Proudly Canadian

100% canadian-owned & operated

Customer Rating

4.7/5 Stars

25149 REVIEWS

Customer Rating

4.7/5 Stars

25149 REVIEWS

Wear Yellow. Work Safe.

FREE SHIPPING ON ONLINE ORDERS OVER $99*

Wear Yellow. Work Safe.

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 61 to 80 of 106 products

Honeywell BW C03-0991-000 Replacement Sensor, CO<sub>2</sub> NDIR, up to 50,000 ppm-

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

Sale Price $1245.64 CAD
Regular Price $1559.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $1245.64 CAD
Regular Price $1559.00 CAD
Availability 2 to 3 Weeks
Quantity

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

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

Sale Price $1245.64 CAD
Regular Price $1559.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $1245.64 CAD
Regular Price $1559.00 CAD
Availability 2 to 3 Weeks
Quantity

BW D4-RHM04 Replacement TwinTox Sensor, CO, H<sub>2</sub>S-

BW D4-RHM04 Replacement TwinTox Sensor, CO, H2S
Model: D4-RHM04

Sale Price $551.31 CAD
Regular Price $690.00 CAD
Availability 4 to 5 Weeks

Qty:

Sale Price $551.31 CAD
Regular Price $690.00 CAD
Availability 4 to 5 Weeks
Quantity

Honeywell BW GFV237 Calibration Gas, carbon monoxide-

Honeywell BW GFV237 Calibration Gas, carbon monoxide
Model: GFV237

A $120 hazmat/handling fee will automatically apply to all orders with this product

Sale Price $422.67 CAD
Regular Price $529.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $422.67 CAD
Regular Price $529.00 CAD
Availability 2 to 3 Weeks
Quantity

Honeywell BW GFV253 Calibration Gas, chlorine, 58 L-

Honeywell BW GFV253 Calibration Gas, chlorine, 58 L
Model: GFV253

A $120 hazmat/handling fee will automatically apply to all orders with this product

Sale Price $528.94 CAD
Regular Price $662.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $528.94 CAD
Regular Price $662.00 CAD
Availability 2 to 3 Weeks
Quantity

BW PS-RC10 Replacement Chlorine (Cl<sub>2</sub>) Sensor for GasAlert Extreme & GasAlertMicro 5 -

BW PS-RC10 Replacement Chlorine (Cl2) Sensor for GasAlert Extreme & GasAlertMicro 5
Model: PS-RC10

Sale Price $612.83 CAD
Regular Price $767.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $612.83 CAD
Regular Price $767.00 CAD
Availability 1 to 2 Weeks
Quantity

BW PS-RD04 Replacement Nitrogen Dioxide (NO<sub>2</sub>) Sensor for GasAlert Extrem & GasAlertMicro 5 -

BW PS-RD04 Replacement Nitrogen Dioxide (NO2) Sensor for GasAlert Extrem & GasAlertMicro 5
Model: PS-RD04

Sale Price $597.65 CAD
Regular Price $748.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $597.65 CAD
Regular Price $748.00 CAD
Availability 2 to 3 Weeks
Quantity

BW PS-RH04S Replacement Hydrogen Sulfide (H<sub>2</sub>S) Sensor for GasAlert Extreme & GasAlertMicro 5 -

BW PS-RH04S Replacement Hydrogen Sulfide (H2S) Sensor for GasAlert Extreme & GasAlertMicro 5
Model: PS-RH04S

Sale Price $431.46 CAD
Regular Price $540.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $431.46 CAD
Regular Price $540.00 CAD
Availability 1 to 2 Weeks
Quantity

BW PS-RS04 Replacement Sulfur Dioxide (SO<sub>2</sub>) Sensor for GasAlert Extreme & GasAlertMicro 5 -

BW PS-RS04 Replacement Sulfur Dioxide (SO2) Sensor for GasAlert Extreme & GasAlertMicro 5
Model: PS-RS04

Sale Price $646.39 CAD
Regular Price $809.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $646.39 CAD
Regular Price $809.00 CAD
Availability 2 to 3 Weeks
Quantity

BW PS-RZ10 Replacement Hydrogen Cyanide (HCN) Sensor for GasAlert Extreme & GasAlertMicro 5 -

BW PS-RZ10 Replacement Hydrogen Cyanide (HCN) Sensor for GasAlert Extreme & GasAlertMicro 5
Model: PS-RZ10

Sale Price $595.26 CAD
Regular Price $745.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $595.26 CAD
Regular Price $745.00 CAD
Availability 2 to 3 Weeks
Quantity

Honeywell BW SR-A1-4R Replacement NH<sub>3</sub> Sensor, 4R+-

Honeywell BW SR-A1-4R Replacement NH3 Sensor, 4R+
Model: SR-A1-4R

Sale Price $628.01 CAD
Regular Price $786.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $628.01 CAD
Regular Price $786.00 CAD
Availability 2 to 3 Weeks
Quantity

BW SR-A204 Replacement Ammonia Sensor for GasAlert Extreme, NH<sub>3</sub>, Extended Range-

BW SR-A204 Replacement Ammonia Sensor for GasAlert Extreme, NH3, Extended Range
Model: SR-A204

Sale Price $699.13 CAD
Regular Price $875.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $699.13 CAD
Regular Price $875.00 CAD
Availability 2 to 3 Weeks
Quantity

BW SR-B04 Replacement Carbon Dioxide IR Sensor for GasAlertMicro 5 IR, CO<sub>2</sub>-

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

Sale Price $1742.62 CAD
Regular Price $2181.00 CAD
Availability 5 to 6 Weeks

Qty:

Sale Price $1742.62 CAD
Regular Price $2181.00 CAD
Availability 5 to 6 Weeks
Quantity

Honeywell BW SR-B1-4R Replacement CO<sub>2</sub> IR Sensor, 4R+-

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

Sale Price $1530.09 CAD
Regular Price $1915.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $1530.09 CAD
Regular Price $1915.00 CAD
Availability 1 to 2 Weeks
Quantity

Honeywell BW SR-C1-4R Replacement CL<sub>2</sub> Sensor, 4R+-

Honeywell BW SR-C1-4R Replacement CL2 Sensor, 4R+
Model: SR-C1-4R

Sale Price $628.01 CAD
Regular Price $786.00 CAD
Availability 5 to 6 Weeks

Qty:

Sale Price $628.01 CAD
Regular Price $786.00 CAD
Availability 5 to 6 Weeks
Quantity

Honeywell BW SR-D1-4R Replacement NO<sub>2</sub> Sensor, 4R+-

Honeywell BW SR-D1-4R Replacement NO2 Sensor, 4R+
Model: SR-D1-4R

Sale Price $628.01 CAD
Regular Price $786.00 CAD
Availability 4 to 5 Weeks

Qty:

Sale Price $628.01 CAD
Regular Price $786.00 CAD
Availability 4 to 5 Weeks
Quantity

Honeywell BW SR-DUMM-1S One Series Dummy Sensor-

Honeywell BW SR-DUMM-1S One Series Dummy Sensor
Model: SR-DUMM-1S

Sale Price $37.55 CAD
Regular Price $47.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $37.55 CAD
Regular Price $47.00 CAD
Availability 2 to 3 Weeks
Quantity

Honeywell BW SR-DUMM-4R 4R+ Dummy Sensor-

Honeywell BW SR-DUMM-4R 4R+ Dummy Sensor
Model: SR-DUMM-4R

Sale Price $33.56 CAD
Regular Price $42.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $33.56 CAD
Regular Price $42.00 CAD
Availability 2 to 3 Weeks
Quantity

BW SR-DUMM1 Dummy Sensor for Oxygen Sensor Location for GasAlertMicroClip XT, O<sub>2</sub>-

BW SR-DUMM1 Dummy Sensor for Oxygen Sensor Location for GasAlertMicroClip XT, O2
Model: SR-DUMM1

Sale Price $33.56 CAD
Regular Price $42.00 CAD
Availability 5 to 6 Weeks

Qty:

Sale Price $33.56 CAD
Regular Price $42.00 CAD
Availability 5 to 6 Weeks
Quantity

BW SR-DUMM2 Dummy Sensor for Combustible Location for GasAlertMicro 5, LEL-

BW SR-DUMM2 Dummy Sensor for Combustible Location for GasAlertMicro 5, LEL
Model: SR-DUMM2

Sale Price $33.56 CAD
Regular Price $42.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $33.56 CAD
Regular Price $42.00 CAD
Availability 2 to 3 Weeks
Quantity
Showing 61 to 80 of 106 products
We Ship Free on Orders Over $99 within Canada
Chat Live

  • We accept these payment methods:
  • Visa, Master Card, Discover, American Express & PayPal
  • We also accept wire transfers/EFT, cheques and purchase orders on approved credit. Accepted payment methods vary by country.