Browse reliable carbon monoxide detectors designed to detect dangerous CO levels and provide early warnings in residential and commercial environments
Choose from trusted brands offering UL listed, code compliant solutions for dependable life safety protection.
Kidde
Kidde 260-CO Carbon Monoxide Detector with SafeTest
Sale price$103.80
Regular price$124.56
172 units in stock
System Sensor
System Sensor CO1224T Carbon Monoxide Detector
Sale price$81.25
Regular price$97.50
176 units in stock
System Sensor
System Sensor CO1224TR Carbon Monoxide Detector 6-Wire
Sale price$84.40
Regular price$101.28
74 units in stock
Macurco
Macurco CM-E1 Security Series Carbon Monoxide CO Gas Detector
Sale price$74.20
Regular price$89.04
Not in stock - available on backorder - lead time on request
Simplex
Simplex 4098-9747 CO Replacement Cartridge (CORC)
Sale price$143.10
Regular price$171.72
300+ units in stock
BRK Electronics
BRK CO5120BN 120VAC/DC Hardwired Carbon Monoxide Alarm
Sale price$37.55
Regular price$45.06
Not in stock - available on backorder - lead time on request
Gentex
Gentex CR (918-0036-002) Carbon Monoxide Alarm, 120VAC with 9V Backup, Form A and C Relay, Replaces CO1209 Series
Sale price$86.10
Regular price$103.32
23 units in stock
Silent Knight
Silent Knight SK-FIRE-CO-W Smoke and Carbon Monoxide Detector
Sale price$233.65
Regular price$280.38
190 units in stock
Gentex
Gentex C (918-0030-002) Carbon Monoxide Alarm, 120 VAC with 9V Battery Backup, Replaces CO1209 Series
Sale price$63.00
Regular price$75.60
39 units in stock
Gentex
Gentex CO1209F (918-0010-002) - Replaced by CR (918-0036-002)
Sale price$51.95
Regular price$62.34
Sold Out
Gentex
Gentex CO1209 (918-0009-002) - Replaced by C (918-0030-002)
Sale price$42.85
Regular price$51.42
Sold Out
BRK Electronics
First Alert BRK CO400 Basic Battery Operated Carbon Monoxide Alarm (1039718)
Sale price$33.65
Regular price$40.38
24 units in stock
Edwards
Edwards SIGA-COD Carbon Monoxide Detector
Sale price$110.25
Regular price$132.30
Not in stock - available on backorder - lead time on request
Notifier
Notifier FSCO-951 Intelligent Addressable Carbon Monoxide Detector
Sale price$210.75
Regular price$252.90
6 units in stock
Gamewell-FCI
Gamewell-FCI MCS-CO3 Addressable Carbon Monoxide Detector, Velociti Protocol, UL 2075
Sale price$141.90
Regular price$170.28
Not in stock - available on backorder - lead time on request
System Sensor
System Sensor SS-CO Addressable CO Detector
Sale price$119.80
Regular price$143.76
38 units in stock
Potter
Potter PAD300-CD Carbon Monoxide Detector
Sale price$86.65
Regular price$103.98
25 units in stock
First Alert
First Alert CO615 Plug-in Carbon Monoxide Alarm with Digital Display (1039746)
Sale price$61.80
Regular price$74.16
1 unit in stock
Macurco
Macurco CM-CH CM-6 / CM-12 Carbon Monoxide Calibration
Sale price$30.00
Regular price$36.00
6 units in stock
First Alert
First Alert CO600 Basic Plug-In Carbon Monoxide Alarm (1039730)
Sale price$31.55
Regular price$37.86
25 units in stock
BRK Electronics
BRK CO250LB Basic Battery-Operated Carbon Monoxide Alarm
Sale price$21.45
Regular price$25.74
Only 20 units left
Kidde
Kidde KIR-COD Intelligent Carbon Monoxide Detector
Sale price$117.95
Regular price$141.54
2 units in stock
System Sensor
System Sensor CO-PLATE CO Detector Replacement Plate 5PACK
Sale price$30.15
Regular price$36.18
25 units in stock
FireClass
FireClass 516.061.001.Y MDU601Ex Carbon Monoxide Fire & Heat Detector
Sale price$249.50
Regular price$299.40
Only 7 units left