Gas Sensors

Browse available Gas Sensors part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Packaging	Product Status	Type	Oxygen Range	Accuracy	Output	Operating Temperature	Voltage - Supply	Current - Supply
PS1-HCHO-100 SENSOR SOLID POLYMER GAS Amphenol SGX Sensortech	2,370	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-
PS1-CH4S-100 SENSOR POLYMER GAS Amphenol SGX Sensortech	1,116	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-
PS1-ETO-200 SENSOR SOLID POLYMER GAS Amphenol SGX Sensortech	1,472	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-
PS1-ETO-1000 SENSOR SOLID POLYMER GAS Amphenol SGX Sensortech	3,009	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-
SRAQ-G401 DUCT TYPE CO2 GAS SENSOR L-com	1,631	-	RFQ	Datasheet	SRAQ	Bag	Active	Carbon Dioxide (CO2)	0 mbar ~ 25 bar	±3%	0 V ~ 10 V	-10°C ~ 50°C	12V ~ 24V	-
USEQGCDAN82100 SENSOR NITROGEN DIOXIDE VOLT OUT KEMET	2,129	-	RFQ	Datasheet	QGC	Bulk	Discontinued at Digi-Key	Nitrogen Dioxide (NO2)	-	-	Voltage	-40°C ~ 85°C	2.7V ~ 8V	-
SRAQ-D198-1 AMMONIA GAS TRANSMITTER, RS485 L-com	4,753	-	RFQ	Datasheet	SRAQ	Bag	Active	Ammonia (NH3)	0 mbar ~ 7.5 bar	±10%	RS485	-	11.8V ~ 12.2V	-
SGX-4O3-20 4 SERIES OZONE SENSOR 20PPM Amphenol SGX Sensortech	4,379	-	RFQ	Datasheet	SGX	Bulk	Active	Ozone (O3)	0 mbar ~ 500 mbar	-	Voltage	-30°C ~ 50°C	1.3V	1A
EC4-500-ETO SENSOR ETO 500PPM Amphenol SGX Sensortech	2,637	-	RFQ	Datasheet	4	Bulk	Obsolete	Ethylene Oxide (C2H4O)	-	-	-	-20°C ~ 50°C	-	-
USEQGCDAN8L100 SENSOR NITRIC OXIDE VOLTAGE OUT KEMET	3,046	-	RFQ	Datasheet	QGC	Tube	Active	Nitric Oxide (NO)	-	-	Voltage	-40°C ~ 85°C	2.7V ~ 8V	-
SGX-7O3-20 7 SERIES OZONE SENSOR 20PPM Amphenol SGX Sensortech	2,322	-	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-
SRAQ-G018 H2S SENSOR MODULE(MQ136) L-com	1,470	-	RFQ	Datasheet	SRAQ	Bag	Active	Hydrogen Sulfide (H2S)	250 mbar ~ 5 bar	-	Analog	-10°C ~ 50°C	4.8V ~ 5.2V	150mA
EC4-20-NO2 SENSOR NITROGEN DIOXIDE 20PPM Amphenol SGX Sensortech	3,386	-	RFQ	Datasheet	4	Bulk	Active	Nitrogen Dioxide (NO2)	-	-	-	-20°C ~ 50°C	-	-
SRAQ-D622-2 CO2 TRANSMITTER, 0-10V OUTPUT, 0 L-com	3,520	-	RFQ	Datasheet	SRAQ	Bag	Active	Carbon Dioxide (CO2)	0 mbar ~ 50 bar	±5%	0 V ~ 10 V	0°C ~ 60°C	23.5V ~ 24.5V	150mA
SRAQ-G200 OZONE GAS TRANSMITTER(MQ131),O3 L-com	2,444	-	RFQ	Datasheet	SRAQ	Bag	Active	Ozone (O3)	0.25 mbar ~ 25 mbar	-	PWM	-20°C ~ 65°C	5V	100mA
USEQGCDAS82100 SENSOR SULFUR DIOXIDE VOLT OUT KEMET	4,661	-	RFQ	Datasheet	QGC	Tube	Discontinued at Digi-Key	Sulfur Dioxide (SO2)	-	-	Voltage	-40°C ~ 85°C	2.7V ~ 8V	-
PS1-HCN-50 HYDROGEN CYANIDE 50PPM Amphenol SGX Sensortech	2,972	-	RFQ	Datasheet	PS1	Bulk	Active	Hydrogen Cyanide (HCN)	0 mbar ~ 1250 mbar	-	Voltage	-20°C ~ 55°C	-	-
PS1-NO2-1000 NITROGEN DIOXIDE 1000PPM Amphenol SGX Sensortech	3,876	-	RFQ	Datasheet	PS1	Bulk	Active	Nitrogen Dioxide (NO2)	0 mbar ~ 25 bar	-	Voltage	-40°C ~ 55°C	-	-
PS1-NH3-100 AMMONIA 100PPM Amphenol SGX Sensortech	1,466	-	RFQ	Datasheet	PS1	Bulk	Active	Ammonia (NH3)	0 mbar ~ 2.5 bar	-	Voltage	-40°C ~ 55°C	-	-
SRAQ-D732-1 CO2 AIR QUALITY MONITOR, RS485 O L-com	2,702	-	RFQ	Datasheet	SRAQ	Bag	Active	Carbon Dioxide (CO2)	10000 mbar ~ 50 bar	±3%	RS485	-20°C ~ 60°C	9V ~ 24V	60mA

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FREQUENTLY ASKED QUESTIONS

Gas Sensors FAQ

Common questions about selecting, comparing and sourcing Gas Sensors components through Winsun (HK) Electronics.

What should I check when selecting Gas Sensors components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific Gas Sensors part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Gas Sensors parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Gas Sensors components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.