Replacement Sensors

Gas detection identifies potentially hazardous gas leaks by the sensors that are inside the units. From time to time these sensors may need to be replaced. Choose from a wide variety of gas detector sensors below for your gas detector maintenance program.

Showing 1 to 20 of 116 products

BW SR-B04 Replacement Carbon Dioxide IR Sensor for GasAlertMicro 5 IR, CO₂
Model: SR-B04

Sale Price	$1457.96 USD
Regular Price	$1629.00 USD
Availability	11 to 12 Weeks

Qty:

Sale Price	$1457.96 USD
Regular Price	$1629.00 USD
Availability	11 to 12 Weeks
Quantity

Honeywell BW SR-W4-4R Replacement LEL IR Sensor, 4R+
Model: SR-W4-4R

Sale Price	$1439.16 USD
Regular Price	$1608.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$1439.16 USD
Regular Price	$1608.00 USD
Availability	2 to 3 Weeks
Quantity

Honeywell BW SR-B1-4R Replacement CO₂ IR Sensor, 4R+
Model: SR-B1-4R

Sale Price	$1388.15 USD
Regular Price	$1551.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$1388.15 USD
Regular Price	$1551.00 USD
Availability	2 to 3 Weeks
Quantity

Honeywell BW SR-Q1-4R Replacement PID Sensor, 4R+
Model: SR-Q1-4R

Sale Price	$1279.85 USD
Regular Price	$1430.00 USD
Availability	1 to 2 Weeks

Qty:

Sale Price	$1279.85 USD
Regular Price	$1430.00 USD
Availability	1 to 2 Weeks
Quantity

Honeywell BW C03-0990-000 Replacement Sensor, Ex NDIR, 0 to 100% VOL (SIL l)
Model: C03-0990-000

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks
Quantity

Honeywell BW C03-0990-100 Replacement Sensor, Ex NDIR, 0 to 100% LEL (SIL l)
Model: C03-0990-100

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks
Quantity

Honeywell BW C03-0991-000 Replacement Sensor, CO₂ NDIR, up to 50,000 ppm
Model: C03-0991-000

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks
Quantity

Honeywell BW C03-0992-000 Replacement Sensor, Ex NDIR, 0 to 100% VOL (LP)
Model: C03-0992-000

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks
Quantity

Honeywell BW C03-0992-100 Replacement Sensor, Ex NDIR, 0 to 100% LEL (LP)
Model: C03-0992-100

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$1031.04 USD
Regular Price	$1152.00 USD
Availability	2 to 3 Weeks
Quantity

BW 54-47-23 Replacement Hydrogen Cyanide (HCN) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-23

Sale Price	$1018.51 USD
Regular Price	$1138.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$1018.51 USD
Regular Price	$1138.00 USD
Availability	2 to 3 Weeks
Quantity

BW 54-47-24 Replacement Nitrogen Dioxide (NO2) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-24

Sale Price	$937.96 USD
Regular Price	$1048.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$937.96 USD
Regular Price	$1048.00 USD
Availability	2 to 3 Weeks
Quantity

BW 54-47-03 Replacement Sulfur Dioxide (SO2) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-03

Sale Price	$877.10 USD
Regular Price	$980.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$877.10 USD
Regular Price	$980.00 USD
Availability	2 to 3 Weeks
Quantity

BW 54-47-13 Replacement Phosphine (PH3) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-13

Sale Price	$877.10 USD
Regular Price	$980.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$877.10 USD
Regular Price	$980.00 USD
Availability	2 to 3 Weeks
Quantity

BW 54-47-21 Replacement Ammonia (NH3) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-21

Sale Price	$877.10 USD
Regular Price	$980.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$877.10 USD
Regular Price	$980.00 USD
Availability	2 to 3 Weeks
Quantity

BW 54-47-20 Replacement Chlorine Dioxide (ClO2) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-20

Sale Price	$777.76 USD
Regular Price	$869.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$777.76 USD
Regular Price	$869.00 USD
Availability	2 to 3 Weeks
Quantity

BW SR-G04 Replacement Ozone Sensor for GasAlert Extreme & GasAlertMicro 5, O₃
Model: SR-G04

Sale Price	$730.32 USD
Regular Price	$816.00 USD
Availability	9 to 10 Weeks

Qty:

Sale Price	$730.32 USD
Regular Price	$816.00 USD
Availability	9 to 10 Weeks
Quantity

BW 54-47-19 Replacement Carbon Monoxide Sensor (CO-H) for ToxiPro Single Gas Detectors, H2 Resistant
Model: 54-47-19

Sale Price	$727.64 USD
Regular Price	$813.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$727.64 USD
Regular Price	$813.00 USD
Availability	2 to 3 Weeks
Quantity

BW 54-47-18 Replacement Chlorine (Cl2) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-18

Sale Price	$689.15 USD
Regular Price	$770.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$689.15 USD
Regular Price	$770.00 USD
Availability	2 to 3 Weeks
Quantity

Honeywell BW C03-0912-000 Replacement Sensor, PID (10.6 eV)
Model: C03-0912-000

Sale Price	$647.98 USD
Regular Price	$724.00 USD
Availability	15+ Weeks

Qty:

Sale Price	$647.98 USD
Regular Price	$724.00 USD
Availability	15+ Weeks
Quantity

BW SR-V04 Replacement Chlorine Dioxide Sensor GasAlert Extreme & GasAlertMicro 5, ClO₂
Model: SR-V04

Sale Price	$628.29 USD
Regular Price	$702.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$628.29 USD
Regular Price	$702.00 USD
Availability	2 to 3 Weeks
Quantity

Showing 1 to 20 of 116 products

4.8/5 Stars

4.8/5 Stars

Replacement Sensors

BW SR-B04 Replacement Carbon Dioxide IR Sensor for GasAlertMicro 5 IR, CO2 Model: SR-B04

Qty:

Honeywell BW SR-W4-4R Replacement LEL IR Sensor, 4R+ Model: SR-W4-4R

Qty:

Honeywell BW SR-B1-4R Replacement CO2 IR Sensor, 4R+ Model: SR-B1-4R

Qty:

Honeywell BW SR-Q1-4R Replacement PID Sensor, 4R+ Model: SR-Q1-4R

Qty:

Honeywell BW C03-0990-000 Replacement Sensor, Ex NDIR, 0 to 100% VOL (SIL l) Model: C03-0990-000

Qty:

Honeywell BW C03-0990-100 Replacement Sensor, Ex NDIR, 0 to 100% LEL (SIL l) Model: C03-0990-100

Qty:

Honeywell BW C03-0991-000 Replacement Sensor, CO2 NDIR, up to 50,000 ppm Model: C03-0991-000

Qty:

Honeywell BW C03-0992-000 Replacement Sensor, Ex NDIR, 0 to 100% VOL (LP) Model: C03-0992-000

Qty:

Honeywell BW C03-0992-100 Replacement Sensor, Ex NDIR, 0 to 100% LEL (LP) Model: C03-0992-100

Qty:

BW 54-47-23 Replacement Hydrogen Cyanide (HCN) Sensor for ToxiPro Single Gas Detectors Model: 54-47-23

Qty:

BW 54-47-24 Replacement Nitrogen Dioxide (NO2) Sensor for ToxiPro Single Gas Detectors Model: 54-47-24

Qty:

BW 54-47-03 Replacement Sulfur Dioxide (SO2) Sensor for ToxiPro Single Gas Detectors Model: 54-47-03

Qty:

BW 54-47-13 Replacement Phosphine (PH3) Sensor for ToxiPro Single Gas Detectors Model: 54-47-13

Qty:

BW 54-47-21 Replacement Ammonia (NH3) Sensor for ToxiPro Single Gas Detectors Model: 54-47-21

Qty:

BW 54-47-20 Replacement Chlorine Dioxide (ClO2) Sensor for ToxiPro Single Gas Detectors Model: 54-47-20

Qty:

BW SR-G04 Replacement Ozone Sensor for GasAlert Extreme & GasAlertMicro 5, O3 Model: SR-G04

Qty:

BW 54-47-19 Replacement Carbon Monoxide Sensor (CO-H) for ToxiPro Single Gas Detectors, H2 Resistant Model: 54-47-19

Qty:

BW 54-47-18 Replacement Chlorine (Cl2) Sensor for ToxiPro Single Gas Detectors Model: 54-47-18

Qty:

Honeywell BW C03-0912-000 Replacement Sensor, PID (10.6 eV) Model: C03-0912-000

Qty:

BW SR-V04 Replacement Chlorine Dioxide Sensor GasAlert Extreme & GasAlertMicro 5, ClO2 Model: SR-V04

Qty:

BW SR-B04 Replacement Carbon Dioxide IR Sensor for GasAlertMicro 5 IR, CO₂
Model: SR-B04

Honeywell BW SR-W4-4R Replacement LEL IR Sensor, 4R+
Model: SR-W4-4R

Honeywell BW SR-B1-4R Replacement CO₂ IR Sensor, 4R+
Model: SR-B1-4R

Honeywell BW SR-Q1-4R Replacement PID Sensor, 4R+
Model: SR-Q1-4R

Honeywell BW C03-0990-000 Replacement Sensor, Ex NDIR, 0 to 100% VOL (SIL l)
Model: C03-0990-000

Honeywell BW C03-0990-100 Replacement Sensor, Ex NDIR, 0 to 100% LEL (SIL l)
Model: C03-0990-100

Honeywell BW C03-0991-000 Replacement Sensor, CO₂ NDIR, up to 50,000 ppm
Model: C03-0991-000

Honeywell BW C03-0992-000 Replacement Sensor, Ex NDIR, 0 to 100% VOL (LP)
Model: C03-0992-000

Honeywell BW C03-0992-100 Replacement Sensor, Ex NDIR, 0 to 100% LEL (LP)
Model: C03-0992-100

BW 54-47-23 Replacement Hydrogen Cyanide (HCN) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-23

BW 54-47-24 Replacement Nitrogen Dioxide (NO2) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-24

BW 54-47-03 Replacement Sulfur Dioxide (SO2) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-03

BW 54-47-13 Replacement Phosphine (PH3) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-13

BW 54-47-21 Replacement Ammonia (NH3) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-21

BW 54-47-20 Replacement Chlorine Dioxide (ClO2) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-20

BW SR-G04 Replacement Ozone Sensor for GasAlert Extreme & GasAlertMicro 5, O₃
Model: SR-G04

BW 54-47-19 Replacement Carbon Monoxide Sensor (CO-H) for ToxiPro Single Gas Detectors, H2 Resistant
Model: 54-47-19

BW 54-47-18 Replacement Chlorine (Cl2) Sensor for ToxiPro Single Gas Detectors
Model: 54-47-18

Honeywell BW C03-0912-000 Replacement Sensor, PID (10.6 eV)
Model: C03-0912-000

BW SR-V04 Replacement Chlorine Dioxide Sensor GasAlert Extreme & GasAlertMicro 5, ClO₂
Model: SR-V04