Water & Liquid Sensors
Water level sensors, flow sensors, rain sensors, leak detectors, and liquid level measurement (eTape).
UART Non-contact Optical Turbidity Sensor for Arduino
SKU: DF-SEN0554 | Brand: DFRobot
This non-contact turbidity sensor detects water quality by measuring the level of turbidity. Based on the optics principle, it is capable of detecting the light transmittance and scattering rate of the liquid in trans...
Delivered by Fri 21 Aug
Gravity: Liquid Flow Sensor (G1/2)
SKU: DF-SEN0550 | Brand: DFRobot
This Gravity: Liquid Flow Sensor is designed based on the electromagnetic principle. It adopts O-ring rubber seal and uses silicone sealant at the outlet end to ensure good waterproofness. Also, it embraces high anti-...
Delivered by Fri 21 Aug
Gravity: Liquid Flow Sensor (G1/4)
SKU: DF-SEN0549 | Brand: DFRobot
This Gravity: liquid flow sensor is designed based on the electromagnetic principle. It adopts an O-ring rubber seal and uses silicone sealant at the outlet end to strength water-resistance. With high anti-interferenc...
Delivered by Fri 21 Aug
Gravity: Analog Spear Tip pH Sensor / Meter Kit (for Soil and Food Applications)
SKU: DF-SEN0249 | Brand: DFRobot
The Gravity Spear Tip pH Sensor Kit is designed for measuring the pH of semi-solid materials such as wet soil, fruit, meat, and vegetables. The stainless steel spear tip protects the glass electrode and allows the pro...
Delivered by Wed 12 Aug
DFRobot Gravity Industrial Analog EC Meter Kit (K=1, IP68)
SKU: DF-SEN0451 | Brand: DFRobot
This industrial Gravity kit measures electrical conductivity in aqueous solutions, helping you evaluate water quality by tracking dissolved content or salinity. It is suited to hydroponics, aquaculture and environment...
Delivered by Fri 21 Aug
DFRobot SEN0713 RS485 Chlorophyll Water Quality Sensor
SKU: DF-SEN0713 | Brand: DFRobot
This industrial-grade chlorophyll sensor measures chlorophyll concentration in water using the fluorescence principle, making it useful for algae monitoring in rivers, lakes, ponds, aquaculture systems and field resea...
Delivered by Fri 21 Aug
DFRobot Industrial RS485 ORP Sensor - IP68 ModBus-RTU
SKU: DF-SEN0709 | Brand: DFRobot
This industrial-grade ORP (Oxidation-Reduction Potential) sensor is built for reliable water quality monitoring in demanding environments. Its integrated probe and housing measure ORP from -1999 to 1999mV, with RS485 ...
Delivered by Fri 21 Aug
DFRobot SEN0716 Industrial Non-Contact Liquid Level Sensor IP67
SKU: DF-SEN0716 | Brand: DFRobot
This industrial non-contact liquid level sensor uses capacitive sensing to detect liquid through non-metallic container walls, so it does not need to touch corrosive, viscous or contaminated liquids. It is suited to l...
Delivered by Fri 21 Aug
DFRobot SEN0715 Miniature Non-Contact Liquid Level Sensor
SKU: DF-SEN0715 | Brand: DFRobot
This compact capacitive sensor detects the presence or level of liquid through non-metallic container walls, so it does not need to touch the liquid. That helps avoid corrosion, contamination and media adhesion when m...
Delivered by Fri 21 Aug
DFRobot RS485 Modbus IP68 Water Quality pH Sensor
SKU: DF-SEN0708 | Brand: DFRobot
This industrial-grade water quality sensor is designed for continuous pH monitoring in demanding environments. Its integrated probe and housing provide a robust, streamlined setup for measuring pH in non-corrosive, we...
Delivered by Fri 21 Aug
DFRobot RS485 Industrial Residual Chlorine Sensor
SKU: DF-SEN0712 | Brand: DFRobot
This industrial-grade residual chlorine sensor is designed for precise, reliable water quality monitoring in demanding environments. Its integrated probe and housing measure residual chlorine concentrations, specifica...
Delivered by Fri 21 Aug
DFRobot RS485 Industrial Water EC Sensor K=1
SKU: DF-SEN0706 | Brand: DFRobot
This industrial-grade water electrical conductivity sensor combines the probe and housing into a single integrated unit for straightforward installation and reliable measurement. It uses an electrode constant of K=1 a...
Delivered by Fri 21 Aug
DFRobot SEN0710 RS485 Industrial Turbidity Sensor (0-1000 NTU)
SKU: DF-SEN0710 | Brand: DFRobot
Designed for industrial water-quality monitoring, this turbidity probe measures suspended particles using the 90° light scattering principle. The probe and housing are integrated into a compact IP68 unit, so it can be...
Delivered by Fri 21 Aug
DFRobot SEN0681 RS485 Dissolved Oxygen Sensor - Seawater
SKU: DF-SEN0681 | Brand: DFRobot
This sensor is designed for monitoring dissolved oxygen in seawater and other high-salinity applications. It uses fluorescence quenching rather than a traditional electrochemical cell, so it does not consume oxygen du...
Delivered by Fri 21 Aug
DFRobot RS485 Fluorescence Dissolved Oxygen Sensor - Freshwater
SKU: DF-SEN0680 | Brand: DFRobot
This optical dissolved oxygen probe is designed for measuring DO levels in freshwater environments such as aquaculture tanks, rivers, lakes, reservoirs and treatment facilities. It uses fluorescence quenching, measuri...
Delivered by Fri 21 Aug
DFRobot SEN0627 Small-Angle Ultrasonic Ranging Sensor 8m IP67
SKU: DF-SEN0627 | Brand: DFRobot
This compact ultrasonic ranging module is made for accurate long-range distance measurement in outdoor, environmental and industrial monitoring projects. It measures targets from 25 cm to 800 cm, making it useful for ...
Delivered by Fri 21 Aug