Sensors

The guided wave radar level transmitter for both liquids, including corrosive, high-temperature, and low-dielectric medium. Features fast response, interference echo suppression, and robust construction with stainless steel interface. Suitable for complex industrial applications with easy installation and reliable performance.

High precision nitric oxide (NO) gas sensor for sale. This nitric oxide gas sensor is available in 0-50/250/1000/5000ppm ranges. The NO gas sensor has a resolution of 1 ppm and a fast response time of ≤30s. It operates with a bias voltage of +300mV and supports a load resistance of 5~30Ω. Suitable for industrial production plants, media mine shafts and alleys, environmental pollution emissions.

The nitrogen dioxide (NO2) gas sensor uses an electrochemical three-electrode system. It detects NO2 in the 0-20 ppm range, with a maximum load concentration of 200 ppm. The NO2 sensor has a sensitivity of -600 ±150 nA/ppm. Suitable for indoor environmental air quality monitoring, industrial robotics, urban environmental pollution, instrumentation.

Soil heat flux sensor for sale, operates with a DC 5-30V power supply and a maximum power consumption of 0.3W (at 24V DC). It works in temperatures from -40℃ to 60℃ with an accuracy of ±5% at 200W/m². Rated IP68, it measures -2000 to 2000 W/m² and is sealed with black flame-retardant epoxy resin for durability. Used in agricultural research, soil science, environmental monitoring, construction projects, and forestry.

Low cost hydrogen chloride (HCl) gas sensor for sale. It detects 0-50 ppm or 0-200 ppm (optional) with a maximum load of 100 ppm. HCL gas sensor has 300 ±80 nA/ppm sensitivity, 0.1 ppm resolution (0-50 ppm), and 1 ppm resolution (0-200 ppm). The precision is ±10%, and the response time is ≤70s. Gas sensor works in 90-110 kPa pressure and -30°C to 50°C temperature. Can be used in industrial plants, transportation tunnels, energy and electric power, petroleum and petrochemical.

Factory price NTC thermistor temperature sensor for sale, resistance from 5kΩ to 100kΩ optional. NTC thermistor temperature sensor is a high-precision, high-reliability NTC thermistor connected to PVC wire, encapsulated with insulating, thermally conductive, waterproof materials, easy to install and provides remote temperature measurement and control.

Buy a preferential price digital temperature sensors for air duct/water pipe. Digital temperature sensor is particularly suitable for temperature monitoring in various spaces such as air ducts or water pipes. It supports RS485, 4-20mA and 0-10V outputs, with accurate detection, rapid response and no zero drift.

Selling high quality hydrogen cyanide (HCN) gas sensor. This HCN gas sensor uses an electrochemical three-electrode system to detect hydrogen cyanide in the 0-50 ppm range. The gas sensor has 0.1 ppm resolution, ±5% precision, ≤120s response time, and works in 90-110 kPa pressure. Used in environmental quality testing, industrial robots, chemical plants, coal mines, instrumentation.

Competitive price ethylene oxide (ETO) gas sensor for sale. This ethylene oxide gas sensor has a 0-100 ppm measuring range and uses an electrochemical three-electrode system. Gas sensor can handle a maximum load of 200 ppm and has a sensitivity of 250 ±100 nA/ppm. The sensor has 1 ppm resolution, ≤120s response time, and works under 90-110 kPa pressure and -30°C to 50°C temperatures.

Discounted pedal force load cell sensor for sale, has a capacity range of 1-200kg, with optional ranges of 0-50kg, 0-100kg, and 0-200kg. Pedal load cell has a rated output of 1.0-1.5mV/V and a zero balance of ±2%F.S. Built with alloy steel, stainless steel, or aluminum alloy, pedal force load cell has an impedance of 700Ω and insulation of ≥5000MΩ/100VDC. Ideal for measuring pedal forces, brake force, and dynamic loads in automotive systems.

Submersible level sensor adopts 304 stainless steel housing and waterproof cable, can be put in water/oil/fuel tank or reservoir directly for liquid level measurement. The measuring range can be 0-1m/0-3m/0-5m/0-10m ~ 0-200m. Liquid level sensor has optional accuracy 0.5%FS or 0.3%FS, output signal 4-20mA/0-5V/RS485, power supply DC 24V/12V. The cable type and connection type are also customizable.

Sell high quality chlorine dioxide (ClO2) gas sensor. This chlorine dioxide gas sensor uses an electrochemical three-electrode system to detect 0-50 ppm with a maximum load of 50 ppm. It has a sensitivity of -600 ±200 nA/ppm and maintains zero drift below 0.3 ppm. The ClO2 sensor offers 0.1 ppm resolution, a ≤60s response time, and operates under 90-110 kPa pressure and -30°C to 50°C temperatures.

High temperature level sensor adopts separated structure and consist of 316L stainless steel gas collector, 316L stainless steel capillary tube and protection head. Water/oil/fuel tank level sensor can be used in high temperature (-20~+85℃ (-4~+185℉)) or corrosive liquid. The measuring range can be 0-1m/0-3m/0-5m/0-7m/0-10m/0-12m ~ 0-20m. High temperature liquid level sensor has optional output signal 0-20mA/4-20mA/0-5V/1-5V/0-10V, optional accuracy 0.5%FS or 0.3%FS and power supply DC 24V/12V.

Stainless steel photoelectric level sensor, 1/4 NPT thread type, is NPN/ PNP signal output directly driving the relay. It is a kind of liquid level controller which detects with infrared ray to avoid inducting wrong action by interference of sun or light. The optical water level sensor is easy mounting and can be used in impure or adhesive liquid. The maximum current consumption of the liquid level sensor is less than 15mA, with low power consumption and fast response.

Discounted tetrahydrothiophene (THT) gas sensor for sale at a low price, with a 0-50 ppm measuring range. The THT gas sensor has 0-50ppm measuring rang, 0.5ppm resolution, ±10% precision. It can be used in air quality testing, industrial robots, chemical plants, coal mines, instrumentation, underground pipelines, security workshops, fire emergencies and so on.

Hydrogen (H₂) gas sensor detects 0-1000/2000/5000 ppm using an electrochemical three-electrode system. It offers 7.5 ±2.5 nA/ppm sensitivity, 10 ppm resolution, and T90 <100s response time. Operating at 0 mV bias voltage, The H₂ gas sensor supports 5-30Ω load resistance and works in -30°C to 50°C, 15%-90% RH (non-condensing). Used in environmental quality testing, industrial robots, chemical plants, coal mines, instrumentation.

Photoelectric level sensor with 3 wire for sale, M12 thread type, NPN/ PNP signal output directly drives the relay. Photoelectric switch is a kind of liquid level controller which detects with infrared ray to avoid inducting wrong action by interference of sun or light. It is easy mounting and can be used in impure or adhesive liquid. The level sensor is available in two specifications: common type and high-temperature resistant type to meet the needs of different applications.

This Methanethiol (CH3SH) gas sensor is a high-performance, cost-effective solution for detecting methanethiol concentrations in the range of 0-10ppm or 0-100ppm. This compact and low-power sensor is ideal for reliable gas monitoring in various industrial and environmental applications, providing accurate and dependable performance.

Tuning fork level switch online for sale. The vibrating fork level switch has optional standard type/ high temperature type/ extended type and flange type, g1" thread/ 1" NPT two threads can be chosen, input voltage DC24V/ AC220V are available. The sensor material of the tuning fork level switch is 316 stainless steel, and the connector material is 304 stainless steel, which has good corrosion resistance.

Chlorine (Cl2) gas sensor sold at a discount, measures 0~20ppm, 0~50ppm, and 0~100ppm ranges with ±10% accuracy and resolutions of 1ppm or 0.1ppm, operates on 10~30V DC with RS485 and 4-20mA/0-5V/0-10V output signals, consuming 0.12W or 0.25W. Suitable for workshops, chemical plants, electronic industry, confined living places and other occasions that require real-time monitoring of chlorine concentration.