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BRK CO5120BN

Part #BRK CO5120BN 120VAC CARBON MONOXIDE ALARM W/BATTERY BACK UP BRK® Carbon Monoxide Alarm, 120 VAC/VDC, 0.09 A, Electrochemical Sensor, 9 VDC Alkaline Battery Power Source, 85 dB at 10 ft Alert, 10 to 95% Humidity, LED Display, 40 to 100 deg

MFG #CO5120BN

25 in Stock. More available 02/27/2026

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$57.46/EA

Regular Price: $95.60/EA, you save $38.14 (40%)

QTY

U/M

EA BX /12

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BRK HD6135FB

Part #BRK HD6135FB 120VAC HEAT ALARM W/9VDC BATTERY BACKUP 135DEG F RATE-OF-RISE ALARM INTERCONNECTABLE W/SMOKE AND CO ALARMS BRK® Heat Alarm, 120 VAC/VDC Power Source, Thermistor Sensor, Alarm: Latching, Up to 18 Units of First Alert or BRK Smo

MFG #HD6135FB

40 in Stock. More available 02/27/2026

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$38.96/EA

Regular Price: $66.21/EA, you save $27.25 (41%)

QTY

U/M

EA CA /12CS /12

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BRK SA520B

Part #BRK SA520B 120VAC/WIRELESS PHOTOELECTRIC SENSOR SMOKE ALARM-BRIDGE UNIT W/(2)AA BATTERY BACK-UP BRK® Smoke Alarm, Hardwired, 120 VAC, 60 Hz with (2) 1.5 VDC AA Batteries Power Source, Photoelectric Sensor, Alarm: Audible Alarm, Up to 18 Un

MFG #SA520B

73 in Stock. More available 02/06/2026 and 02/25/2026

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$56.52/EA

Regular Price: $104.27/EA, you save $47.75 (46%)

QTY

U/M

EA BX /12CA /12

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BRK CO605B

Part #BRK CO605B 120VAC PLUG-IN CARBON MONOXIDE ALARMS W/(1)9V BATTERY BACK-UP ELECTROCHEMICAL SENSOR First Alert® Carbon Monoxide Alarm, Plug-In, 120 VAC, Electrochemical Sensor, Alarm: Audio, 85 dB Alert, LED Indicator Visual Alert, 10 to 90 %

MFG #CO605B

1 in Stock. More available 02/27/2026

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$46.96/EA

Regular Price: $79.78/EA, you save $32.82 (41%)

QTY

U/M

EA BX /6

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BRK CO250B

Part #BRK CO250B 9VDC CARBON MONOXIDE ALARMS ELECTROCHEMICAL SENSOR WHITE BRK® Carbon Monoxide Alarm, Electrochemical Sensor, 9 VDC Battery Power Source, 85 dB at 10 ft Alert, 10 to 95% Humidity, LED Display, 40 to 100 deg F Operating, White, 4.

MFG #CO250B

47 in Stock. More available 02/27/2026

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$32.10/EA

Regular Price: $218.19/EA, you save $186.09 (85%)

QTY

U/M

EA BX /6CA /6

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BRK CO5120BN

Part #BRK CO5120BN 120VAC CARBON MONOXIDE ALARM W/BATTERY BACK UP BRK® Carbon Monoxide Alarm, 120 VAC/VDC, 0.09 A, Electrochemical Sensor, 9 VDC Alkaline Battery Power Source, 85 dB at 10 ft Alert, 10 to 95% Humidity, LED Display, 40 to 100 deg

MFG #CO5120BN

25 in Stock. More available 02/27/2026

VIEW BRANCH INVENTORY

$57.46/EA

Regular Price: $95.60/EA, you save $38.14 (40%)

QTY

U/M

EA BX /12

ADD TO CARTADD TO LIST

Compare

BRK HD6135FB

Part #BRK HD6135FB 120VAC HEAT ALARM W/9VDC BATTERY BACKUP 135DEG F RATE-OF-RISE ALARM INTERCONNECTABLE W/SMOKE AND CO ALARMS BRK® Heat Alarm, 120 VAC/VDC Power Source, Thermistor Sensor, Alarm: Latching, Up to 18 Units of First Alert or BRK Smo

MFG #HD6135FB

40 in Stock. More available 02/27/2026

VIEW BRANCH INVENTORY

$38.96/EA

Regular Price: $66.21/EA, you save $27.25 (41%)

QTY

U/M

EA CA /12CS /12

ADD TO CARTADD TO LIST

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BRK SA520B

Part #BRK SA520B 120VAC/WIRELESS PHOTOELECTRIC SENSOR SMOKE ALARM-BRIDGE UNIT W/(2)AA BATTERY BACK-UP BRK® Smoke Alarm, Hardwired, 120 VAC, 60 Hz with (2) 1.5 VDC AA Batteries Power Source, Photoelectric Sensor, Alarm: Audible Alarm, Up to 18 Un

MFG #SA520B

73 in Stock. More available 02/06/2026 and 02/25/2026

VIEW BRANCH INVENTORY

$56.52/EA

Regular Price: $104.27/EA, you save $47.75 (46%)

QTY

U/M

EA BX /12CA /12

ADD TO CARTADD TO LIST

Compare

BRK CO605B

Part #BRK CO605B 120VAC PLUG-IN CARBON MONOXIDE ALARMS W/(1)9V BATTERY BACK-UP ELECTROCHEMICAL SENSOR First Alert® Carbon Monoxide Alarm, Plug-In, 120 VAC, Electrochemical Sensor, Alarm: Audio, 85 dB Alert, LED Indicator Visual Alert, 10 to 90 %

MFG #CO605B

1 in Stock. More available 02/27/2026

VIEW BRANCH INVENTORY

$46.96/EA

Regular Price: $79.78/EA, you save $32.82 (41%)

QTY

U/M

EA BX /6

ADD TO CARTADD TO LIST

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BRK CO250B

Part #BRK CO250B 9VDC CARBON MONOXIDE ALARMS ELECTROCHEMICAL SENSOR WHITE BRK® Carbon Monoxide Alarm, Electrochemical Sensor, 9 VDC Battery Power Source, 85 dB at 10 ft Alert, 10 to 95% Humidity, LED Display, 40 to 100 deg F Operating, White, 4.

MFG #CO250B

47 in Stock. More available 02/27/2026

VIEW BRANCH INVENTORY

$32.10/EA

Regular Price: $218.19/EA, you save $186.09 (85%)

QTY

U/M

EA BX /6CA /6

ADD TO CARTADD TO LIST

Results Per Page

12243648