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Collection: Gas Detection

Devices for monitoring gases in industrial and commercial environments. Detection and alarm notifications for hazardous gases, including refrigerant, toxic and combustible. Manufacturers we carry include Honeywell Analytics and Greystone Energy.

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Greystone Energy (12 products)
Honeywell Analytics (230 products)

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0-25%VOL (9 products)
2106B (9 products)
301C (3 products)
301C Series (10 products)
301C Controller (7 products)
301C Series (6 products)
4-20mA (31 products)
4-20 mA (12 products)
0-50 ppm (37 products)
0-300 ppm (12 products)
300ppm (7 products)
3 Relays (28 products)
120 VAC (10 products)
24VAC/VDC (3 products)
0-10 Vdc (12 products)
'-40 to 122F (7 products)
(H2S) (9 products)
-40 to 50C (7 products)
2-wire (13 products)
2106B15 (9 products)
2106B18xx Series (9 products)
3-wire (12 products)
301-EM (22 products)
ABS polycarbonate enclosure (7 products)
Aluminum Enclosure (28 products)
Ammonia (3 products)
Ammonia (NH3) (28 products)
Analog (3 products)
Arsine (AsH3) (24 products)
Bluetooth (7 products)
Calibration Kit (4 products)
Canada (9 products)
CARB compliant (15 products)
Carbon dioxide (CO2) 0-2% VOL (9 products)
Carbon Monoxide (12 products)
Carbon monoxide (6 products)
Class I (29 products)
Clear lens (3 products)
CMD5B1 Series (12 products)
CO (6 products)
CO (Carbon Monoxide) (7 products)
Combo Sensors (12 products)
Commercial Enclosure (15 products)
cULus (7 products)
Div 2 (28 products)
Division 2 (4 products)
E3Point (18 products)
E3 Point Series (4 products)
ECFX Series (3 products)
Electromechanical Cell (28 products)
electromechanical sensing (12 products)
End of Line Particulate Filter (3 products)
explosion-proof (11 products)
Explosion-Proof Transmitter (28 products)
Gas Detection (12 products)
Gas Detection Accessories (88 products)
Gas Detection Controllers (49 products)
Gas Detection Sensors (54 products)
gas sensor (9 products)
Germane (GeH4) (24 products)
Greystone (12 products)
H2 (7 products)
Honeywell Analytics (230 products)
Housing (3 products)
Hydrogen (7 products)
Hydrogen sulfide (9 products)
IAQ Sensors (12 products)
Indoor (5 products)
Infrared (10 products)
IR-F9-R422d-0/500-COM (15 products)
mA (7 products)
Manning AirScan IR-F9 (15 products)
MIDAS (25 products)
MIDAS-E (24 products)
Modbus (28 products)
NEMA 4X (5 products)
NH3 (3 products)
no Sensor (5 products)
No Transmitter (24 products)
O2 (9 products)
optional on board relay (12 products)
Outdoor (5 products)
Oxygen (9 products)
R11 Gas Detection Sensors (10 products)
R123 (9 products)
R422d 0/500 ppm (15 products)
Refrigerant Detection (28 products)
remote Sensor (6 products)
replacement cell kits (9 products)
RTD (18 products)
Sensepoint (20 products)
Sensepoint XCD (37 products)
Sensepoint XCD Series (14 products)
Sensepoint XRL (7 products)
Sensor Only (25 products)
Strobe (4 products)
transmitters (9 products)
Wall Mount (4 products)
XCD (18 products)
Yellow (7 products)

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Honeywell Analytics (230 products)

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0-25%VOL (9 products)
2106B (9 products)
301C (3 products)
301C Series (10 products)
301C Controller (7 products)
301C Series (6 products)
4-20mA (31 products)
4-20 mA (12 products)
0-50 ppm (37 products)
0-300 ppm (12 products)
300ppm (7 products)
3 Relays (28 products)
120 VAC (10 products)
24VAC/VDC (3 products)
0-10 Vdc (12 products)
'-40 to 122F (7 products)
(H2S) (9 products)
-40 to 50C (7 products)
2-wire (13 products)
2106B15 (9 products)
2106B18xx Series (9 products)
3-wire (12 products)
301-EM (22 products)
ABS polycarbonate enclosure (7 products)
Aluminum Enclosure (28 products)
Ammonia (3 products)
Ammonia (NH3) (28 products)
Analog (3 products)
Arsine (AsH3) (24 products)
Bluetooth (7 products)
Calibration Kit (4 products)
Canada (9 products)
CARB compliant (15 products)
Carbon dioxide (CO2) 0-2% VOL (9 products)
Carbon Monoxide (12 products)
Carbon monoxide (6 products)
Class I (29 products)
Clear lens (3 products)
CMD5B1 Series (12 products)
CO (6 products)
CO (Carbon Monoxide) (7 products)
Combo Sensors (12 products)
Commercial Enclosure (15 products)
cULus (7 products)
Div 2 (28 products)
Division 2 (4 products)
E3Point (18 products)
E3 Point Series (4 products)
ECFX Series (3 products)
Electromechanical Cell (28 products)
electromechanical sensing (12 products)
End of Line Particulate Filter (3 products)
explosion-proof (11 products)
Explosion-Proof Transmitter (28 products)
Gas Detection (12 products)
Gas Detection Accessories (88 products)
Gas Detection Controllers (49 products)
Gas Detection Sensors (54 products)
gas sensor (9 products)
Germane (GeH4) (24 products)
Greystone (12 products)
H2 (7 products)
Honeywell Analytics (230 products)
Housing (3 products)
Hydrogen (7 products)
Hydrogen sulfide (9 products)
IAQ Sensors (12 products)
Indoor (5 products)
Infrared (10 products)
IR-F9-R422d-0/500-COM (15 products)
mA (7 products)
Manning AirScan IR-F9 (15 products)
MIDAS (25 products)
MIDAS-E (24 products)
Modbus (28 products)
NEMA 4X (5 products)
NH3 (3 products)
no Sensor (5 products)
No Transmitter (24 products)
O2 (9 products)
optional on board relay (12 products)
Outdoor (5 products)
Oxygen (9 products)
R11 Gas Detection Sensors (10 products)
R123 (9 products)
R422d 0/500 ppm (15 products)
Refrigerant Detection (28 products)
remote Sensor (6 products)
replacement cell kits (9 products)
RTD (18 products)
Sensepoint (20 products)
Sensepoint XCD (37 products)
Sensepoint XCD Series (14 products)
Sensepoint XRL (7 products)
Sensor Only (25 products)
Strobe (4 products)
transmitters (9 products)
Wall Mount (4 products)
XCD (18 products)
Yellow (7 products)

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242 products

Honeywell Gas Detection Accessory 1991-0147 End of Line Particulate Filter

Honeywell Gas Detection Accessory 1991-0147 End of Line Particulate Filter

Regular price $80.04 USD

Regular price Sale price $80.04 USD
Greystone CMD5B5110-MOD Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, two relays, status LED and Modbus communications

Greystone CMD5B5110-MOD Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, two relays, status LED and Modbus communications

Regular price $399.34 USD

Regular price Sale price $399.34 USD
Greystone CMD5B5110-BAC Carbon Monoxide Detector 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, two relays, status LED and BACnet communications

Greystone CMD5B5110-BAC Carbon Monoxide Detector 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, two relays, status LED and BACnet communications

Regular price $399.34 USD

Regular price Sale price $399.34 USD
Greystone CMD5B5110 Carbon Monoxide DetectorCO detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, two relays and status LED

Greystone CMD5B5110 Carbon Monoxide DetectorCO detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, two relays and status LED

Regular price $335.76 USD

Regular price Sale price $335.76 USD
Greystone CMD5B5100-MOD Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, relay, status LED and Modbus communications

Greystone CMD5B5100-MOD Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, relay, status LED and Modbus communications

Regular price $384.04 USD

Regular price Sale price $384.04 USD
Greystone CMD5B5100-BAC Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, relay, status LED and BACnet communications

Greystone CMD5B5100-BAC Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, relay, status LED and BACnet communications

Regular price $384.04 USD

Regular price Sale price $384.04 USD
Greystone CMD5B5100-BAC Carbon Monxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, relay and status LED

Greystone CMD5B5100-BAC Carbon Monxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, relay and status LED

Regular price $320.52 USD

Regular price Sale price $320.52 USD
Greystone CMD5B5000-MOD Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, status LED and Modbus communications

Greystone CMD5B5000-MOD Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, status LED and Modbus communications

Regular price $368.76 USD

Regular price Sale price $368.76 USD
Greystone CMD5B5000-MOD Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, status LED and BACnet communications

Greystone CMD5B5000-MOD Carbon Monoxide Detector, 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch, status LED and BACnet communications

Regular price $368.76 USD

Regular price Sale price $368.76 USD
Greystone CMD5B5000 Carbon Monoxide Detector 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch and status LED

Greystone CMD5B5000 Carbon Monoxide Detector 5% electrochem, Duct, selectable Ranges and outputs, LCD display, test switch and status LED

Regular price $305.24 USD

Regular price Sale price $305.24 USD
Greystone CMD5B1000-MOD Carbon Monoxide Detector, 5% electrochem, Room, 0-300 PPM range, 4-20mA & relay output, Modbus Communications

Greystone CMD5B1000-MOD Carbon Monoxide Detector, 5% electrochem, Room, 0-300 PPM range, 4-20mA & relay output, Modbus Communications

Regular price $206.08 USD

Regular price Sale price $206.08 USD
Greystone CMD5B1000-MOD Carbon Monoxide Detector, 5% electrochem, Room, 0-300 PPM range, Modbus Communications

Greystone CMD5B1000-MOD Carbon Monoxide Detector, 5% electrochem, Room, 0-300 PPM range, Modbus Communications

Regular price $188.04 USD

Regular price Sale price $188.04 USD
Greystone CMD55-CALPCB Carbon Monoxide Detector, 5% electrochem, Room, 0-300 PPM range 4-20mA output

Greystone CMD55-CALPCB Carbon Monoxide Detector, 5% electrochem, Room, 0-300 PPM range 4-20mA output

Regular price $190.80 USD

Regular price Sale price $190.80 USD
Honeywell Analytics 2106B1599 Specialty Sensor Accessory, Nitrogen dioxide (NO2) 0-10 ppm Replacement Cell Kit

Honeywell Analytics 2106B1599 Specialty Sensor Accessory, Nitrogen dioxide (NO2) 0-10 ppm Replacement Cell Kit

Regular price $1,120.60 USD

Regular price Sale price $1,120.60 USD
Honeywell Analytics 2106B1597 Specialty Sensor Accessory, Hydrogen (H2) 0-1,000 ppm Replacement Cell Kit

Honeywell Analytics 2106B1597 Specialty Sensor Accessory, Hydrogen (H2) 0-1,000 ppm Replacement Cell Kit

Regular price $1,171.59 USD

Regular price Sale price $1,171.59 USD
Honeywell Analytics 2106B1596 Specialty Sensor Accessory, Ammonia (NH3) 0-50 ppm Replacement Cell Kit

Honeywell Analytics 2106B1596 Specialty Sensor Accessory, Ammonia (NH3) 0-50 ppm Replacement Cell Kit

Regular price $1,258.65 USD

Regular price Sale price $1,258.65 USD
Honeywell Analytics 2106B1594 Specialty Sensor Accessory, Nitric oxide (NO) 0-100 ppm Replacement Cell Kit

Honeywell Analytics 2106B1594 Specialty Sensor Accessory, Nitric oxide (NO) 0-100 ppm Replacement Cell Kit

Regular price $1,198.95 USD

Regular price Sale price $1,198.95 USD
Honeywell Analytics 2106B1549 Specialty Sensor Accessory, Hydrogen sulfide (H2S) 0-50 ppm Replacement Cell Kit

Honeywell Analytics 2106B1549 Specialty Sensor Accessory, Hydrogen sulfide (H2S) 0-50 ppm Replacement Cell Kit

Regular price $1,120.60 USD

Regular price Sale price $1,120.60 USD
Honeywell Analytics 2106B1548 Specialty Sensor Accessory, Carbon monoxide (CO) 0-200 ppm Cell Kit

Honeywell Analytics 2106B1548 Specialty Sensor Accessory, Carbon monoxide (CO) 0-200 ppm Cell Kit

Regular price $1,120.60 USD

Regular price Sale price $1,120.60 USD
Honeywell Analytics 2106B1547 Specialty Sensor Accessory, Chlorine (Cl2) 0-5 ppm Replacement Cell Kit

Honeywell Analytics 2106B1547 Specialty Sensor Accessory, Chlorine (Cl2) 0-5 ppm Replacement Cell Kit

Regular price $1,361.88 USD

Regular price Sale price $1,361.88 USD
Honeywell Analytics 2106B1546 Specialty Sensor Accessory, Sulfur dioxide (SO2) 0-15 ppm Replacement Cell Kit

Honeywell Analytics 2106B1546 Specialty Sensor Accessory, Sulfur dioxide (SO2) 0-15 ppm Replacement Cell Kit

Regular price $1,198.95 USD

Regular price Sale price $1,198.95 USD
Honeywell Analytics 2106B1545 Specialty Sensor Accessory, Oxygen (O2) 0-25%VOL Replacement Cell Kit

Honeywell Analytics 2106B1545 Specialty Sensor Accessory, Oxygen (O2) 0-25%VOL Replacement Cell Kit

Regular price $1,065.87 USD

Regular price Sale price $1,065.87 USD
Honeywell Analytics 2106B1830 Explosion-Proof Gas Sensor, Oxygen (O2) 0-25%VOL Sensor

Honeywell Analytics 2106B1830 Explosion-Proof Gas Sensor, Oxygen (O2) 0-25%VOL Sensor

Regular price $1,554.66 USD

Regular price Sale price $1,554.66 USD
Honeywell Analytics 2106B1822 Explosion-Proof Gas Sensor, Nitrogen dioxide (NO2) 0-10 ppm Sensor

Honeywell Analytics 2106B1822 Explosion-Proof Gas Sensor, Nitrogen dioxide (NO2) 0-10 ppm Sensor

Regular price $1,684.01 USD

Regular price Sale price $1,684.01 USD
Honeywell Analytics 2106B1820 Explosion-Proof Gas Sensor, Sulfur dioxide (SO2) 0-15 ppm Sensor

Honeywell Analytics 2106B1820 Explosion-Proof Gas Sensor, Sulfur dioxide (SO2) 0-15 ppm Sensor

Regular price $1,906.63 USD

Regular price Sale price $1,906.63 USD
Honeywell Analytics 2106B1818 Explosion-Proof Gas Sensor, Nitric oxide (NO) 0-100 ppm Sensor

Honeywell Analytics 2106B1818 Explosion-Proof Gas Sensor, Nitric oxide (NO) 0-100 ppm Sensor

Regular price $1,819.57 USD

Regular price Sale price $1,819.57 USD
Honeywell Analytics 2106B1817 Explosion-Proof Gas Sensor, Hydrogen (H2) 0-1,000 ppm Sensor

Honeywell Analytics 2106B1817 Explosion-Proof Gas Sensor, Hydrogen (H2) 0-1,000 ppm Sensor

Regular price $1,684.01 USD

Regular price Sale price $1,684.01 USD
Honeywell Analytics 2106B1813 Explosion-Proof Gas Sensor, Ammonia (NH3) 0-50 ppm Sensor

Honeywell Analytics 2106B1813 Explosion-Proof Gas Sensor, Ammonia (NH3) 0-50 ppm Sensor

Regular price $1,881.76 USD

Regular price Sale price $1,881.76 USD
Honeywell Analytics 2106B1810 Explosion-Proof Gas Sensor, Chlorine (Cl2) 0-5 ppm Sensor

Honeywell Analytics 2106B1810 Explosion-Proof Gas Sensor, Chlorine (Cl2) 0-5 ppm Sensor

Regular price $1,906.63 USD

Regular price Sale price $1,906.63 USD
Honeywell Analytics 2106B1806 Explosion-Proof Gas Sensor, Carbon monoxide (CO) 0-200 ppm Sensor

Honeywell Analytics 2106B1806 Explosion-Proof Gas Sensor, Carbon monoxide (CO) 0-200 ppm Sensor

Regular price $1,684.01 USD

Regular price Sale price $1,684.01 USD
Honeywell Analytics 2106B1801 Explosion-Proof Gas Sensor, Hydrogen sulfide (H2S) 0-50 ppm Sensor

Honeywell Analytics 2106B1801 Explosion-Proof Gas Sensor, Hydrogen sulfide (H2S) 0-50 ppm Sensor

Regular price $1,684.01 USD

Regular price Sale price $1,684.01 USD
Honeywell Analytics 301-C-DLC-BIP 301C Gas Detection Network Central Controller, with Datalogger, BACnet/IP Output, ABS polycarbonate enclosure

Honeywell Analytics 301-C-DLC-BIP 301C Gas Detection Network Central Controller, with Datalogger, BACnet/IP Output, ABS polycarbonate enclosure

Regular price $5,034.61 USD

Regular price Sale price $5,034.61 USD
Honeywell Analytics 301-C-DLC 301C Gas Detection Network Central Controller, with Datalogger, ABS polycarbonate enclosure

Honeywell Analytics 301-C-DLC 301C Gas Detection Network Central Controller, with Datalogger, ABS polycarbonate enclosure

Regular price $2,623.02 USD

Regular price Sale price $2,623.02 USD
Honeywell Analytics 301C24-DLC-BIP Gas Detection Network Central Controller with Datalogger, BACnet/IP output, ABS polycarbonate enclosure, Title 24 Compliant

Honeywell Analytics 301C24-DLC-BIP Gas Detection Network Central Controller with Datalogger, BACnet/IP output, ABS polycarbonate enclosure, Title 24 Compliant

Regular price $6,428.82 USD

Regular price Sale price $6,428.82 USD
Honeywell Analytics 301C24-DLC Gas Detection Network Central Controller with Datalogger, ABS polycarbonate enclosure, Title 24 Compliant

Honeywell Analytics 301C24-DLC Gas Detection Network Central Controller with Datalogger, ABS polycarbonate enclosure, Title 24 Compliant

Regular price $3,335.68 USD

Regular price Sale price $3,335.68 USD
Honeywell Analytics 301C24 Gas Detection Network Central Controller, ABS polycarbonate enclosure, Title 24 Compliant

Honeywell Analytics 301C24 Gas Detection Network Central Controller, ABS polycarbonate enclosure, Title 24 Compliant

Regular price $3,492.38 USD

Regular price Sale price $3,492.38 USD
Honeywell Analytics 301-C 301C Gas Detection Network Central Controller, ABS polycarbonate enclosure

Honeywell Analytics 301-C 301C Gas Detection Network Central Controller, ABS polycarbonate enclosure

Regular price $2,623.02 USD

Regular price Sale price $2,623.02 USD
Honeywell Analytics 301-EM-US3 Controller Type 3 US, Gas Detection Network Expansion Module for 301C

Honeywell Analytics 301-EM-US3 Controller Type 3 US, Gas Detection Network Expansion Module for 301C

Regular price $2,365.57 USD

Regular price Sale price $2,365.57 USD
Honeywell Analytics 301-EMRP-RFSA Remote Panel w/ Horn & Strobe, Gas Detection Network Expansion Module for 301C

Honeywell Analytics 301-EMRP-RFSA Remote Panel w/ Horn & Strobe, Gas Detection Network Expansion Module for 301C

Regular price $1,911.61 USD

Regular price Sale price $1,911.61 USD
Honeywell Analytics 301-EMRP Remote Panel, Gas Detection Network Expansion Module for 301C

Honeywell Analytics 301-EMRP Remote Panel, Gas Detection Network Expansion Module for 301C

Regular price $1,283.53 USD

Regular price Sale price $1,283.53 USD
Honeywell Analytics 301-EM-RFSA-US3 Controller w/ Horn & Strobe Type 3 US, Gas Detection Network Expansion Module for 301C

Honeywell Analytics 301-EM-RFSA-US3 Controller w/ Horn & Strobe Type 3 US, Gas Detection Network Expansion Module for 301C

Regular price $3,019.77 USD

Regular price Sale price $3,019.77 USD
Honeywell Analytics 301-EM-RFSA-CA2 Controller w/ Horn & Strobe Type 2 Canada, Gas Detection Network Expansion Module for 301C

Honeywell Analytics 301-EM-RFSA-CA2 Controller w/ Horn & Strobe Type 2 Canada, Gas Detection Network Expansion Module for 301C

Regular price $3,433.93 USD

Regular price Sale price $3,433.93 USD
Honeywell Analytics 301-EM-RFSA-CA1 Controller w/ Horn & Strobe, Type 1 Canada, Gas Detection Network Expansion Module for 301C

Honeywell Analytics 301-EM-RFSA-CA1 Controller w/ Horn & Strobe, Type 1 Canada, Gas Detection Network Expansion Module for 301C

Regular price $3,596.86 USD

Regular price Sale price $3,596.86 USD
Honeywell Analytics 301-EM-CA2 Controller Type 2 Canada (for use with all other refrigerants), Gas Detection Network Expansion Module for 301C

Honeywell Analytics 301-EM-CA2 Controller Type 2 Canada (for use with all other refrigerants), Gas Detection Network Expansion Module for 301C

Regular price $2,815.80 USD

Regular price Sale price $2,815.80 USD
Honeywell Analytics 301-EM-CA1 Controller Type 1 Canada (for use with R123), Gas Detection Network Expansion Module for 301C

Honeywell Analytics 301-EM-CA1 Controller Type 1 Canada (for use with R123), Gas Detection Network Expansion Module for 301C

Regular price $2,815.80 USD

Regular price Sale price $2,815.80 USD
Honeywell Analytics S301 Series R507a Refrigerant Gas Sensor

Honeywell Analytics S301 Series R507a Refrigerant Gas Sensor

Regular price $2,965.04 USD

Regular price Sale price $2,965.04 USD
Honeywell Analytics S301 Series R4310 Refrigerant Gas Sensor

Honeywell Analytics S301 Series R4310 Refrigerant Gas Sensor

Regular price $2,965.04 USD

Regular price Sale price $2,965.04 USD
Honeywell Analytics S301 Series R410a Refrigerant Gas Sensor

Honeywell Analytics S301 Series R410a Refrigerant Gas Sensor

Regular price $2,831.97 USD

Regular price Sale price $2,831.97 USD
Honeywell Analytics S301 Series R407c Refrigerant Gas Sensor

Honeywell Analytics S301 Series R407c Refrigerant Gas Sensor

Regular price $2,965.04 USD

Regular price Sale price $2,965.04 USD
Honeywell Analytics S301 Series R404a Refrigerant Gas Sensor

Honeywell Analytics S301 Series R404a Refrigerant Gas Sensor

Regular price $2,965.04 USD

Regular price Sale price $2,965.04 USD

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