Sensors

Get a gas flow sensor at low price. It measures the flow of air, Nitrogen(N2), Oxygen (O2) and other non-aggressive gases with high accuracy. This air flow sensor operates with a 5V supply voltage, -10~200SLM flow range, and digital IC interface, Mainly used in ventilators, medical, environmental monitoring and laboratories.

High accuracy piezoelectric pressure sensor can measure pipeline pressure and explosion pressure in the range of 10/50/100/200/400/600 MPa. Stainless steel pressure transducer has characteristics of small size, lightweight, wide frequency response and high rigidity.

Sold indoor pipe thermocouple temperature sensor, offers a measurement range of -50 to 100℃ with insertion depths of 100mm, 150mm, or 200mm. The thermocouple sensor provides output signals in 4~20mA and RS485, with a response time of 18 seconds and stability of ±0.1% FS per year. The temperature sensor has a protection level of IP65 (after electrical connection) and operates in environmental temperatures of -40 to 85℃ with humidity levels up to 95% RH (no condensation). It has an accuracy level of 0.25%FS and 0.5%FS. Ideal for precise temperature control in indoor environment, ventilation ducts, HVAC systems, and other temperature and humidity-controlled environments.

Aluminum alloy rail type magnetostrictive displacement sensor for measuring linear displacement, external installation, compact structure, easy to use, good security, suitable for CNC machinery worked in large vibration.

Mini infrared through beam photoelectric switch with a compact 45° clip-on design for easy installation, operating on DC 10–30V, offering high sensitivity, fast response, and strong resistance to light interference. Ideal for barrier gates, garage door openers, and various small automation devices, with durable, stable performance, IP65 protection.

Ozone gas sensors for sale online. It has high sensitivity to Ozone and also has certain sensitivity to strong oxidizing gases such as Chlorine and Nitrogen Dioxide. Ozone (O3) detection sensor, with a detection range of 10ppb to 1000ppb, widely used in household Ozone concentrations exceeding alarm alarms, industrial Ozone concentrations exceeding alarm alarms, etc.

Pt100 RTD sensor is a platinum resistor temperature sensor, with small diameter, good flexibility, good vibration resistance, high accurate and fast thermal response time. RTD sensor can directly measure the temperature in the range of -200~+420 ℃ in various production processes.

Buy a compact sensor for humidity and temperature online. It uses the optical cold mirror principle to directly measure temperature and humidity. High-precision temperature and humidity sensor is equipped with standard Modbus RTU communication, widely used in measurement and testing, aviation, university scientific research, meteorological environment, electronic power, medicine and other industries.

Subminiature load cell is a button type load cell with a diameter only 8mm. It is made of stainless steel, with protection class IP66, Φ2*2m cable. Subminiature load cell can be used for keyboard button hand-feeling test, force tester, automated assembly of new energy products and automotive products. It can be customized for the high-temperature working condition such as injection moulding, extrusion and other manufacturing processes.

Factory price temperature and humidity transmitter can switch the temperature range of 0~50℃ or -40~+60℃, and the RS485/0~10V/0~5V signal output is optional. High-precision rail-type temperature and humidity sensor is used in scientific research, chemical industry, environmental protection, medical and health, food and other occasions where air temperature and humidity need to be measured and controlled.

The mass air flow sensor is a thermal flow sensor that calculates the flow rate of the gas being measured by measuring resistance changes. Built-in temperature compensation, -3~3L/min measurement range, accurate, stable, high and low temperature resistance, good linearity, fast response time, the micro flow sensor is suitable for various scenarios that need to measure gas flow.

The True RMS voltage sensor supports AC/DC input voltages ranging from 75mV to 500V, output in DC 0-5V or 0-10V with an accuracy class of 0.5 and a load capacity of 5mA, other parameters can be customized. It requires DC +12V or +24V auxiliary power, with a static current consumption of ≤30mA and a response time of ≤250ms. Perfect for use in VFD systems, SCR-controlled devices, and other equipment requiring true RMS voltage measurement.

Ultrasonic level sensor has integrated structure and mainly consists of LCD display, ultrasonic probe and waterproof connector. Ultrasonic liquid level sensor features an LCD display with IP65 protection and an ultrasonic probe with IP68 protection, suitable for various industrial and outdoor applications. The measuring range can be from 0-5m, 0-10m, 0-15m, 0-20m to 0-60m. The output signal can be 4-20mA or RS485/232. Ultrasonic level sensor also has optional power supply DC 24V or AC 220/50Hz.

Button load cell is a compression load cell with a diameter 10mm. It has capacity range from 5kg, 10kg, 20kg, 30kg, 50kg to 100kg. Button load cell can be used for 3C product testing, medical testing, automated equipment testing, etc. It can also be customized for the high-temperature working condition.

Hall effect DC current sensors are open loop current sensors, with split-core structure, 1ms fast response time, 1.0%FS accuracy, 4-20mA output signal, 12V/24V power supply, fixed installation, excellent linearity and strong anti-interference capacity. DC current sensors are widely used for DC current monitoring, system signal acquisition and feedback control.

The digital rotary torque sensor features a smart sleeve design, offers a wide range of measurements from 500 to 3000Nm, and is equipped with a high-precision RPM signal output (1.0~2.0mV/V). Its repeatability error of 0.2% F.S. ensures accurate measurement results.

Precision 24VDC door limit switches with 1NO+1NC contacts in PA66 flame retardant housing with green indicator light, rated at 1mA, protection class IP67, long life of up to one million mechanical operations, and a wide range of operating key options. The door limit switch is suitable for various safety and different door limit switch applications.

Buy duct air flow sensors/transmitters from ATO for measuring airflow velocity and flow rate. Supports multiple output modes such as RS485, 4-20mA, 0-5V, and 0-10V, with a power supply voltage range of 10-30VDC, capable of stable operation at temperatures ranging from -10℃ to 50℃. The duct air flow transmitter can accurately measure in various media such as air, nitrogen, and oil fume exhaust gas.

Selling a highly accurate fluoride sensor for water quality with a measurement range from 0 to saturation, 0.01 ppm resolution. The water quality sensor has real-time online monitoring and automatic temperature compensation function. Application for drinking water, wastewater, air quality, chemicals, seawater, soil, food, biological fluids.

Buy an industrial temperature and humidity sensor with sound and light alarms. Factory price temperature and humidity transmitter comes with a high-brightness LED display, optional RS485, 4-20mA & relay output signals, IP66 rating, Ex db lIC T6 Gb/Ex tb ib IC T80℃ Db explosion-proof level and operates in 10-93% RH and -40°C to 70°C environments.