Sensors

Waterproof pressure sensors for sale with protection class up to IP68, designed for accurate pressure monitoring of liquids and gases. Signal output optional RS485/4-20mA for easy integration into different control systems, pressure range optional 0.001~60MPa, equipped with a variety of external threaded connections optional. Depending on the range, the accuracy class is 0.25%FS or 0.5%FS, suitable for the measurement needs from low pressure to high pressure.

RTD sensor with digital meter can directly display high-precision real-time temperature. It converts temperature to 4-20mA standard signal proportional to the electrical signals of thermistor, and outputs to display instrument or DCS system in control room. Built-in small transmitter adopts silicone rubber seal structure, good anti-interference ability, shock and humidity, apply to harsh environments. Measuring temperature range -200~+420 ℃.

Ceiling-mounted infrared human sensor adopts advanced PIR pyroelectric sensing technology, which can accurately detect human activities and trigger alarms. Through RS485 communication interface, it supports remote control and data transmission. Its power supply voltage range is 10-30VDC, and it is used in high security demand places such as computer rooms, data centers, warehouses, etc.

Reasonable price magnetic blowout limit switches for sale online, providing normally open (NO) and normally closed (NC) contacts, capable of reliable operation at voltages and currents of 380VAC 8A and 250VDC 5A. With IP67 protection rating, magnetic limit switches are suitable for industrial applications in harsh environments, ensuring efficient position detection and electrical control.

Micro pressure sensor adopts high-precision diffusion silicon core, the amplification circuit is located in the stainless steel housing, the sensor signal will be converted to standard 0.5~3VDC analog output signal, measuring a wide pressure range of 0-2.5/4/6/10MPa, giving full play to the technical advantages of micro pressure transducer. Mini size and easy to carry and install, can provide excellent solutions for industrial occasions.

WIFI temperature and humidity sensors are designed for high accuracy and are suitable for a wide range of applications requiring environmental monitoring. Provides smart measurement of temperature and humidity with optional humidity accuracy of ±2%RH or ±3%RH. It supports 10~30V DC power supply, has a digital display for real-time monitoring of temperature and humidity data, and integrates a dual-band 2.4GHz and 5GHz WIFI interface to ensure efficient data transmission.

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.

Highly 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.

The RTD Pt100 to 4-20mA/RS485 converter 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, it’s 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.

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 are designed for high accuracy measurements with stainless steel duct construction, the temperature humidity sensors support a wide range of output signals including RS485 (ModBus protocol), 4-20mA, 0-5V and 0-10V, wide temperature range measurements from -40°C to 80°C upgradable from -40°C to 120°C, providing a stable and durable temperature and humidity monitoring solution.

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-precision Pt100 resistance signal (three-wire) RTD converter with an RS485 (RTU) output for sale. It measures -190~490°C with ±0.1% FS accuracy, operates on 9~28VDC, and features 1500VDC signal isolation for safety. With a compact design, IP54 protection, and reliable performance in -40°C to 80°C, it suits process control, HVAC, power plants, labs, and food industries for precise and durable temperature monitoring.

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.

S type load cell can bear both tension and pressure, with overload protection device, good output symmetry, high accuracy, compact structure and complete specifications. Strain gauge load cell can be applied for batching scale, electronic-mechanical scale, crane scales, automatic weighing instrument and other force value measurement and control.

Ultrasonic level sensor has high accuracy 0.3%FS and measuring range 0-5m, 0-10m, 0-15m to 0-40m. It also adopts integrated structure and mainly consists of OLED display, waterproof connectors and ultrasonic probe. Ultrasonic level sensor using advanced non-contact ultrasonic measurement technology can be used for liquid/solid/powder level of tapered/spherical tank, tapered feed outlet tank, sewage tank, river, lake, etc. It has optional output signal 4-20mA, RS485, HART, 2 relays or 3 NPN, optional power supply DC 12-16V, DC 24-28V, AC 220V or built-in battery.

Atmospheric pressure sensors designed for air measurement are suitable for absolute pressure detection in the pressure range of 70 to 110kPa. With an accuracy of ±0.05kPa or ±0.25kPa (at a reference temperature of 25°C), the atmospheric pressure transmitter utilizes an RS485 signal output for fast response and a frequency of up to 5Hz for efficient data transmission.

Factory price current collector for sale online, an industrial-grade current signal collector that can collect two current signals and transmit the data remotely to the monitoring system through the RS485 communication interface, supporting remote control and monitoring.

Good price outdoor temperature humidity and atmospheric pressure sensors for sale, integration of all-in-one design, using RS485 communication protocol signal output, temperature measurement range of -40 ~ 85 ℃, 0-100% RH humidity range, perfectly suited for your temperature and humidity measurement system, and is widely used in outdoor environments for temperature, humidity and atmospheric pressure measurements, with a wide range of power supply, weather resistance and other advantages.