Gas and Combustion Accessories

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Stock up on accessories for your go-to gas and combustion equipment. Find items such as oxygen, combustible and refrigerant sensors, AC and refrigerant additives that keep your systems up and running, long-lasting battery packs for your meters and other items you and your crew need to get the job done.

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Controls and Switches

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Flow Plates

Flow Regulators

Fluids and Gas Refill Kits

Fuses

Gas Cylinders and Bottles

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Handles and Extensions

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Lubricants and Couplants

Maintenance and Repair Kits

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Modules

Motors

Mounting and Stands

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Probe and Lead Accessories

Probes and Leads

Protective Covers and Boots

Pumps

Recorders and Charts

Reference Scales

Refrigerant Recovery Equipment

Regulators

Sampling

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Terminal Blocks and Boards

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Transmitters

Tubes and Hoses

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Showing 1 to 20 of 33 products

Critical Environment PNP-A+ Carbon Dioxide (CO₂) Infrared Sensor, 0-5000 ppm
Model: PNP-A+

Your Price	$946.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$946.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-A1 Carbon Dioxide (CO₂) Infrared Sensor, 0-10,000 ppm
Model: PNP-A1

Your Price	$1188.00 USD
Availability	4 to 5 Weeks

Qty:

Your Price	$1188.00 USD
Availability	4 to 5 Weeks
Quantity

Critical Environment PNP-A2 Carbon Dioxide (CO₂) Infrared Sensor, 0-20% vol.
Model: PNP-A2

Your Price	$1060.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$1060.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-B Carbon Dioxide (CO₂) Infrared Sensor, 0-5 % vol.
Model: PNP-B

Your Price	$941.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$941.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-B1 Carbon Dioxide (CO₂) Infrared Sensor, 0-100% vol.
Model: PNP-B1

Your Price	$1139.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$1139.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-C Carbon Monoxide (CO) Electrochemical Sensor, 0-50 ppm
Model: PNP-C

Your Price	$278.00 USD
Availability	4 to 5 Weeks

Qty:

Your Price	$278.00 USD
Availability	4 to 5 Weeks
Quantity

Critical Environment PNP-C1 CO Electrochemical Sensor, 0-50 ppm, H₂ Compensated
Model: PNP-C1

Your Price	$416.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$416.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-D Nitrogen Dioxide (NO₂) Electrochemical Sensor, 0-5 ppm
Model: PNP-D

Your Price	$317.00 USD
Availability	4 to 5 Weeks

Qty:

Your Price	$317.00 USD
Availability	4 to 5 Weeks
Quantity

Critical Environment PNP-E Nitric Oxide (NO) Electrochemical Sensor, 0-100 ppm
Model: PNP-E

Your Price	$406.00 USD
Availability	4 to 5 Weeks

Qty:

Your Price	$406.00 USD
Availability	4 to 5 Weeks
Quantity

Critical Environment PNP-E1 Ethylene (C₂H₄) Electrochemical Sensor, 0-200 ppm
Model: PNP-E1

Your Price	$1050.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$1050.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-E2 Ethylene Oxide (C₂H₄O) Electrochemical Sensor, 0-20 ppm
Model: PNP-E2

Your Price	$927.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$927.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-F Oxygen (O₂) Electrochemical Sensor, 0-25% vol.
Model: PNP-F

Your Price	$218.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$218.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-G Ozone (O₃) Electrochemical Sensor, 0-1 ppm
Model: PNP-G

Your Price	$1337.00 USD
Availability	3 to 4 Weeks

Qty:

Your Price	$1337.00 USD
Availability	3 to 4 Weeks
Quantity

Critical Environment PNP-H Ammonia (NH3) Electrochemical Sensor, 0-50 ppm
Model: PNP-H

Your Price	$1337.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$1337.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-I Chlorine (Cl₂) Electrochemical Sensor, 0-5 ppm
Model: PNP-I

Your Price	$382.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$382.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-J Chlorine Dioxide (ClO₂) Electrochemical Sensor, 0-1 ppm
Model: PNP-J

Your Price	$1194.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$1194.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-K Hydrogen (H₂) Electrochemical Sensor, 0-1000 ppm
Model: PNP-K

Your Price	$1075.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$1075.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-L Hydrogen Sulphide (H₂S) Electrochemical Sensor, 0-50 ppm
Model: PNP-L

Your Price	$402.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$402.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-M Hydrogen Chloride (HCl) Electrochemical Sensor, 0-30 ppm
Model: PNP-M

Your Price	$1485.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$1485.00 USD
Availability	2 to 3 Weeks
Quantity

Critical Environment PNP-N Hydrogen Cyanide (HCN) Electrochemical Sensor, 0-100 ppm
Model: PNP-N

Your Price	$901.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$901.00 USD
Availability	2 to 3 Weeks
Quantity

Showing 1 to 20 of 33 products

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Gas and Combustion Accessories

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Critical Environment PNP-A+ Carbon Dioxide (CO2) Infrared Sensor, 0-5000 ppm Model: PNP-A+

Qty:

Critical Environment PNP-A1 Carbon Dioxide (CO2) Infrared Sensor, 0-10,000 ppm Model: PNP-A1

Qty:

Critical Environment PNP-A2 Carbon Dioxide (CO2) Infrared Sensor, 0-20% vol. Model: PNP-A2

Qty:

Critical Environment PNP-B Carbon Dioxide (CO2) Infrared Sensor, 0-5 % vol. Model: PNP-B

Qty:

Critical Environment PNP-B1 Carbon Dioxide (CO2) Infrared Sensor, 0-100% vol. Model: PNP-B1

Qty:

Critical Environment PNP-C Carbon Monoxide (CO) Electrochemical Sensor, 0-50 ppm Model: PNP-C

Qty:

Critical Environment PNP-C1 CO Electrochemical Sensor, 0-50 ppm, H2 Compensated Model: PNP-C1

Qty:

Critical Environment PNP-D Nitrogen Dioxide (NO2) Electrochemical Sensor, 0-5 ppm Model: PNP-D

Qty:

Critical Environment PNP-E Nitric Oxide (NO) Electrochemical Sensor, 0-100 ppm Model: PNP-E

Qty:

Critical Environment PNP-E1 Ethylene (C2H4) Electrochemical Sensor, 0-200 ppm Model: PNP-E1

Qty:

Critical Environment PNP-E2 Ethylene Oxide (C2H4O) Electrochemical Sensor, 0-20 ppm Model: PNP-E2

Qty:

Critical Environment PNP-F Oxygen (O2) Electrochemical Sensor, 0-25% vol. Model: PNP-F

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Critical Environment PNP-G Ozone (O3) Electrochemical Sensor, 0-1 ppm Model: PNP-G

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Critical Environment PNP-H Ammonia (NH3) Electrochemical Sensor, 0-50 ppm Model: PNP-H

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Critical Environment PNP-I Chlorine (Cl2) Electrochemical Sensor, 0-5 ppm Model: PNP-I

Qty:

Critical Environment PNP-J Chlorine Dioxide (ClO2) Electrochemical Sensor, 0-1 ppm Model: PNP-J

Qty:

Critical Environment PNP-K Hydrogen (H2) Electrochemical Sensor, 0-1000 ppm Model: PNP-K

Qty:

Critical Environment PNP-L Hydrogen Sulphide (H2S) Electrochemical Sensor, 0-50 ppm Model: PNP-L

Qty:

Critical Environment PNP-M Hydrogen Chloride (HCl) Electrochemical Sensor, 0-30 ppm Model: PNP-M

Qty:

Critical Environment PNP-N Hydrogen Cyanide (HCN) Electrochemical Sensor, 0-100 ppm Model: PNP-N

Qty:

Critical Environment PNP-A+ Carbon Dioxide (CO₂) Infrared Sensor, 0-5000 ppm
Model: PNP-A+

Critical Environment PNP-A1 Carbon Dioxide (CO₂) Infrared Sensor, 0-10,000 ppm
Model: PNP-A1

Critical Environment PNP-A2 Carbon Dioxide (CO₂) Infrared Sensor, 0-20% vol.
Model: PNP-A2

Critical Environment PNP-B Carbon Dioxide (CO₂) Infrared Sensor, 0-5 % vol.
Model: PNP-B

Critical Environment PNP-B1 Carbon Dioxide (CO₂) Infrared Sensor, 0-100% vol.
Model: PNP-B1

Critical Environment PNP-C Carbon Monoxide (CO) Electrochemical Sensor, 0-50 ppm
Model: PNP-C

Critical Environment PNP-C1 CO Electrochemical Sensor, 0-50 ppm, H₂ Compensated
Model: PNP-C1

Critical Environment PNP-D Nitrogen Dioxide (NO₂) Electrochemical Sensor, 0-5 ppm
Model: PNP-D

Critical Environment PNP-E Nitric Oxide (NO) Electrochemical Sensor, 0-100 ppm
Model: PNP-E

Critical Environment PNP-E1 Ethylene (C₂H₄) Electrochemical Sensor, 0-200 ppm
Model: PNP-E1

Critical Environment PNP-E2 Ethylene Oxide (C₂H₄O) Electrochemical Sensor, 0-20 ppm
Model: PNP-E2

Critical Environment PNP-F Oxygen (O₂) Electrochemical Sensor, 0-25% vol.
Model: PNP-F

Critical Environment PNP-G Ozone (O₃) Electrochemical Sensor, 0-1 ppm
Model: PNP-G

Critical Environment PNP-H Ammonia (NH3) Electrochemical Sensor, 0-50 ppm
Model: PNP-H

Critical Environment PNP-I Chlorine (Cl₂) Electrochemical Sensor, 0-5 ppm
Model: PNP-I

Critical Environment PNP-J Chlorine Dioxide (ClO₂) Electrochemical Sensor, 0-1 ppm
Model: PNP-J

Critical Environment PNP-K Hydrogen (H₂) Electrochemical Sensor, 0-1000 ppm
Model: PNP-K

Critical Environment PNP-L Hydrogen Sulphide (H₂S) Electrochemical Sensor, 0-50 ppm
Model: PNP-L

Critical Environment PNP-M Hydrogen Chloride (HCl) Electrochemical Sensor, 0-30 ppm
Model: PNP-M

Critical Environment PNP-N Hydrogen Cyanide (HCN) Electrochemical Sensor, 0-100 ppm
Model: PNP-N