Sensors & Transducers

Load Cell Junction Box for Scales, 2/3/4/6/8/10 Inlets to 1 Outlet

$66.67

SKU: ATO-LCBOX-10I

Multi-channel load cell junction box has 2/3/4/6/8/10 inlets and 1 outlet, aluminum alloy casing, good anti-interference, special for waterproof sealing joint, waterproof and dustproof rubber gasket for cover, easy to assemble and debug. Each channel can be adjusted balance to prevent damage to the sensor caused by inductive lightning and surge signals.

Long Range Laser Distance Sensor, 80-500mm

$1,174.13

SKU: ATO-LDS-PDACC50

Factory price laser distance sensor with laser spot size Φ2.5mm@500mm, protection class IP67, measuring range 80-500mm, can be used for reel production monitor, solar panel warpage measurement, control movement of robot arm, small pack missing detection.

Magnetic Cylinder Sensor, Electric Type, 2-Wire

$32.35

SKU: ATO-MCS-ET

The cylinder electric type magnetic sensor is matched with two installation accessories, there are three models of two-wire type, NPN three-wire type, and PNP three-wire type, which are suitable for a variety of cylinders. The maximum switching frequency is 1000HZ, which is easy to use and the electric type cylinder switch's response is very sensitive as well.

Magnetic Float Level Sensor for Alarm Switch

$256.62

SKU: ATO-FS-MRDZ3

Magnetic float level sensor for alarm switch is a float switch composed of magnetic spring switch and floating ball, which is used for detecting the position of the liquid level, stainless steel, contact power rating 10W.

Magnetic Float Level Switch, PVDF, 220V

$47.51

SKU: ATO-FS-PVDF

Magnetic float level switch for sale, made of full PVDF for excellent acid and corrosion resistance, with 220V switching voltage, ensuring stable and reliable liquid level detection for chemical and industrial use. Order now to enhance equipment safety and performance.

Magnetic Speed Sensor, M18

$270.47

SKU: ATO-MSS-M18

Magnetic speed sensor, M18, adopts a non-contact measurement method, does not need an external power supply. NPN or PNP output signal can be chosen. This speed sensor has no direction requirements, strong anti-interference, and can be used in harsh environments such as smog, oil gas, and water vapor.

Micro Load Cell, S type, 1kg/2kg/3kg/10kg to 50kg

$142.38

SKU: ATO-LC-S03

S type load cell can bear both tension and pressure, with good stability, good output symmetry, high accuracy, low temperature drift, compact structure and complete specifications. Micro load cell is suited to use in restricted spaces.

Microwave Presence Sensor, Ceiling Mount, 5.8GHz, 4-16m

$66.71

SKU: ATO-MPS-CM

Microwave presence sensor detecting movement within a 4–16 m range, using the Doppler principle with a flat antenna to process 5.8 GHz signals and trigger a relay for light control. Designed for ceiling-mount installation.

Mini Concrete Strain Gauge

$5.60

SKU: ATO-SG-50AA

The mini concrete strain gauge combines a constantan sensing grid with a phenolic-epoxy base to deliver highly accurate measurements with 120ohm resistance and ±0.01% precision. Designed for operation from -30°C to 60°C, this sensor supports reliable monitoring of concrete structures.

NDIR CO2 Sensor Module, 0 to 10000 ppm

$126.03

SKU: ATO-GS-CO2-Z14B

High accuracy NDIR CO2 sensor module has optional measuring range of 0~10000ppm, UART/ PWM two output signals are optional. A carbon dioxide sensor is a high-performance product that closely combines mature infrared absorption gas detection technology with precise optical path design and precise circuit design.

Optical Rain Sensor, Pulse/RS485

$149.68

SKU: ATO-RS-O3001

Cost-effective, favorable price optical rain sensor, using internal optical sensing principle to measure rainfall, support RS485 output and pulse output, long transmission distance, signal stability.

ORP Sensor for Water Quality, -1500~+1500mV

$650.79

SKU: ATO-WQS-ORP

Good ORP sensor for water quality for sale, measures -1500 to +1500mV with 1mV resolution and ±6mV accuracy. It operates at 0~65°C, <0.1MPa, and uses a 12~24VDC power supply with 0.2W consumption. Featuring a durable POM housing, RS-485/4-20mA output, IP68 protection, and a 5-meter customizable cable, it is installed via immersion and uses single-point calibration. Ideal for environmental monitoring, water treatment, agriculture, industrial automation, and marine applications.

pH Electrode for Pure Water

$183.49

SKU: ATO-PHELE-6002

Pure water pH electrode for pure water treatment, special glass shell material, 0-100℃ temperature range, direct lead, 6 months service life.

Photoelectric Water Leak Sensor, Wall Mounted, IP68

$67.15

SKU: ATO-WLS-RSSJ5

Factory price photoelectric water leak sensor for sale online, with a detection distance of up to 2000 meters. It operates on a DC 10-30V power supply and features RS485 or (NO) relay output. The sensor is wall-mounted, with a protection level of IP68, dustproof and waterproof, suitable for communication base stations, data centers, and industrial facilities.

PTFE Submersible Level Sensor for Seawater, 4-20mA

$175.23

SKU: ATO-LEVS-PTFE

This PTFE submersible level sensor is designed for reliable level measurement in corrosive liquids, featuring a PTFE-protected cable and 316L stainless steel diaphragm. With a 0-200m measuring range, 0.5%FS accuracy, and 4-20mA output, it provides stable performance in water treatment, refineries, and other harsh environments. Get this dependable level sensor for your application.

Reaction Torque Sensor, Flange to Square Drive, 2/10/30/50/100/200 Nm

$134.92

SKU: ATO-TQS-S03

Torque sensor is a strain gauge sensor for static torque measurement or torque wrench calibration. It can measure both forward and reverse torque. Static torque sensor has one end of flange and the other end of square drive. Reaction torque sensors have a capacity range of 2/10/30/50/100/200 Nm.

Retro-reflective Photoelectric Sensor

$60.22

SKU: ATO-PHOS-RR

Retro-reflective photoelectric sensor consists of light projector and light receiver in one, has long effective distance range with the help of reflective board. The supply voltage is DC 12V-24V (6-36V) or AC 110V-220V (90-250V). Infrared photoelectric sensor can distinguish the opaque reflective object, with less susceptible to interference, fast reaction, long life, high resolution and high reliability.

Right Angle Fiber Optic Sensor

$87.57

SKU: ATO-FIBER-RAS

ATO's high quality right angle fiber optic sensors are available in a variety of sizes: M3*0.5mm, M4*0.75mm, and M6*0.75mm thread sizes, with fiber optic cable lengths of 1m and 2m, and precisely adjustable sensing distances (up to 64mm), making them suitable for complex scenarios.

Safety Light Curtain Sensor

$250.77

SKU: ATO-SLC-AY20B

Safety light curtain sensor for sale, slim type, light on the side, equipped with aluminum shell and dual CPU processor, power supply DC 12-24V and response time 3ms - 18ms. With IP55 protection, the safety light curtain has an optical axis distance of 10mm, and 20mm, and can work at -10°C - 55°C. Protection length 0.2 m - 2m, dielectric strength AC 1500V, 60s. Safe and reliable NPN or PNP signal output, easy wiring and using.

Solar Radiation Sensor, 300-1100nm

$379.60

SKU: ATO-RS-RK20004

High precision solar radiation sensor at affordable price for sale. Radiation sensor mainly used for measuring solar radiation within 300-1100nm wavelength. Solar radiation sensor is designed on basis of silicon-cell principle, with high sensitivity, low power consumption and long service life.