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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.

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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)

  • 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.

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

  • 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

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

  • 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

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

  • 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

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

  • 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.

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)

  • 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.

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)

  • 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

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

  • 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

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

  • 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

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

  • 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

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

  • 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

700TVL Outdoor Day/Night Dome Camera - White

  • 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

700TVL Outdoor Day/Night Dome Camera - Gray

  • 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

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

  • 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

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

  • Used to replace most residential interior and exterior strikes
  • 2-1/4 inch overall height
  • Mounting holes are 1-5/8 inch on center

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)

  • 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

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)

  • 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

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