Smoke Detectors & Fire Alarms - Blowout Sale! Save up to 63%


Blowout Sale! Up to 63% off on Smoke Detectors & Fire Alarms at Defy Now. Top brands include First Alert, Lecoolife, Kidde, Fire Control Instruments (FCI), Universal Security Instruments, Wheelock, Ardwolf, First Alert / BRK Brands, Inc., Kiddie Safety, Dräger, COOWOO, & STI. Hurry! Limited time offers. Offers valid only while supplies last.



First Alert BRK Brands 9120B Hardwired Smoke Alarm with Battery Backup 4 Pack
By First Alert
In Stock
$42.85

mpn: 9120B, ean: 0634563686458,

4.2 out of 5 stars with 76 reviews
The 120V AC Smoke Alarm with Battery Backup is designed to install faster; perform better; and be even smarter than before. Ionization sensor. These improvements help reduce nuisance alarms and save you time and money. Uses 9V batteryfor Battery Back up.120V AC with battery backup. Side load battery drawer. Tamper resistant locking pins - Universal mounting bracket. Test/silence button. Latching alarm indication.


Lecoolife 2 Pack Smoke Detector Fire Alarm Built-in 10 Year Sealed Battery with Photoelectric Sensor
By Lecoolife
In Stock
$24.19

mpn: SD 01, ean: 0732755370922,

4.0 out of 5 stars with 72 reviews
10 YEARS BATTERY SMOKE DETECTOR ALARM A sealed CR123A lithium battery boasts high capacity, great stability, and a long lifespan up to 10 years, avoiding the hassle of frequently changing battery SUPERIOR ALARM PERFORMANCE Proven performance for detecting smoke from hidden and slow-burning fires; photoelectric sensor can also detect dangerous fast-burning fires that can cause extreme damages; powerful 85 dB alarm tone will sound through your entire home and instantly alert those in danger


Kidde AC Hardwired Wireless Interconnect Smoke Alarm RF-SM-ACDC
By Kidde
In Stock
$58.71
$51.99
You Save: 11%

mpn: RF-SM-AC, ean: 0047871260454,

4.6 out of 5 stars with 117 reviews
Kidde offers two wireless product options: a Battery Powered Smoke Alarm, and an AC Powered Smoke Alarm. These products enable you to customize your system based on your specific needs. Read below to see which Kidde wireless smoke alarms are best for your home. Kidde Wireless Smoke Alarms enable you to extend the coverage and protection of interconnected smoke alarms —without any need for additional wiring! This alarm uses ionization sensing technology. Ionization sensing alarms may detect


Kidde i12040 120v Ac/dc Smoke Alarm w/ Battery Back up Lot of 6 by KIDDE
By Kidde
In Stock
$59.99
$58.99
You Save: 2%

mpn: i12040, ean: 0785577933776,

4.0 out of 5 stars with 71 reviews
The Kidde i12040 is an AC/DC powered, ionization smoke alarm operating on a 120V power source with 9V battery backup. The Kiddie i2040 is an interconnected ionization smoke alarm that provides a dependable warning against potential fires through its ability to link up with other Kidde-compatible alarms. This means you'll be able to hear a single alarm no matter where you are in your home. The 120V, AC-powered alarm provides the earliest warning of smoke or fire threats, even during power


Fci Gamewell Honeywell Amm-2F Velociti Series Fire Alarm Addressable Monitor Module
By Fire Control Instruments (FCI)
In Stock
$70.95

mpn: AMM-2F, ean: 0783863027260,

4.7 out of 5 stars with 52 reviews
This module provides an address for any device or group of devices connected to this circuit on the signaling line circuit (SLC) of the Gamewell-FCI addressable series fire alarm control panel. Any initiating device with normally open (N.O.) dry contacts may be made addressable when connected to the AMM-2F moduleVelociti Series. Addressable monitor module is a single style B, Class B initiating device Circuit (IDC). 47KW end-of-line resistor.


Craftmade MDSCN111 4-In-1 Smart Alarm
By Universal Security Instruments
In Stock
$44.98

mpn: MDSCN111, ean: 6623545323911,

4.7 out of 5 stars with 149 reviews
The USI Electric MDSCN111 4-in-1 Universal Smoke-Sensing Technology Hardwired Smart Alarm provides quadruple the protection with a single installation. This alarm protects against fast-flaming fires, smoldering smoke, carbon monoxide and natural gas (or methane). Perfect for new or replacement installations, it responds 87% faster and provides superior protection. Other additional automatic features including a self-diagnostics check to ensure proper operation, a sensitivity adjustment for


Kidde i4618AC Firex Hardwire Ionization Smoke Detector with Battery Backup
By Kidde
In Stock
$14.75
$10.99
You Save: 25%

mpn: 21007581, ean: 0047871075812,

4.5 out of 5 stars with 137 reviews
Ac/dc direct wire smoke alarm with battery backup front access battery door simplifies changing batteries interconnect able with up to 18 Firex devices 85 decibel alarm model#: I4618AC.Firex smoke detector AC/DC. Brick-red Color | nonflammable | provides a fireproof acoustic seal. This is manufactured in China. Red LED flashes until reset for quick, clear identification of initiating smoke alarm in interconnected system. Visible low battery indicator helps locate chirping unit. Front loading


COOPER WHEELOCK RSS24MCWFR WHEELOCK MULTI-CANDELA STROBE
By Wheelock
In Stock
$49.50

mpn: RSS-24MCW-FR, ean: 0786697294006,

4.5 out of 5 stars with 140 reviews
Wheelock's new RS Strobes and RSS Series Non-Sync/ Sync Strobes offer low current draw and reduced inrush while maintaining their outstanding performance, reliability, and cost-effectiveness.Safety Alarm. Strobe Fire Alarm. 24 VDC. 15/30/75/110 CD. Wall Mount.


Ardwolf GS528A Battery-Powered Smoke and Fire Alarm with UL Listed
By Ardwolf
In Stock
$11.99

mpn: GS528A, ean: 6761342270363,

4.4 out of 5 stars with 45 reviews
Photoelectric Technology: Ardwolf smoke alarms with photoelectric technology which is optimized to detect slow smoldering fires which generate light smoke, little heat and may smolder for hours before bursting into flames.. Battery-Powered: This Fire detector is powered by one 9V battery(included), it will not be affected by power outage. When an intermittent ''chirp'' accompanied by a red LED flash every 32 seconds indicates a low battery.. 10 Years Life Time: UL Listed Battery-Powered, low


First Alert BRK ADF-12 BRK Smoke Alarm Adapter Plug for Firex Hardwire Smoke Alarms, Pack of 12
By First Alert / BRK Brands, Inc.
In Stock
$24.99
$19.95
You Save: 20%

mpn: ADF-12, ean: 0029054000040,

4.0 out of 5 stars with 126 reviews
First Alert ADF-12 BRK/Firex Smoke Alarm Adapter Plugs take the hassle out of replacing 120-volt hardwired Firex smoke alarms that are outdated or expired. Ideal for retrofitting, these convenient smoke alarm adapter plugs eliminate the need for rewiring when replacing an existing Firex detector with a BRK or First Alert alarm. Simply insert the three-pin male connector into your existing Firex ceiling plug, insert the female connector into your First Alert or BRK smoke alarm, and secure the


First Alert Smoke & Fire Alarm Slim Design 2 pack 10 year long-life sealed battery
By First Alert
In Stock
$34.39
$27.40
You Save: 20%

mpn: 43237-2, ean: 0029054012944,

4.6 out of 5 stars with 94 reviews
Maximum protection at its finest. The new slim design of the P1210 alarm adds an element of style to safety. Half the size of the standard alarm with all the protection needed to help keep what matters most safe and securePatented Smoke Entry System. Easy maintenace - sealed alarm lasts 10 years without battery replacement. New Slim Design - model P1210. Complies with National standards set by NFPA, HUD,and FHA.


Kidde i9080 Smoke Detector, 9V Battery Powered Ionization w/Safety Light (0918E)
By Kidde
In Stock
$12.50

mpn: i9080, ean: 0025417012859,

4.1 out of 5 stars with 140 reviews
The Kidde 21006379 Hardwired Smoke Alarm With Exit Light not only alerts you to fire, but it illuminates your home to guide your family to safety. This easy-to-install arm features a test button for ensuring the electronic circuitry is in order, a hush feature for temporary silence of nuisance alarms, and it comes with two 9V batteries for backup in case of an outage.   Additional Features Type: Hardwired Alarm Type: Smoke Use: Residential   About Kidde In the business for over 90 years,


Kiddie Safety i12010S 10-Year Hardwired Smoke Detector Interconnect 2-Pack
By Kiddie Safety
In Stock
$55.45

mpn: 21010407, ean: 0708705525667,

4.2 out of 5 stars with 37 reviews
The Kidde i12010S is an AC/DC powered, smoke alarm that operates on a 120V power source with sealed-in lithium battery backup. This alarm uses sensing technology. The sensing alarms may detect invisible fire particles (associated with flaming fires) sooner than photoelectric alarms. Photoelectric sensing alarms may detect visible particles (associated with smoldering fires) sooner than other alarms. Leading authorities recommend that both smoke alarms be installed to help insure maximum


Kidde i9070 Front Load Battery-Operated Ionization Sensor Smoke Alarm
By Kidde
SKU: #COUKID09769997
In Stock
$19.49
$16.21
You Save: 17%

sku: COUKID09769997, mpn: 976, ean: 0478710567296,

4.6 out of 5 stars with 112 reviews
Front load smoke alarm, ionization sensor, includes a hush feature, test/reset button, adjustable mounting bracket & front loading battery door, 9V battery included, comes along with a 5 year limited warranty, UL listed & user friendly, not available to members in Oregon or Vermont. This product adds a great value. Product is highly durable and very easy to use. This product is manufactured in china. Protect your family from the dangers of smoke and fire with the Kidde i9070 Front-Load


Draeger CH25301 Air Current Smoke Tube, Break-Off Tip, Glass
By Dräger
In Stock
$63.00

mpn: CH25301,

4.8 out of 5 stars with 110 reviews
Draeger CH25301 air current smoke tube made up of glass for use with accuro deluxe kit and 2000 series gas measurement system . Brand Name|Draeger Safety#MFR Part Number|CH25301#UNSPSC|46171613#Item|Air Current Smoke Tube#Suitable For Use With|Plastic Bulb#Specifications|Break-Off Tip#Material|GlassBrand Name|Draeger Safety#MFR Part Number|CH25301#UNSPSC|46171613#Item|Air Current Smoke Tube#Suitable For Use With|Plastic Bulb#Specifications|Break-Off Tip#Material|Glass.


USI Electric SS-901-LR 9-Volt Battery Operated Photoelectric Smoke and Fire Alarm
By Universal Security Instruments
In Stock
$12.50
$10.30
You Save: 18%

mpn: SS-901-LR-6P, ean: 0042741109017,

4.6 out of 5 stars with 129 reviews
The USI Electric SS-901-LR 9-Volt Battery Operated Photoelectric Smoke and Fire Alarm responds quickly to slow-smoldering fires to protect your family against deadly threats in the home. This alarm is operated by a heavy-duty, 9-volt battery so it’s fast and easy to install with no wiring required. All hardware is included to mount the round and flat plate that is designed for a quick installation. Ideal for replacement of existing smoke alarms, this alarm features a large mounting plate for


Photoelectric Smoke Detector & Alarm, Battery-Operated(Not Hardwired) Smoke and Fire Alarm/Detector with Test Button, Photoelectric Fire Dector/Alarm with UL Listed(9V Battery Included)
By COOWOO
In Stock
$29.99
$10.99
You Save: 63%

mpn: GS528A, ean: 0191094499167,

4.5 out of 5 stars with 53 reviews
Complete Home ProtectionWorking smoke alarms cut the risk of dying in a home fire by 50%, and that's important because a home fire starts every 83 seconds! The faster you know about a fire, the faster you can start moving your family outside. The COOWOO smoke alarm with test button allows you to test the unit's functionality. It features a low battery alert to remind you when to change the battery and has a missing battery guard to ensure that a battery is placed inside the alarm. The side


SAFETY TECHNOLOGY STI STI-3104 2"CONDUIT SPACER F/STOPPER2
By STI
In Stock
$40.97
$38.95
You Save: 5%

mpn: 3104, ean: 0662950310402,

4.6 out of 5 stars with 122 reviews
CONDUIT SPACER CLEAR, FOR 3/4 RIGID PIPE, INCLUDES STI 3004 GASKETSAFETY TECHNOLOGY STI STI-3104 2''CONDUIT SPACER F/STOPPER2.


2 Pack 10 Year Battery Operated Smoke Detector Fire Alarm with Photoelectric Sensor,Easy to Install with Test Button
By Lecoolife
In Stock
$23.99

mpn: GS528A,

4.7 out of 5 stars with 75 reviews
10-Year Battery Life The quality 9V lithium battery in the Smoke Detector ensures a lengthy battery life of up to 10 years. The extra-long lifespan of the device ensures you will get accurate warnings 24/7, without needing to worry about frequently replacing expired batteries. The alarm will sound whenever there is a smoke/fire hazard within the room. The thoughtful, hassle-free and time-saving design offers you 10 years of uninterrupted protection. Trustworthy Protection The alarm system


Kidde AC Hardwired Interconnect Smoke Alarm with Safety Light I12080
By Kidde
In Stock
$23.33
$17.50
You Save: 25%

mpn: 21026050, ean: 0047871260508,

4.8 out of 5 stars with 70 reviews
This alarm uses ionization sensing technology. Ionization sensing alarms may detect invisible fire particles (associated with flaming fires) sooner than photoelectric alarms. Photoelectric sensing alarms may detect visible particles (associated with smoldering fires) sooner than ionization alarms. Kidde strongly recommends that both ionization and photoelectric smoke alarms be installed to help insure maximum detection of the various types of fire that can occur within the home. The Kidde



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