Sensors and transmitters

UK Alphasense electrochemical hydrogen peroxide sensor H2O2 gas sensor - H2O2-A1

The H2O2-A1 is an electrochemical 0-2000ppm hydroxide sensor in A-series packaging, suitable for disinfection, sterilization, textile processing, and water/wastewater treatment applications.

Taiwan serial probe type temperature and humidity sensor - CAEL-S16

Semiconductor and microelectronics industry, pharmaceutical industry, paper industry

UK Clairair infrared CO2 transmitter board - Cirius X

The Cirius X infrared CO2 transmitter board features a reliable linear 4-20mA output platform, compatible with RS232 communication, polarity protection for input power and output signals, detachable 2-line LCD display, and convertible backlight.

The Clairair infrared gas sensor from the UK.

UK Clairair infrared gas sensor - S509-CH4

The S509-CH4 infrared gas sensor is developed based on the Beer-Lambert law and infrared spectroscopy theory, and can accurately detect methane, carbon dioxide, hydrocarbons, and other gases.

UK Clairair infrared gas sensor - S509

The S509 infrared gas sensor is developed based on the Beer-Lambert law and infrared spectroscopy theory, and can accurately detect methane, carbon dioxide, hydrocarbons, and other gases.

UK Clairair infrared gas sensor - S509-CO2

The S509-CO2 infrared gas sensor is developed based on the Beer-Lambert law and infrared spectroscopy theory, and can accurately detect methane, carbon dioxide, hydrocarbons, and other gases.

Germany SGLUX ultraviolet photodiode - SG01D-A18

SiC UV photodiode SG01D-A18 is mainly used for flame control (industrial boilers), water treatment (UV intensity insurance), UV astronomy (array detection), bullet tracking (UV cameras), ozone and pollutant monitoring, flame sensing (fire alarm safety devices and oil droplet monitoring), testing UV intensity in sunlight (gifts, cosmetic tools), and UV intensity testing of UV lamps (disinfection efficiency inspection for medical devices or household disinfection cabinets), etc.

UK Clairair low power infrared gas sensor 0 - Prime RP

Prime RP sensor uses non-dispersive infrared method to detect the presence of hydrocarbon gases

SPEC Sensors (USA) gas sensor, ethylene sensor C2H4

USA SPEC gas sensor ethylene sensor C2H4 - 110-650, 110-651, 110-652

The 110-65x series ethylene sensors are compact and low-profile, making them easy to integrate into wireless, portable, and other IoT solutions.

SPEC Sensors (USA) gas sensor, chlorine gas sensor, Cl₂.

USA SPEC gas sensor chlorine gas sensor Cl₂ - 110-450, 110-451, 110-452

The 110-45x series chlorine gas sensors are compact in size and simple in design, making them easy to integrate into wireless, portable, and other IoT solutions.

UK SST optical level switch photoelectric level sensor

UK SST optical liquid level switch photoelectric liquid level sensor - SL-LLHP-521

SST's SL-LLHP-521 optical sensor is specifically designed for data center cooling applications, consisting of a rugged stainless steel housing and a polysulfone sensing head.

UK Clairair high-resolution infrared carbon dioxide sensor (NDIR CO2 sensor) - Prime3

The Prime3 sensor utilizes NDIR technology to detect CO2 gas concentration. Inside the sensor, there is an infrared light source, a dual-element infrared detector, a unique optical waveguide that allows gas to diffuse in, and an ARM7 core microprocessor. The output voltage is independent of the power supply polarity.

UK Clairair miniature infrared methane sensor - Cirius1

The Cirius1 infrared methane sensor (CH4 sensor) features a compact size, all-metal construction, immunity to external light interference, low power consumption: less than 150mW, and fast response time: less than 30 seconds.

Clairair infrared CO2 sensor from the UK, CO2 sensor.

UK Clairair infrared carbon dioxide sensor CO2 sensor - Cirius2

Cirius2 miniature infrared CO2 sensor features small size, all-metal construction, low power consumption, and fast response time (T90).

UK Clairair infrared carbon dioxide sensor - Cirius3

The Cirius3 infrared carbon dioxide sensor features a compact size, all-metal construction, immunity to external light interference, low power consumption: less than 150mW, and response time: less than 30 seconds.

UK Clairair infrared gas sensor (NDIR CH4 sensor) as an alternative to catalytic combustion

UK Clairair infrared gas sensor replacing catalytic combustion (NDIR CH4 sensor) - PrimePell

PrimePell infrared gas sensor as an alternative to catalytic combustion, utilizing the latest MEMS detector technology, with an all-metal structure and insulated housing. Measuring ranges: from 0-100% LEL methane, 0-100% LEL hydrocarbons, or 0-100% Vol methane.

UK Clairair high-resolution infrared carbon dioxide sensor (NDIR CO2 sensor) - Prime2

The Prime2 sensor uses NDIR technology to detect CO2 gas concentration. Inside the sensor, there is an infrared light source, a dual-element infrared detector, a unique optical waveguide that allows gas to diffuse in, and an ARM7 core microprocessor, with output voltage independent of power supply polarity. The high-resolution infrared carbon dioxide sensor Prime2 can be set to linear voltage output, full range 0.4V-2.0V referenced to the negative terminal of the power supply, or set to catalytic

UK Clairair high-resolution infrared methane sensor (NDIR CH4 sensor) - Prime1

The Prime1 sensor utilizes NDIR technology to detect gas concentration, with detection ranges of 0-100% LEL methane, 0-100% LEL hydrocarbons, or 0-100% Vol methane.

SO - SO-A0-250

Can measure oxygen concentration from 0.1% to 25%, high precision, low cross-sensitivity, typically requires only a single-point calibration in most cases, packaged in TO39, widely used in fixed oxygen concentrators.

Korea KNC catalytic combustion type combustible gas sensor - KGS701

Korean KNC Catalytic Combustion Type Combustible Gas Sensor KGS701

Korea KNC catalytic combustion type combustible gas sensor - KGS702

Korea KNC catalytic combustion type combustible gas sensor KGS702

Korea KNC catalytic combustion type combustible gas sensor - KGS703

Korea KNC catalytic combustion type combustible gas sensor KGS703

Korea KNC catalytic combustion type combustible gas sensor - KGS801

Korea KNC catalytic combustion type combustible gas sensor KGS801

Korea KNC catalytic combustion type combustible gas sensor - KGS901

Korea KNC catalytic combustion type combustible gas sensor KGS901

Korea KNC catalytic combustion type combustible gas sensor - KGS902

Korea KNC catalytic combustion type combustible gas sensor KGS902

Korea KNC hydrogen sensor - KGS704

Korea KNC hydrogen sensor KGS704

Korea KNC hydrogen sensor - KGS903

Korea KNC hydrogen sensor KGS903

Korea KNC hydrogen sensor - KGSH02

Korea KNC Hydrogen Sensor KGSH02

Korea KNC catalytic combustion type combustible gas sensor - KGS601

Korea KNC catalytic combustion type combustible gas sensor KGS601

Korea KNC semiconductor gas sensor - KGS102

KGS 102 is a SnO₂ semiconductor gas sensor widely used in gas detection, air purification systems, automatic ventilation systems, microwave ovens, and other equipment.

Korea KNC catalytic combustion type combustible gas sensor - KGS501

Korea KNC catalytic combustion type combustible gas sensor KGS501

MaxBotix ultrasonic sensor - MB7092

MB7092 Features: Clutter suppression provides distance information for objects with large reflections within the field of view. Real-time calibration, noise suppression, and additional filtering ensure stable distance information. Excellent performance in detecting large targets in environments with clutter or noise. An excellent choice for applications requiring continuous precise output.

SPEC Sensors SO2 sulfur dioxide sensor from the United States

USA SPEC Sensors SO2 sulfur dioxide sensor - 3SP-SO2-20

SPEC's printed electrochemical sulfur dioxide sensor 3SP-SO2-20 offers excellent quality and low price. The ultra-thin printed sensor is easy to integrate into wireless, handheld, and other network solutions. Due to its high performance, low cost, and small size, these sensors are ideal for health, environmental, industrial, and residential monitoring.

Korea SOHA anti-high humidity infrared carbon dioxide CO2 sensor module - SH-DS

Korea SOHA anti-high humidity infrared carbon dioxide CO2 sensor module SH-300-DS is especially suitable for greenhouses, agricultural IoT, agricultural greenhouses and other high-humidity environments, and can withstand humidity up to 99.5% RH.

UK SST, can be exposed to any oxygen concentration environment, fluorescence trace oxygen transmitter

UK SST fluorescence trace oxygen transmitter that can be exposed to any oxygen concentration environment - LOX-TRACE-1000-BLX

Compact size, flow-through housing, sealed base free of any harmful substances, compliant with RoHS & REACH, insensitive to pressure fluctuations, suitable for vacuum applications

German Sglux UV sensor waterproof UV sensor UV sensor

Germany Sglux UV sensor waterproof UV sensor UV sensor - UV-Arc

UV-Arc is a waterproof sensor with a threaded body (G3/4") that will be used on trains to measure the intensity and length of the bow amplitude according to EN 50317.

French Humirel digital output temperature and humidity sensor HTU21D replaces SHT21 and SHT20.

France Humirel digital output temperature and humidity sensor HTU21D, replacing SHT21, SHT20 - HTU21D

The new digital temperature and humidity composite sensor HTU21D features low power consumption, high cost-effectiveness, and a small size, making it suitable for high-volume OEM applications that are price-sensitive and have limited installation space. It can fully replace SHT21 and SHT20. Bulk orders for the HTU21D sensor are eligible for discounts; welcome to inquire.

France Humirel humidity sensor - HM1500LF

The HM1500LF humidity sensor is a humidity probe based on the durable HS1101LF sensing element, designed for OEM applications requiring reliable and precise measurement. The product is compact in size and easy to install. It features a linear voltage output that can be directly connected to a microcontroller.

UK GSS CO2 sensor - CozIR-Blink

CozIR-Blink is a low-power CO2 sensor – with an I2C interface, it is currently the lowest power and longest life infrared CO2 sensor available.

GSS miniature carbon dioxide sensor / CO2 sensor - COZIR-LP

COZIR-LP is a small size, low power consumption, high performance infrared CO2 sensor. At a working frequency of 2Hz, it only consumes 3mW. Due to its low power consumption, this product is very suitable for battery-powered and portable devices. Based on IR LEDF and detection technology, with innovative optical design. COZIR-LP is the third generation product of IR LED CO2 sensing. The range of COZIR LP: 0~2000ppm, 0~50

Japan FIGARO Combustible Gas Pre-calibrated Module

Japan FIGARO combustible gas pre-calibration module - CGM6812-B00

CGM6812-B00 is a new module equipped with Figaro's catalytic combustion-type sensor TGS6812. It can detect methane, LP gas, and hydrogen, and is suitable for hydrogen leak alarms in hydrogen fuel cells and household natural gas alarms.

Japan Figaro FIGARO methane gas pre-calibration module - FSM-T-01

FSM-T-01 is a pre-calibrated module for methane gas alarms. This module uses a TGS2611 sensor combined with an optimized classic circuit to measure methane gas concentration. It is pre-calibrated using Figaro's high-precision calibration equipment and produced with a mature aging process. This module is designed to maximize savings in development and production costs for users, making it easier and simpler for users to manufacture civilian natural gas alarms.

Japan figaro alcohol sensor - TGS2620

Japan figaro alcohol sensor TGS2620 has high sensitivity to organic solvents and alcohol. It is small in size and very suitable for alcohol detectors.

Japan figaro air quality sensor (formaldehyde sensor) - TGS2602

Japan Figaro air quality sensor (formaldehyde sensor) TGS2602 detects gases such as ammonia and hydrogen sulfide produced by waste in office and home environments. This sensor also has high sensitivity to volatile organic compounds (VOCs) such as toluene found in wood finishing and building material products.

Japan FIGARO dissolved oxygen sensor - KDS-25B

The Japan FIGARO Yuasa dissolved oxygen sensor KDS-25B is a unique primary battery type sensor specially developed for water quality control. The most notable feature of this dissolved oxygen sensor is its long service life and immunity to CO2. KDS-25B is one of the ideal sensors for environmental monitoring and water quality testing.

Japanese Figaro combustible gas sensor/LPG sensor

Japan figaro combustible gas sensor / liquefied petroleum gas sensor - TGS2610

The TGS2610 combustible gas sensor/LPG sensor from Figaro has high sensitivity to propane and butane, making it an excellent LPG monitor. Due to its low sensitivity to volatile alcohol (a common interfering gas in residential environments), it is highly suitable for gas leak alarms.

Japan figaro combustible gas sensor / natural gas sensor - TGS2611

The combustible gas sensor / natural gas sensor TGS2611 has high sensitivity to methane gas. Due to its low sensitivity to volatile alcohol (a common interfering gas in residential environments), it is an ideal sensor for household gas leak alarms.

ISweek Gongcai.com gas flow sensor - AFE-01

The gas flow sensor AFE-01 consists of four platinum thin-film resistors, with low impedance and a small heating area.

Korean Samyoung temperature and humidity sensor module

Korea Samyoung temperature and humidity sensor module - HTW-211

The temperature and humidity sensor module HTW-211 is a high-precision, reliable humidity measurement sensor module based on HumiChip®.

UK GSS low power small size miniature infrared carbon dioxide sensor (NDIR CO2 sensor) - MINIR/ExplorIR-M

Infrared carbon dioxide sensor / CO2 sensor MINIR/ExplorIR-M is a low-power (3.5mW) and high-performance CO2 sensor, with a 4-series size, ideal for battery-powered products and portable devices; the measurement range is 0~100%, suitable for industrial, medical, and vegetable storage applications.

UK alphasense PID photoionization gas sensor / TVOC detection sensor (small range) - PID-AH

The photoionization gas sensor / TVOC detection sensor PID-AH can detect VOC gases at 1 ppb and can detect more than 2000 different VOC gases. Many hazardous material raw materials contain VOCs. Due to its high sensitivity to VOCs, PID has become an indispensable practical tool for early hazard warning and leak monitoring of hazardous substances. It is very suitable for ambient air quality monitoring systems and instruments.

UK alphasense oxygen sensor (O2 sensor) - O2-M2

The oxygen sensor (O2 sensor) O2-M2 is an electrochemical oxygen sensor, commonly known as an oxygen battery, with a 4-series size and a 2-year service life. It is used in oxygen alarms and oxygen analyzers, and is widely applied in coal mines, steel, petrochemical, medical, and tunnel industries.

UK GSS High-Speed Response Infrared CO2 Sensor (NDIR CO2 Sensor)

UK GSS high-speed response infrared carbon dioxide sensor (NDIR CO2 sensor) - SprintIR-WF

SprintIR is a high-speed response infrared CO2 sensor (20Hz). The infrared CO2 sensor SprintIR is suitable for applications that need to capture rapid changes in CO2 concentration, such as metabolic assessment and ventilators.

UK Alphasense hydrogen sensor - H2-AF

Hydrogen sensor H2-AF is typically used in hydrogen gas transmitters and various hydrogen detection applications.

UK Alphasense carbon monoxide sensor (CO sensor) - CO-A4

CO-A4 is a high-resolution carbon monoxide sensor, size 4 series, with high resolution, very suitable for ambient air quality monitoring systems and instruments.

UK Alphasense VOC PID photoionization gas sensor - PID-AY5

The photoionization detector PID-AY5 can measure VOCs (volatile organic compounds) and some toxic gases in the range of 1ppb-20ppm, fully compatible and replaceable with the US Baseline photoionization gas sensor PID-20 (045-013)

UK Alphasense PID photoionization gas sensor (medium range) - PID-AR5

The photoionization detector PID-AR5 can measure VOCs (volatile organic compounds) and some toxic gases in the range of (10ppb-200ppm), and is fully compatible as a replacement for the American Baseline photoionization gas sensor PID-200 (045-012) product.

British alphasense long-life oxygen sensor (O2 sensor)

UK alphasense long-life oxygen sensor (O2 sensor) - O2-A3

The O2-A3 is a long-life electrochemical oxygen sensor, commonly known as an oxygen battery, with a size of series 4 and a service life of 4 years. It is used in oxygen alarms and applied in fields such as coal mines and tunnels.

Japan figaro catalytic combustion type combustible gas sensor - TGS6812

Japan Figaro TGS6812 is a catalytic combustion type combustible gas sensor that can detect hydrogen at 100% LEL. It features high accuracy, good stability, fast response, and linear output. It can not only monitor hydrogen but also be used to detect methane and LP gas.

The Alphasense high-resolution four-electrode nitrogen dioxide sensor (NO2 sensor) from the UK, 4-electrode.

UK Alphasense high-resolution four-electrode nitrogen dioxide sensor (NO2 sensor) 4-electrode - NO2-B43F NO2-B43F+

The NO2-B43F sensor is a PPB sensor designed for ambient air quality applications, featuring excellent baseline stability.