- All Products
- Single-Gas Detectors
- Multi-Gas Detectors
- Maintenance Free
- BW Clip
- BW Solo
- BW Clip4
- GasAlertMicroClip XL
- GasAlertMicroClip X3
- GasAlertQuattro
- GasAlertMax XT II
- GasAlertMicro 5 Series
- BW Ultra
- IntelliDox
- Calibration Equipment
- Replacement Sensors
- SR-X2V Replacement Oxygen (O2) Sensor
- SR-X10 Replacement Oxygen (O2) Sensor
- SR-X10-C1 Replacement Oxygen (O2) Sensor (for use with GAXT-X-DL-2 and GAXT-X-DL-B-2 models)
- SR-W-MP75C Replacement MICROpeL Combustible (LEL) Sensor
- SR-H-MC Replacement MICROceL Hydrogen Sulfide (H2S) Sensor
- SR-M-MC Replacement MICROceL Carbon Monoxide (CO) Sensor
- D4-RHM04 Replacement TwinTox Sensor - Carbon Monoxide (CO) and Hydrogen Sulfide (H2S)
- PS-RH04S Replacement Hydrogen Sulfide (H2S) Sensor
- SR-M04-SC Replacement Carbon Monoxide (CO) Sensor
- PS-RM04H Replacement Carbon Monoxide (CO) Sensor, H2 Resistant
- PS-RS04 Replacement Sulfur Dioxide (SO2) Sensor
- PS-RC10 Replacement Chlorine (Cl2) Sensor
- PS-RZ10 Replacement Hydrogen Cyanide (HCN) Sensor
- SR-N04 Replacement Nitric Oxide (NO) Sensor
- PS-RD04 Replacement Nitrogen Dioxide (NO2) Sensor
- SR-A04 Replacement Ammonia (NH3) Sensor
- SR-A204 Replacement Ammonia (NH3) Sensor, Extended Range
- SR-P04 Replacement Phosphine (PH3) Sensor
- SR-G04 Replacement Ozone (O3) Sensor
- SR-E04 Replacement Ethylene Oxide (ETO) Sensor
- SR-V04 Replacement Chlorine Dioxide (ClO2) Sensor
- SR-DUMM3 Dummy Sensor for PID Location
- SR-W-MC-DUM Dummy Sensor for Combustible Sensor Location
- SR-DUMM1 Dummy Sensor for the Oxygen Sensor Location
- SR-TOX-MC-DUM Dummy Sensor for Toxic Sensor Locations
- SR-W04-75C Replacement Combustible (LEL) Sensor
- SR-H04-SC Replacement Hydrogen Sulfide (H2S) Sensor
- SR-DUMM2 Dummy Sensor for the Combustible (LEL) Location
- SR-B04 Replacement Carbon Dioxide (CO2) IR Sensor
- SR-Q07 Replacement Volatile Organic Compounds (VOC) PID Sensor, 10.6 eV
- D4-RHM04 Replacement TwinTox Sensor - Carbon Monoxide (CO) and Hydrogen Sulfide (H2S)
- SR-W04 Replacement Combustible Sensor with Heavy Duty Silicone Filter
- SR-W04-UF Replacement Combustible Sensor without Heavy Duty Silicone Filter
- SR-ER04 Replacement Ethylene Oxide (ETO) Sensor (4-Series)
- SR-H1-1S Replacement Hydrogen Sulfide (H2S) Sensor (one-series)
- SR-M1-1S Replacement Carbon Monoxide (CO) Sensor (one-series)
- SR-NR04 Replacement Nitric Oxide (NO) Sensor (4-Series)
- SR-RR04 Replacement Hydrogen (H2) Sensor (4-Series)
- SR-W04-75 Replacement Combustible (LEL) Sensor, for GasAlertQuattro (Unfiltered)
- SR-X1-1S Replacement Oxygen (O2) Sensor (one-series)
- SR-ZR04 Replacement Hydrogen Cyanide (HCN) Sensor (4-Series)
- SR-X-MC Replacement MICROceL Oxygen (O2) Sensor
- Confined Space Kits
- MC-CK-DL GasAlertMicroClip Deluxe Confined Space Kit
- MC-CK-CC Carrying Case for GasAlertMicroClip - with Foam and Lid Insert
- QT-XWHM-R-Y-NA-CS GasAlertQuattro Confined Space Kit
- QT-CK-DL GasAlertQuattro Deluxe Confined Space Kit
- QT-CK-CC Carrying Case for GasAlertQuattro with Foam Insert
- XT-XWHM-Y-NA-CS GasAlertMax XT II Confined Space Kit
- XT-CK-DL GasAlertMax XT II Deluxe Confined Space Kit
- XT-CK-CC Carrying Case for GasAlertMax XT - with foam insert from XT-CK-DL kit
- M5-CK-DL GasAlertMicro 5 Series Deluxe Confined Space Kit
- M5-CK-CC Carrying Case for GasAlertMicro 5 Series - with Foam and Lid Insert from M5-CK-DL Kit
- HU-CK-DL BW™ Ultra Deluxe Confined Space Kit
- HU-CK-CC Carrying Case for Honeywell BW™ Ultra with Foam and Lid Insert
- QT-XUHM-R-Y-NA-CS GasAlertQuattro Premium Confined Space Kit
- XT-XUHM-Y-NA-CS GasAlertMax XT II Premium Confined Space Kit
- Other BW Products
SR-M2-4R Replacement Carbon Monoxide (CO) Sensor, Hydrogen (H2) Resistant (4R+)
Item #:
SR-M2-4R
Brand:
BW Technologies
Share this product:
Replacement Carbon Monoxide (CO) Sensor, Hydrogen (H2) Resistant (4R+)