Home Security Systems - Page 3 - Blowout Sale! Save up to 60%


Blowout Sale! Up to 60% off on Home Security Systems at Defy Now, Page 3. Top brands include TekeyTBox, DSC, Safety Technology International, Inc., FIRE-LITE ALARMS, Dakota Alert, Aiphone, AG-Security, ERAY, WJLING, SIS E-Store, Mace, Rishon Enterprises Inc., Samsung SmartThings, Miles Kimball, & Skylink. Hurry! Limited time offers. Offers valid only while supplies last.



Wireless Intercom System (2018 Version), TekeyTBox 1800 Feet Long Range 10 Channel Digital FM Wireless Intercom System for Home and Office Walkie Talkie System for Outdoor Activitie(2 Stations Silver)
Wireless Intercom System (2018 Version), TekeyTBox 1800 Feet Long Range 10 Channel Digital FM Wireless Intercom System for Home and Office Walkie Talkie System for Outdoor Activitie(2 Stations Silver)
By TekeyTBox
In Stock
$119.99
$59.99
You Save: 50%

mpn: 43237-2, ean: 0608065551361,

4.2 out of 5 stars with 15 reviews
TekeyTBox Wireless Intercom System (2017 New Version) Features: 1.Long Rang: Effective distance Approx. 1800 feet(range will diminish based on walls, floors, etc). 2.Multi-Channel (10 channel): 10 channels will be provide to you for calling family or office members, delivering announcements, or emergency calls. It can be choose one to one communication or one to all simultaneously 3.Easy to set up and use, no installation requirement. 4.Frequency Range: 462.5875 - 467.7125 (MHz) Digital Code


Wireless Intercom System (New Version), TekeyTBox 1800 Feet Long Range 10 Channel Digital FM Wireless Intercom System for Home and Office Walkie Talkie System for Outdoor Activities(2 Stations White)
Wireless Intercom System (New Version), TekeyTBox 1800 Feet Long Range 10 Channel Digital FM Wireless Intercom System for Home and Office Walkie Talkie System for Outdoor Activities(2 Stations White)
By TekeyTBox
In Stock
$129.99
$69.99
You Save: 46%

ean: 0712195952070,

4.1 out of 5 stars with 18 reviews
TekeyTBox Wireless Intercom System (2017 New Version) Features: 1.Long Rang: Effective distance Approx. 1800 feet(range will diminish based on walls, floors, etc). 2.Multi-Channel (10 channel): 10 channels will be provide to you for calling family or office members, delivering announcements, or emergency calls. It can be choose one to one communication or one to all simultaneously 3.Easy to set up and use, no installation requirement. 4.Frequency Range: 462.5875 - 467.7125 (MHz) Digital Code


TYCO SAFETY PRODUCTS DSC PC4108 MAXSYS 8 zone hardwire zone expander.
TYCO SAFETY PRODUCTS DSC PC4108 MAXSYS 8 zone hardwire zone expander.
By DSC
SKU: #VEN14-DSCPC4108
In Stock
$89.33

sku: VEN14-DSCPC4108, mpn: PC4108,

4.2 out of 5 stars with 33 reviews
DSC PC4108 MAXSYS 8 zone hardwire zone expander.DSC PC4108.


Safety Technology International, Inc. STI-1210D Horn/Strobe Damage Stopper and Open Backbox with Conduit Knockout for Signal Units
Safety Technology International, Inc. STI-1210D Horn/Strobe Damage Stopper and Open Backbox with Conduit Knockout for Signal Units
By Safety Technology International, Inc.
In Stock
$62.00
$24.75
You Save: 60%

mpn: 1210D, ean: 0662950121046,

4.9 out of 5 stars with 148 reviews
Safety Technology International, Inc. - STI 1210D Horn/Strobe Damage Stopper and open back box with conduit knockout for signal units. This virtually indestructible Damage Stopper cover is molded of clear, thick UV-stabilized polycarbonate material is designed to stop vandalism or accidental damage. Slots in the door allow horn/alarm to be easily heard. Open back box with conduit knockout for mounting over exposed conduit. MEA Approved and UL listed to U.S. and Canadian safety standards. Allows


Fire-Lite BG-12L Dual Action Pull Station w/ Key Lock
Fire-Lite BG-12L Dual Action Pull Station w/ Key Lock
By FIRE-LITE ALARMS
SKU: #FL-BG12L-MUTEST
In Stock
$31.50
$25.26
You Save: 20%

sku: FL-BG12L-MUTEST, mpn: BG-12L, ean: 0783008104016,

4.4 out of 5 stars with 128 reviews
FLA BG-12L Dual action Lexan station, Red, terminal block, Key lock FIRE-LITE ALARMSDual Action. Key Lock Reset. Screw Terminals. Lexan Construction.


Safety Technology International, Inc. STI-9604 Steel Web Stopper, for Mini Smoke Detectors, Flush Mount, Protective Coated Steel Wire Guard
Safety Technology International, Inc. STI-9604 Steel Web Stopper, for Mini Smoke Detectors, Flush Mount, Protective Coated Steel Wire Guard
By Safety Technology International, Inc.
In Stock
$34.00
$26.65
You Save: 22%

mpn: STI-9604, ean: 0662950960409,

4.8 out of 5 stars with 99 reviews
Safety Technology International, Inc. - STI 9604 Steel Web Stopper for mini smoke detectors, flush mount. UL Listed protector for areas where abuse to smoke detectors is severe. STI borrowed from nature's master builder the spider to create a patented web of protection from vandalism and accidental damage with this UL Listed wire guard. Highly recommended for areas where smoke detectors may be vandalized or accidentally damaged. Extremely difficult to break. Constructed of heavy 9-gauge coated


Dakota Alert AD Wired Safety and Security Voice Dialer, White (AD-01-S)
Dakota Alert AD Wired Safety and Security Voice Dialer, White (AD-01-S)
By Dakota Alert
In Stock
$69.00
$63.29
You Save: 8%

mpn: AD-01-S, ean: 0891179000386,

4.9 out of 5 stars with 34 reviews
Dakota Alert is a small family run business that has roots deep in the South Dakota prairie.  Years ago, we were interested in being able to know when someone was driving up the lane.  This search has led us to produce several different types of driveway alarms to meet the needs of our customers.  Being raised in farm country has also taught us to respect our neighbors and treat them fairly.  This lesson also applies to our customers.  We intend to keep our customers satisfied by


Aiphone LE-D SURFACE AUDIO DOOR STATION
Aiphone LE-D SURFACE AUDIO DOOR STATION
By Aiphone
In Stock
$36.00
$20.00
You Save: 44%

mpn: LE-D, ean: 4968249124832,

4.9 out of 5 stars with 35 reviews
The Aiphone LE-D surface-mount door intercom works with the Aiphone LEF and LEM Series master intercoms (sold separately) to enable remote audio communication with visitors. The call button initiates a chime on the master intercom, indicating a visitor at the door. The intercom faceplate is weather-resistant black plastic and surface mounts to a single-gang box using the included mounting hardware. Housing dimensions are 120 x 88 x 29 mm/4-3/4 x 3-7/16 x 1-1/8 inches (H x W x D). (H is height,


Safety Technology International, Inc. STI-4100 Break Glass Stopper - Large Protective Cover for Unsupervised Areas
Safety Technology International, Inc. STI-4100 Break Glass Stopper - Large Protective Cover for Unsupervised Areas
By Safety Technology International, Inc.
In Stock
$53.02
$46.95
You Save: 11%

mpn: 4100, ean: 0662950410003,

4.5 out of 5 stars with 91 reviews
Safety Technology International, Inc. - STI 4100 Break Glass Stopper - Large protective cover for unsupervised areas. This fire marshal approved cover is designed for areas where a “break glass” cover is specified, such as unsupervised areas. Housing is molded of super tough UV-stabilized red polycarbonate. Consists of: mounting frame, one pane of single-strength clear glass, a glass-breaking bar and anchors for easy installation. Glass is easily replaced when broken (STI model SUB-10 may


AG-Security Home Security System Professional Wireless GSM Remote Control Intelligent LED Display Voice Prompt Wireless Burglar Alarm House Business Auto Dial Outdoor Siren
AG-Security Home Security System Professional Wireless GSM Remote Control Intelligent LED Display Voice Prompt Wireless Burglar Alarm House Business Auto Dial Outdoor Siren
By AG-Security
In Stock
$89.99

mpn: 1, ean: 0697691728520,

4.0 out of 5 stars with 66 reviews
Features: 1. 8 wired and 99 wireless defense zones 2. LCD screen with time clock display 3. Voice prompt for all operations 4. 3 groups of timely arm and disarm 5. Can store 6 phone numbers: when alarming, system will make alarm call to these numbers automatically 6. The main device can send text alarm to 2 preset phone numbers 7. With built-in digital voice device to give voice alarm or send alarm messages automatically. 8. 10-second manual message recording 9. Built-in artificial intelligent


ERAY Window Door Alarm, D2 Wireless DIY Home Kids Child Elder Security Burglar System Gate Alert Kit with 3 Door Sensor and 1 Remote Control - Battery Powered (Included)
ERAY Window Door Alarm, D2 Wireless DIY Home Kids Child Elder Security Burglar System Gate Alert Kit with 3 Door Sensor and 1 Remote Control - Battery Powered (Included)
By ERAY
In Stock
$29.99
$25.99
You Save: 13%

mpn: D2+3MC03B, ean: 0712809850822,

4.1 out of 5 stars with 34 reviews
Technical Parameters: ● Power Supply: 2 pcs 1.5V AAA Batteries (Included) ● Defense Zone: 4 zones, Max support 10 sensors per zone ● Defense Zone Mode: Normal and independent mode ● Working Voltage: 3.0V ● Static Current:PROFESSIONAL DOOR ALARM KIT: 1 standalone door alarm host, 3 window & door magnetic sensors and 1 remote control. With alarm/doorbell/ordinary/emergency 4 modes. Very convenient, you just use the remote to one-button disarm the system!. DIY SYSTEM FOR ALL


WJLING Motion Sensor Alarm, Wireless Driveway Alert, Home Security System Alarm with 1 Sensor and 2 Receiver -38 Chime Tunes - LED Indicators
WJLING Motion Sensor Alarm, Wireless Driveway Alert, Home Security System Alarm with 1 Sensor and 2 Receiver -38 Chime Tunes - LED Indicators
By WJLING
In Stock
$22.99

mpn: 158, ean: 0685748252951,

4.4 out of 5 stars with 43 reviews
Never worry about surprise visitors again with our Wireless Driveway Alert. This easy to use and set up, wireless Infrared Motion Sensor Door Bell Alarm includes 1 Receiver and 1 Sensor. Bright LED Indicators and a choice of 38 Chimes allow you to customize your alerts. Features: Includes wireless battery operated sensor and plug in receiver Just place the sensor at the entrance to your driveway and the receiver inside your home. It detects movements and sends a signal to the receiver from


Security Sign #102S Spanish 1 Commercial Grade Burglar ALARM System Deterrence Warning! Sign #102S Spanish Mounted on Aluminum Yard Stake with Safety Cap
Security Sign #102S Spanish 1 Commercial Grade Burglar ALARM System Deterrence Warning! Sign #102S Spanish Mounted on Aluminum Yard Stake with Safety Cap
By SIS E-Store
In Stock
$15.00
4.9 out of 5 stars with 71 reviews
Commercial Grade Security Sign Manufactured for us by America's Leading Security Signs and Decals Manufacturer. Decals are UV, Weather and Tamper Resistant. Increase & Enhance the deterrence and your security whether you have a system or notOUR SECURITY SYSTEM DETERENCE WARNING SIGNS & DECALS - OUTDOOR/INDOOR - 100% MADE IN THE U.S.A.. COMMERCIAL GRADE SUN UV, WEATHER & VANDAL RESISTANG. CRIME DETERRENCE WHETHER YOU HAVE A SECURITY SYSTEM OR NOT, MAKE THE BAD GUYS THINK YOU DO!. STUDIES HAVE


Mace Brand Apartment Safety Kit Featuring Jammer Door Brace, Window Alert Alarm, and Door & Window Guard
Mace Brand Apartment Safety Kit Featuring Jammer Door Brace, Window Alert Alarm, and Door & Window Guard
By Mace
In Stock
$24.99

mpn: WT03, ean: 0022188809473,

4.7 out of 5 stars with 95 reviews
If it isn't manufactured by Mace® Brand, it isn't Mace®. Look for the Mace® Brand seal so you know you're not buying an imitation.The Mace® Apartment Safety Kit is ready to use upon arrival and is easy to install. The Mace® Brand Apartment Safety Kit is made up of a Mace® Brand Jammer Door Brace, Mace® Brand Window Alert Alarm, and the Mace® Brand Door & Window Guard.Jammer Door Brace - This secondary locking device for doors provides an added measure of security to protect your home


Safety Technology International, Inc. STI-9105 Thermostat Protector with Key Lock - Clear Polycarbonate Protective Enclosure
Safety Technology International, Inc. STI-9105 Thermostat Protector with Key Lock - Clear Polycarbonate Protective Enclosure
By Safety Technology International, Inc.
In Stock
$27.00

mpn: STI-9105, ean: 0662950910503,

4.7 out of 5 stars with 138 reviews
Safety Technology International, Inc. - STI 9105 Thermostat Protector with key lock. Especially useful in public areas. Clear heavy-duty UV-stabilized polycarbonate protector helps stop vandalism, damage and tampering of small thermostats or energy sensors. This protective cover is ideal for areas where abuse is a problem: vandalism, accidental damage or costly annoying tampering by employees and others. Very easy to install. Includes a lock and key assembly for added protection against abuse.


Safety Technology International, Inc. STI-6550 Widebody Keypad Protector without Lock - Flush Mounted Clear Polycarbonate Enclosure
Safety Technology International, Inc. STI-6550 Widebody Keypad Protector without Lock - Flush Mounted Clear Polycarbonate Enclosure
By Safety Technology International, Inc.
In Stock
$44.00
$35.08
You Save: 20%

mpn: 6550, ean: 0662950655008,

4.1 out of 5 stars with 109 reviews
Safety Technology International, Inc. - STI 6550 Wide body Keypad Protector Without Lock - flush mounted clear polycarbonate enclosure. This clear, versatile, super tough cover helps prevent theft and vandalism to larger keypads, access controls, volume and lighting controls and similar devices. Protector is constructed of clear UV-stabilized polycarbonate and fits virtually all manual pull stations. Lock not included. A weather gasket (STI model 6552 sold separately) is available for wet


Burglabar 2 Pack
Burglabar 2 Pack
By Rishon Enterprises Inc.
In Stock
$11.95

mpn: RE 1002, ean: 0872246001062,

4.5 out of 5 stars with 22 reviews
Burglabar is a unique self-locking hinge type lock designed to offer additional security protection for Sliding Patio Doors and Sliding Windows.It installs in seconds and requires no tools. It is made from LEXAN which is a very strong transparent material using a special adhesive that bonds like a weld. Burglabar is the ideal affordable solution that provides you additional locking protection when you are home and for your possessions when you are away. Do the test: If your pinky fits between


Samsung SmartThings ADT Home Safety Expansion Pack
Samsung SmartThings ADT Home Safety Expansion Pack
By Samsung SmartThings
In Stock
$169.99
$79.99
You Save: 53%

mpn: F-ADT-FR-EXP-1, ean: 0856418004785,

4.1 out of 5 stars with 41 reviews
Add smoke, carbon monoxide, and water leak protection to your ADT Home Security Starter Kit, and initiate optional ADT professional monitoring services, receive alerts, or set connected devices to turn on and off when smoke, carbon monoxide, or a water leak is detected in your home. Requires an ADT Security Hub (sold separately). Will not pair with the SmartThings Hub productAdd smoke, carbon monoxide, and water leak protection to your ADT Home Security Starter Kit. Know when there's smoke or


Door Security Bar
Door Security Bar
By Miles Kimball
In Stock
$15.00
$13.99
You Save: 7%

mpn: 310603-0000003724, ean: 0840853112822,

4.5 out of 5 stars with 131 reviews
This strong door security bar wedges right under door handle so it can't be forced opened from the outside. Gives your family an added measure of security and, most importantly, peace of mind. Door security bar has metal tube with plastic. 33 5/8'' long, adjusts up to 38 7/8'' long.This strong metal bar wedges right under door handle so it can't be forced opened from the outside. Gives your family an added measure of security and, most importantly, peace of mind. Metal tube with plastic. 33





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