IR LEDs with internal IR cut filter renders excellent color-to-b&w transition

.5Lux/0.0Lux (with IR LEDs on)

Prime-Line S 4780 21 In., White Painted Carbon Steel, Hinged 4-Bar Window Grill (Single Pack)

Window Locks & Latches

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Before installation please be sure to consult your local building code or fire department for specific codes related to installation

3 step quick relates feature for fast removal in emergencies

Inside frame mounting with quick release

White painted carbon steel construction

Designed to assist in preventing children from accidentally falling through open windows

Prime-Line E 2232 Standard Latch Strike, 1-5/8 In., Steel, Brass Plated Finish (2 Pack)

Cabinet Latches

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Used to replace most residential interior and exterior strikes

2-1/4 inch overall height

Mounting holes are 1-5/8 inch on center

Steel construction with a brass plated finish

1-7/16 inch width

Segal S 4752 Fixed Window Guard – Adjustable Child Safety Window Guard Prevents Accidental Falls, Tamper Resistant Screws Included, Non-Egress, White, 23-1/2 to 38 In. W x 15-1/4 In. H (Single Pack)

Window Locks & Latches

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SECURITY GRATE – Constructed of 0.048 inch thick, white carbon steel square tubing, this fixed window guard assists in preventing children from accidental falls through open windows; it features 3-7/8 inch bar spacing on center

NON-EGRESS WINDOW BARS – This non-egress fixed guard cannot be opened or quickly removed in case of emergency; for windows requiring emergency access capabilities, please use appropriate hinged version of these window guards

INSTALLATION – This window security bar features a fully adjustable telescoping width (prior to mounting) from 23-1/2 inch to 38 inch, and it comes complete with one-way, tamper-proof installation screws; designed for interior use only

MEETS BUILDING CODES – This window grille meets New York City and New Jersey's housing codes, and it was approved by the New York City Department of Health and Mental Hygiene, HDWG #04-09-2012

NOTE – Please refer to the line art drawing for all dimensional information and compare with your needs before purchasing

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Prime-Line E 2330 Mortise Keyed Lock Set with Satin Nickel Knob – Perfect for Replacing Broken Antique Lock Sets and More, Fits 1-3/8 In.-1-3/4 In. Interior Doors, Satin Nickel (5 Pack)

Door Knobs

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Instructions included to show how to make either left or right handed

Used for interior doors such as bedroom, bathrooms and other interior door

Made from case-hardened steel

Satin nickel plated trim plates and knobs

Ideal for interior doors that you want extra security on

Designed for doors that are 1-3/8 inch to 1-3/4 inch doors

A Phillips head screwdriver is required for installation

Please refer to the line art drawing for dimensions and compare with your needs before ordering

Defender Security FAQs

Is Defender Security Legit?

Yes, Defender Security is a legitmate brand on Amazon. After conducting a comprehensive analysis of 7,409 customer reviews for Defender Security products on Amazon, we have determined its average rating. With a strong performance and good quality, Defender Security has received an average rating of 4.6 from numerous buyers, indicating that Defender Security are trustworthy and live up to their claims. Therefore, it is safe to make purchases from Defender Security on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

How to find more Defender Security products?

If you're interested in Defender Security and want to find more Defender Security products, you can follow the steps below:

Go back to FindThisBest's homepage.
Type Defender Security in the search box and hit Enter to see the search results.
Find and click the correct Defender Security to go to the new page.
Select the products you want in the Defender Security buying guide, and take a glance at the prices and features of the products.
View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more Defender Security products.

How does findthisbest choose the top Defender Security products?

We analyze millions of Defender Security products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

How can I purchase Defender Security products via FindThisBest?

Go to the Defender Security page.
Select the product you want in the Defender Security buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product Prime-Line U 11318 Swing Bar Door Guard With High..., you can view it on Amazon page.
Place your order on Amazon.

Who are the manufacturers of the Defender Security products?

Most of the Defender Security products are produced by Prime-Line and Prime-Line Products. The manufacturers provide Defender Security with a steady supply of products, and they have a good cooperative relationship with each other.

What is the purpose of your brand guide?

Our mission is to provide you with the most up-to-date and objective information about the Defender Security products, helping you make more informed buying decisions. We recommend best choices of the products from the Defender Security brand, helping you make better shopping choices with less time and energy.

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