Sensors

T type thermocouple assembles with protection head and stainless steel thermowell, with high pressure resistant, fast thermal response time and long operating life. Its thermo wire diameter is Ф2.5mm. T type thermocouple has the highest accuracy and lowest price in base metals, can directly measure the temperature of liquid, vapor, gas medium and solid surface in the range of -40~300 ℃ in various production processes.

Economical price wireless pressure sensor adopts LoRaWan or NB-loT communication mode to realize the wireless transmission of field monitoring data to the cloud, measure range from 1~40MPa, powered by 3.6VDC battery, used for measuring air, water, oil and hydraulic in non-explosion proof area.

Cost-effective 2D electronic compass module (single board) has a measurement range of 0° to 360° and high accuracy of ±1°. It supports multiple communication interfaces, including RS232, RS485, TTL, RS422 and Modbus (optional). The module has an operating temperature range of -40°C to +70°C, has good anti-magnetic interference ability, and is widely used in automation control, navigation positioning, robotics and other fields.

AC current transducer is a special current sensor for 3 phase AC current measurement. Three phase current transducer adopts epoxy resin pouring sealant to ensure the stability of components, with 0.5%FS accuracy, three output signals 4-20mA/0-20mA/0-5V/0-10V, power supply DC 5V/12V/24V, fixed installation. 3 phase AC current transducer is widely used for real-time monitoring of power grid AC current.

Digital water flow switch for sale at favorable price, 3/8 inch thread port size, with digital display for real time monitoring, ±2% accuracy, measuring water and ethylene glycol aqueous solution, fluid temperature 0~90℃. This water flow switch comes with water sensor, which is designed for flow sensing to transmit data to the mainboard, Selectable signal output PNP or NPN.

Voltage sensor has voltage measuring range from AC/DC 75mV/50V/100V/250V/300V to 500V, supply voltage DC 12V/24V, output DC voltage/current or True RMS voltage/current signal 0-5V/0-10V/0-20mA/4-20mA and protection class IP20. AC/DC voltage sensor has two installation methods, DIN rail installation and M3 screw fixation.

Good price blue green algae sensor for water quality adopts RS485 communication, measures up to 300,000 cells/ml with a temperature error of ±0.5°C. It has a resolution of 1 cell/ml and a temperature resolution of 0.1°C, with a high linearity of R² > 0.999. It is an important instrument for water quality research, operates between 0 and 40°C, powered by DC 7~30V with a power consumption of 0.4W.

Compression load cell is special designed for weight measurement, with compact structure, pouring sealant or welding seal, low height, all stainless steel, good anti-eccentric load performance and corrosion-resistant. Load cell can be applied for platform scale, truck scale, rail weighbridge and automated measurement and control areas.

Digital laser level meter for sale online with digital LCD display. The radar level meter with G1.5/ DN50 connection size for selection, 304/ 316 stainless steel material can be chosen. Electronic laser level meter with 0.02m~100m wide range measuring distance. The laser radar level meter features a 4–20mA analog output and a protection grade of IP67 for level measurement in harsh environments and is used in industries such as pharmaceutical production, environmental protection, and recycling.

Draw wire sensor combines the advantages of angular sensor and linear displacement sensor, has a small mounting size, compact structure and high precision. The measuring range can be 1000mm/2500mm/5000mm or even 50000mm.

The high pressure oxygen sensor functions within a pressure range of 0.8~7.0 bar, a operating temperature range of 0~45°C. The oxygen sensor operates on a voltage divider electrochemical principle with an output voltage range of 8.5~14mV (in air) and a measurement range of 0~100%. The sensor includes temperature compensation for 0~50°C and supports a load resistance of >10kΩ. Widely used for oxygen monitoring in high-pressure equipment, such as high-pressure oxygen chamber, testing ships, tankers and other equipment.

High temperature pH probe electrode for sale, measuring range 0-14pH, temperature range 0~130°C and pressure resistance up to 0.6Mpa. pH probe electrode for sterilization with upper thread PG13.5, its salt bridge adopt porous ceramic core. pH meter electrode with optional insertion depth 120/150/225/325/425mm, apply in pharmaceuticals, food and beverage, microbiology, technology, sugar, mining and smelting.

This industrial-grade dust detection sensor is a high-precision digital device designed to monitor airborne particulate matter. It measures the mass concentrations of PM1.0, PM2.5, and PM10 in real-time, providing reliable data output via a digital interface. Ideally suited for integration into air quality monitors, purification systems, and environmental monitoring equipment, this sensor delivers accurate performance even in demanding industrial and commercial settings.

The infrared photoelectric sensor delivers color-independent detection and background suppression through its self-adjusting sensitivity. A clear dual-color indicator displays the operational status, while integrated protection mechanisms guarantee safe use across a wide range of applications. Equipped with imported components and pure copper wiring, the mini photo sensor ensures high sensitivity and long-term stability.

Cheap portable laboratory conductivity sensor for sale. The portable laboratory conductivity sensor has a measurement range of 2~20000μs/cm and a temperature range of 0~80℃. The shell material is glass and the electrode material is platinum black. It can be used to quickly measure the conductivity of liquids.

Precision low profile load cell for sales at low price. The spoke type load cell, made of high-strength 42CrMo alloy steel, offers a capacity range of 0-100KN (optional 0-10/20/30/50/100KN), a frequency response of 10kHz, and operates within -20~80℃. With safe and ultimate overload limits of 120% and 150%. Ideal for force measurement, overhead weighing, rail scales, hopper scales, and automated control systems.

Rotary limit switch is designed for industrial environments to ensure the safe operation of cranes, hoists, and overhead cranes. Crane limit switch supports 380V AC and 220V DC voltage, adapts to different power configurations, and has 1 normally open (NO) and 1 normally closed (NC) contact, providing flexible control options to meet various automation control needs.

With a minimum pulse width of ≥10us and accommodating power levels from VL≤1V to 4V≤VH≤12V, it ensures versatile compatibility. On the output side, choose from 4-20mA, 0-20mA, 0-5V, or 0-10V options. The isolator boasts exceptional accuracy at 0.1% F.S., minimal temperature drift of 0.005% F.S./℃ (-20℃~+55℃), and a rapid response time of ≤1S (0-90%).

High-performance single-digit fiber optic amplifier designed for automated testing, supports NPN and PNP outputs, freely adjustable NO/NC output logic, sensing range up to 8cm, wide applicability.

Buy a torque transducer for static torque measurement online. Double flange connection, 0 -1/2/3/5 N.m low range torque measurement, easy installation and use, low price, high precision, stable and reliable performance.