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Household Sensors & Alarms - 142 - Page 4 - Blowout Sale! Save up to 87%


Blowout Sale! Up to 87% off on Household Sensors & Alarms at The Dead Bell, Page 4. Top brands include Kidde, First Alert, MSA, MTI, Macurco, Marine Technologies, Safe Home, Fibaro, Atwood, ABUS, & i-mesh-bean. Hurry! Limited time offers. Offers valid only while supplies last.



Kidde RF-SM-DC Wireless Interconnect Battery-Operated Smoke Alarm - Pack of 3
Kidde RF-SM-DC Wireless Interconnect Battery-Operated Smoke Alarm - Pack of 3
By Kidde
In Stock
$95.18
$95.17

mpn: Kidde-RF-SM-DC, ean: 0724744429629,

4.9 out of 5 stars with 48 reviews
What's in the Box One 0919-9999 smoke alarm with mounting bracket and mounting hardware, 3- AA batteries, a 10-year limited warranty and a bilingual user's manual. The Kidde 0919-9999 Battery-Operated Wireless Smoke Alarm allows for the easy instal...


First Alert 9120B Hardwired Smoke Alarm with Battery Backup 6 Pack
First Alert 9120B Hardwired Smoke Alarm with Battery Backup 6 Pack
By First Alert
In Stock
$70.99
$61.99
You Save: 13%

mpn: 9120B, ean: 0029054513014,

4.2 out of 5 stars with 15 reviews
Enhance your household's fire safety and enjoy greater peace of mind with the First Alert BRK 9120B Hardwired Smoke Alarm with Battery Backup. Equipped with an ionization sensor, this 120-volt hardwired smoke alarm reliably detects smoke from fast-f...


Ionization Smoke Alarm
Ionization Smoke Alarm
By Kidde
In Stock
$11.71
$7.90
You Save: 33%

mpn: 0915E, ean: 0025417091519,

4.3 out of 5 stars with 37 reviews
General use battery powered smoke alarm with flashing indicator assures alarm is receiving power. Tamper-resistant locking pin and LED low battery indicator. Uses 9V battery (included). Manufacturers five-year limited warranty....


First Alert SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice Location, Battery Operated, Pack of Two
First Alert SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice Location, Battery Operated, Pack of Two
By First Alert
In Stock
$72.89
$57.46
You Save: 21%

mpn: SA511CN2-3ST, ean: 0783961354817,

4.0 out of 5 stars with 37 reviews
This First Alert SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice Location features an 85-decibel siren and voice alarm with 11 programmable locations that tells you where the danger is located. A photoelectric sensor detects smoke while m...


First Alert BRK 9120B6CP Hardwired Smoke Alarm with Backup Battery, 6-Pack
First Alert BRK 9120B6CP Hardwired Smoke Alarm with Backup Battery, 6-Pack
By First Alert
In Stock
$55.55
$55.49

mpn: 9120B6CP, ean: 0029054121134,

4.6 out of 5 stars with 233 reviews
This 6-pack of First Alert hardwired smoke alarms includes a 9-volt battery backup that continues to protect you in the event of a power failure. The detector features an ionization sensor for detection of smoke and fast-flaming fires, as well as a l...


MSA 474407 Watchman Gas Detector Wrist Strap
MSA 474407 Watchman Gas Detector Wrist Strap
By MSA
In Stock
$35.65

mpn: 474407, ean: 4032792273047,

4.7 out of 5 stars with 20 reviews
The Watchman Multi Gas monitor is a durable, hand-held instrument used to detect and monitor combustible gases, Oxygen and toxic gases in workplace atmospheres, especially in confined spaces such as manholes, storage tanks, tank cars, vaults, mines a...


MSA 10074132 Battery, LITMAGOXIDE, 3V, CR2
MSA 10074132 Battery, LITMAGOXIDE, 3V, CR2
By MSA
In Stock
$17.25

mpn: 10074132, ean: 4032792186835,

4.6 out of 5 stars with 54 reviews
Based on the industry-standard Altair Single-Gas detector with added features and functionality Pro toxic Gas and Oxygen detectors combine reliable detection and LED/audible/flashing/vibrating alarms with clear, backlit LCD displays. Electrochemical ...


MTI Industries 20-441-P-WT Safe T Alert 20 Series Propane/LP Gas Alarm - White
MTI Industries 20-441-P-WT Safe T Alert 20 Series Propane/LP Gas Alarm - White
By MTI
In Stock
$63.25
$49.29
You Save: 22%

mpn: 0603.1040, ean: 0715456204413,

4.3 out of 5 stars with 9 reviews
The Safe T Alert 20 Series Propane/LP Gas Alarm is designed for the rugged RV environment and is ideal for travel trailers, fifth wheels, trucks and folding campers. It features advanced technology with an "Alarm Mute" button that silences the alarm ...


Macurco CO Portable Sensor Replacement Carbon Monoxide CO Sensor for CM-1XL and CM-1XLS
Macurco CO Portable Sensor Replacement Carbon Monoxide CO Sensor for CM-1XL and CM-1XLS
By Macurco
In Stock
$34.49

mpn: CO Portable Sensor,

4.2 out of 5 stars with 189 reviews
Macurco CO Portable Sensor Replacement Carbon Monoxide CO Sensor for CM-1XL and CM-1XLS...


First Alert FCD4CN-3 Battery Powered Carbon Monoxide Alarm
First Alert FCD4CN-3 Battery Powered Carbon Monoxide Alarm
By First Alert
In Stock
$20.99

mpn: FCD4, ean: 0029054155016,

4.5 out of 5 stars with 127 reviews
Maximum Protection plus Ultimate Convenience Carbon Monoxide Alarm FCD4 Plug-in with battery backup. Works during power outages. Remote control Silence/ Test. Uses most household remote control devices to silence or test alarm. Digital Display. Store...


Kidde KN-COP-IC Hardwire Carbon Monoxide Alarm with Battery Backup and Digital Display, Interconnectable
Kidde KN-COP-IC Hardwire Carbon Monoxide Alarm with Battery Backup and Digital Display, Interconnectable
By Kidde
In Stock
$58.20

mpn: 21006407, ean: 0032797004909,

4.8 out of 5 stars with 209 reviews
Digital display displays the level of carbon monoxide the unit is sensing. Battery pull tab eliminates battery installation time and keeps battery fresh. Peak level memory displays the highest CO concentration measured since the last reset. Tamper re...


Marine Technologies MTI Industries 65-542-P-WT Safe T Alert Carbon Monoxide Alarm - Flush Mount, White
Marine Technologies MTI Industries 65-542-P-WT Safe T Alert Carbon Monoxide Alarm - Flush Mount, White
By Marine Technologies
In Stock
$66.91
$59.96
You Save: 10%

mpn: 0603.1086, ean: 0715456655420,

4.1 out of 5 stars with 18 reviews
The Safe T Alert Carbon Monoxide Alarm is designed for the rugged RV environment and is ideal for Class A motor homes, Class B van campers, Class C mini-motor homes, travel trailers, fifth wheels, trucks and folding campers. It features advanced tech...


First Alert CO400 Carbon Monoxide Detector, Battery Operated
First Alert CO400 Carbon Monoxide Detector, Battery Operated
By First Alert
In Stock
$34.99
$13.11
You Save: 63%

mpn: CO400, ean: 0736569087649,

4.4 out of 5 stars with 15 reviews
Keep your family safe with this easy to use, battery operated carbon monoxide alarm; battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure. Features an advanced electrochemical carbon monoxide sensor that...


Safe Home STARTER-15 Water Quality Test Kit - (DIY Testing for 15 Different Contaminants)
Safe Home STARTER-15 Water Quality Test Kit - (DIY Testing for 15 Different Contaminants)
By Safe Home
In Stock
$24.95

mpn: 15P-TK, ean: 0869683000253,

4.6 out of 5 stars with 67 reviews
*SAFE HOME STARTER series of test kits, provide you with contaminant testing, never before available in a DIY test kit. *You can screen any water supply, anywhere and at any time. At home or traveling abroad. *If one or more contaminants show dange...


FIBARO HomeKit Flood Sensor, Water & Temperature Sensor for HomeKit only
FIBARO HomeKit Flood Sensor, Water & Temperature Sensor for HomeKit only
By Fibaro
In Stock
$69.99

mpn: USA FGBHFS-001, ean: 0857934005355,

4.5 out of 5 stars with 19 reviews
Monitoring for water leaks goes high tech! The FIBARO Apple HomeKit enabled Flood Sensor is a wireless, battery-operated water and temperature sensor that detects and alerts you of water leaks as well as changes in temperature. You can also use Siri ...


Safe Home LEAD Drinking Water Test Kit (Two Certified Lab Tests/Kit)
Safe Home LEAD Drinking Water Test Kit (Two Certified Lab Tests/Kit)
By Safe Home
In Stock
$59.95

mpn: SH-PBWT1, ean: 0869683000208,

4.7 out of 5 stars with 138 reviews
*SAFE HOME LEAD Laboratory Certified Testing for: TOTAL LEAD *Contains a set of water quality test vessels to allow you to test for Total Lead (Dissolved Lead & Solid Lead) in your Water Supply and from your Plumbing Fixtures. *Fill the vessels wit...


Safe Home BACTERIA in Water Test Kit (DIY Testing)
Safe Home BACTERIA in Water Test Kit (DIY Testing)
By Safe Home
In Stock
$12.95

mpn: SH-BDIY1, ean: 0868816000023,

4.3 out of 5 stars with 132 reviews
*SAFE HOME DIY Bacteria Test (Single Pack) Do It Yourself Testing for: Bacteria in water (Total Coliform & E. coli) *Contains one water quality test vial, which allows you to test for the presence or absence of harmful bacteria in drinking water. *...


Atwood 36720 Hydro LPG Leak Detector
Atwood 36720 Hydro LPG Leak Detector
By Atwood
In Stock
$52.55
$48.49
You Save: 8%

mpn: 36720, ean: 0784497983298,

4.4 out of 5 stars with 14 reviews
Made in the USA. Easy to operate. The Atwood products is a infinitely adjustable in the extended and retracted position. This conveniently stores out of the way when not in use and is easily accessible when needed. Atwood's E-coat finish ensures dur...


ABUS USA 83271 ABUS 83WP-IB/53 SERIES BRASS WEATHER-RESISTANT PADLOCK, CHROME, 2 IN. (1/EA)
ABUS USA 83271 ABUS 83WP-IB/53 SERIES BRASS WEATHER-RESISTANT PADLOCK, CHROME, 2 IN. (1/EA)
By ABUS
In Stock
$59.92
$51.49
You Save: 14%
4.0 out of 5 stars with 49 reviews
Model 83WP-IB/53-300 S2 KD ;Keyed Different ; Chrome plated brass body with stainless steel shackle that is fully weather protected with shackle seals & cylinder cover ;High-precision, pin-tumbler cylinder with patented pinning window ;Durable weathe...


iMeshbean® Wireless Home Security Burglar Alarm System K05 99 Zones USA
iMeshbean® Wireless Home Security Burglar Alarm System K05 99 Zones USA
By i-mesh-bean
In Stock
$359.99
$45.49
You Save: 87%

mpn: k05 99, ean: 0700646506385,

4.8 out of 5 stars with 56 reviews
Specification 1.Main Panel Frequency:433MHz Standby Current:≤25mA Alarm Current:≤280mA Input:AC100-240V Output:DC12V-1A Control Range:250-500Ft Function:Each can be defined as one of the 5 zone types,including: Common,Delay,Intelligent,Emergency...



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