Sensors

Factory price explosion proof limit switches for sale online, with roller lever and roller plunger designs available. The safety limit switch is rated at 5A and can be used in 220V/380V voltage systems, capable of stably controlling a variety of loads. Complying with IIB level explosion-proof standards and its aluminum alloy housing has excellent corrosion resistance and mechanical strength.

Buy high accurate and durable leaf temperature humidity sensors are widely used in agro-weather stations, greenhouse control, smart agriculture and other fields. The temperature and humidity sensor supports RS485 output and ModBus protocol to ensure accurate and stable data transmission. Adopting IP67 protection design, it has excellent waterproof and dustproof performance, which ensures the equipment to run stably for a long time.

ATO Mini rectangular photoelectric switch features a compact body, offering a 0–10mm diffuse sensing distance and operating on 24V DC, while providing fast <1ms infrared detection for precise short-range performance in tight automation spaces.

The integrated non-contact ultrasonic level sensor offers a maximum measuring range of 20m with a stable accuracy of ±0.5% FS. Its non-contact design avoids direct contact with the medium, effectively preventing corrosion and scaling, while significantly reducing failure rates and maintenance costs. Equipped with a built-in intelligent echo analysis algorithm, it requires no calibration and is ready for use upon installation, enabling more accurate dynamic analysis.

Higher quality RTD Pt100 to 4-20mA/RS485 converter for sale, supports measurement ranges up to -50~500°C or -200~50°C. It converts Pt100 resistance signals into 4-20mA or RS485 outputs, operating on 12~36VDC power. With high accuracy (±0.1% FS or ±0.2°C), a fast 20ms response time, and excellent stability (±0.05% FS/year), it ensures reliable performance. With IP54 protection and an operating temperature range of -40~80°C. Ideal for precise and durable industrial temperature monitoring.

The 0-0.6MPa silicon pressure sensor is designed for pressure detection in complex media such as wet soil and slurry. The pressure transmitter outputs RS485 and 4～20mA, and supports wide voltage power supply, which is convenient for compatibility with different devices. Its 316L stainless steel diaphragm and shell design makes it corrosion-resistant and compatible with the medium, suitable for harsh environments.

Smart online suspended solids sensor for professional water quality monitoring, measuring range 0.5~2000mg/L, has dual electrodes, RS485 communication, and IP68 protection. Offers reagent-free operation, eco-friendly design, and strong anti-interference capability. With automatic cleaning brush to effectively eliminate air bubbles. Suspended solids water quality sensor suitable for industrial wastewater, sewage treatment, aquaculture.

Atmospheric visibility sensor uses the 35° forward scattering principle to measure the visibility in the atmosphere in real time. The visibility sensor supports RS485 output, the power input range is 10-30V, and provides multiple measurement range options (5-10000m, 5-50000m, 5-80000m) to meet the visibility monitoring needs under different environmental conditions.

Accurate temperature and humidity sensors at low cost, with stainless steel duct construction, designed for high accuracy measurement, support RS485, 4-20mA, 0-5V and 0-10V output signals, and measurement temperature can be upgraded from -40°C to 120°C, providing stable and durable temperature and humidity monitoring solutions.

Cantilever beam load cell has two ends, one end for fixing, one end for loading, with sealed well, high accuracy, easy to install, easy to use, good interchangeability. It can bear both tension and pressure, and has good automatic self-aligning performance after force. Load cell can be applied for ultrathin electronic truck scale, platform scales, hopper weigher and other weighing instruments.

Available in capacities from 50kg to 1000kg, the cantilever load cell is made of high-strength 42CrMo alloy steel, with a robust structure and strong fatigue resistance. It features a wide voltage range of 5-15V and an outstanding output sensitivity of 2.0±0.05mV/V. This industrial load cell is suitable for use in extreme environments.

Good price chroma sensor for water quality with a measurement range of 0–500 NTU and 0–500 Hazen. It supports RS485 communication and self-cleaning function. No chemical reagents, no secondary pollution, with turbidity compensation function. The water quality sensor widely used in surface water, groundwater, secondary water supply, pipe network water, industrial wastewater and other online monitoring.

AC/DC current sensors have a small size, square-hole design, 1.0%FS accuracy, 0-4V/0-5V output signal, ±15V power supply, 5us fast response time, excellent linearity, strong anti-interference capacity. Open loop current sensors are widely used for AC/DC current measurement of dc motor drive/plating and welding control system.

The explosion proof vibration transmitter has a wide velocity range from 10 mm/s to 50 mm/s, 4-20 mA output current. This type of explosion proof vibration sensor is used with a variety of test systems, provides high reliability and measurement accuracy. It is your best choice.

High-quality gas sensor has good sensitivity to flammable gases and smoke from 300ppm to 10000ppm. This combustible gas sensor has long life, low cost and simple drive circuit, used for household gas leak alarms, industrial combustible gas alarms and portable gas detectors.

Lifting height limit switch for sale online, equipped with a 4 normally open (NO) + 4 normally closed (NC) contact combination. The voltage of the height limit switch is 380V, and the conventional thermal current is 10A. The working environment adapts to a wide temperature range of -20℃ to +80℃. The transmission system provides options from 1:13 to 1:960. The high limit switch is suitable for long-term high-frequency lifting control of equipment such as cranes and high-bay warehouses.

Micro flow sensor has a flow range of 0 to ±200 sccm (0 to ±0.2 L/min) and an accuracy of ±3% reading, and can be used for air, oxygen and nitrogen flow measurement. Its operating voltage range is 4.75V to 5.25V, and the operating current is 7.5mA to 10mA, which is suitable for many fields such as medical, industrial and laboratory.

The non-contact ultrasonic displacement sensor utilizes ultrasonic technology and the Time-of-Flight ranging principle to achieve high-precision non-contact displacement measurement. It offers ±0.1%FS repeatability and ±0.2%FS linearity for stable and reliable measurement. Available in 1000 mm and 4000 mm measuring ranges, this ultrasonic displacement sensor supports multiple output options including 0–5V, 4–20mA, and RS485, allowing easy integration with industrial control systems.

Waterproof RTD Pt100 temperature sensor for sale at a good price. The waterproof RTD sensor is made of high-quality stainless steel to ensure long-term stability and high precision. The waterproof RTD temperature sensor probe has a measurement range of -20~450℃ and a measurement accuracy of ±0.1℃. It can be used in petrochemical, food and pharmaceutical, electric power shipbuilding, papermaking and textile and other fields.

ATO store offers sanitary pressure transmitters designed for food safety and healthcare industries with high standard requirements, supporting multiple signal outputs (including RS485, 4-20mA/1~5/0~5/0~10VDC), suitable for different system integration requirements. The range can be selected from 0.1 to 4MPa, which can be flexibly chosen to adapt to different working conditions.