Sensors

Wireless soil sensor with Zigbee and WiFi for accurate soil temperature (-10–60°C) and moisture (0–100% RH) monitoring. Features IP66 waterproof design, smart app control, automation scenes, and long battery life. Perfect for smart gardening, greenhouses, and irrigation systems. Buy the soil sensor now to simplify plant care.

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.

Cantilever beam load cell is a six-wire strain gauge tension and compression load cell with high accuracy and low price. Beam load cell has the standard size and fits to replace the same load cells of the mixing plant. ATO cantilever beam load cells are available for weight or force measurement from 500kg/1000kg/2 ton/3 ton to 5ton.

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.

Explosion proof digital vibration transmitter with LCD display, rugged housing, vibration velocity measurement of 0–50mm/s and displacement measurement of 0–1000μm, supporting 4-20mA, 0-10V, and RS485 outputs for industrial monitoring.

The explosion proof vibration transmitter has a wide velocity range from 0 to 50 mm/s and displacement range from 0–500 μm, 4-20 mA output current or RS485 output signal. This type of explosion proof vibration sensor is used with a variety of test systems, provides high reliability and measurement accuracy.

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.

Sanitary pressure transducer offers selectable ranges from 0.1 to 4 MPa with 4–20mA, voltage or RS485 output options. Designed for sanitary process pressure measurement, it is suitable for food processing, healthcare and other applications with higher hygiene requirements.

Signal amplifier for torque sensor sold at a low price, supports RS485, 0-5VDC, 0-10VDC, and 4-20mA outputs, with a supply voltage of 12~28VDC and <0.02% linearity. It has low output impedance (<1Ω for voltage), minimal temperature drift (≤0.02%FS/10K), and supports standard loads of ≥10kΩ (voltage) or ≤400Ω (current). With a 3.3V <20mA sensor power supply and input signal range of 0.82mV/V, it ensures stable performance. Operating within 0~60°C and 0%~95%RH, it supports up to 1000m transmission for RS485.

Slot-type photoelectric sensor is also known as U-type photoelectric sensor. It's a type of through beam photoelectric sensor and easier to align through beam. Slot type photoelectric sensor can distinguish opaque objects, with power supply DC 12V-24V (6-36V), small installation space, reverse power protection.

Affordable price cylindrical ultrasonic proximity sensor has three optional detection ranges of 30–300mm, 50–500mm and 60–1000mm, supports 1 NPN and 1 PNP switch output, NO/NC adjustable, suitable for a variety of automated detection scenarios. Its IP67 protection grade ensures stable operation in harsh environments and can be used for non-contact detection of targets of various materials.

Economical price radar level sensor is a non-contact measurement. Measuring range from 0 to 30m, selectable output signal of 4-20mA, RS485 or 4-20mA+HART, power supply of DC 12-24V or AC 220V, installation of G1-1/2"A thread or flange. Radar type level transmitter consists of protection head with LCD display, 26 GHz microwave frequency, waterproof connectors, internal radar antenna, horn and installation accessory for measuring various highly corrosive liquids.

Atmospheric pressure sensor measures 70 to 110 kPa absolute pressure with optional ±0.05 kPa or ±0.25 kPa accuracy at 25°C. RS485 output and sampling frequency up to 5 Hz support atmospheric and environmental air pressure monitoring.