Top 5 2w-b Smoke Detector – Household Sensors & Alarms

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1. System Sensor

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SYSTEM SENSOR 2WT-B i3 Series Detector, 2-Wire, with Base, 12/24 V DC, Thermal

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System Sensor #ad - Sensitivity: 2. 5%/ft. Maximum ripple voltage: 30% of nominal peak to peak Operating - Humidity Range: 0% to 95% RH, non-condensing. Avg. 100 µa peak. Nominal - standby Current: 50 µA max. Alarm current: 130ma max. Limited by panel - Detection: Photoelectric. Operating temperature range: 32° to 100°f 0° to 37. 8°c - operating voltage: 12/24 V non-polarized nominal, 8. 5 min. Freeze trouble : 41°f 5°c - heat sensor : 135°F 57. 2°c fixed. To 35 max.
BrandSystem Sensor #ad
ManufacturerSYSTEM SENSOR #ad

2. FIRST ALERT

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1 pack , FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup, White

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FIRST ALERT #ad - Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.

Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. Rigorously tested to meet UL standards. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. Keep your family safe with this hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure.

Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy. Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height1.9 Inches
Length5.6 Inches
Weight0.25 Pounds
Width5.6 Inches
Part NumberSC9120B
ModelSC9120B
Warranty7 Year Limited

3. FIRST ALERT

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Battery Operated, First Alert SCO5CN Combination Smoke and Carbon Monoxide Detector

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FIRST ALERT #ad - Keep your family safe with this battery operated smoke and carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure. Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection.

It can ship within the US except New York. Low battery signal mute, quiets low battery signal for up to 8 hours. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling.

Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. Battery operated unit installs quickly and easily without an electrician. 7 year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety; All first alert alarms are rigorously tested to meet UL standards. Emits T3 Pattern.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height5 Inches
Length2 Inches
Weight0.6 Pounds
Width5 Inches
Part NumberSCO5CN
ModelSCO5CN
Warranty-------

4. Kidde

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Battery Powered, Interconnect Combination Smoke & CO Alarm, Voice Alert, Kidde Smoke & Carbon Monoxide Detector

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Kidde #ad - Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries. Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, led lights, that states, "Fire Fire", & voice alarm, "Warning Carbon Monoxide", or "Low Battery". Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling. Lonization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire at 10 feet.
BrandKidde #ad
ManufacturerKidde Safety #ad
Height5.6 Inches
Length1.8 Inches
Width5.6 Inches
Part Number21026043
Model21026043
Warranty5-year limited warranty

5. Kidde

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Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert

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Kidde #ad - Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Replacement alert - indicates when the smoke alarm needs to be replaced; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.

Rapidly flashing red led alerts the user if the alarm has sounded since the last time the test reset button was used. Sealed-in lithium battery never replace battery over the ten-year life of the alarm. Ul certified, 10-year limited warranty. Kidde's smoke alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards.

Test-silence button - allows for test & silence of alarm. Smart hush temporarily silences nuisance alarms and will not allow hush mode to be activated unless the unit is in alarm mode. Easy installation & no battery fuss - smoke alarm will automatically activate when attached to the mounting bracket.
BrandKidde #ad
ManufacturerKidde Safety #ad
Height5.6 Inches
Length1.55 Inches
Width5.6 Inches
Part Number442007
Modeli9010
Warranty10-year limited warranty