Water & Liquid Sensors

SKU: EF-EF04024 | Brand: ElecFreaks

This is a Rain/steam sensor from ElecFreaks. This steam sensor can be connected to the Arduino IO Expansion shield directly. The output voltage will increase when the humidity of the sensor surface goes up.You even co...

SKU: DF-SEN0237-A | Brand: DFRobot

Measure dissolved oxygen in water for aquaculture, environmental monitoring, natural science projects and general water-quality work. This DFRobot Gravity kit pairs a galvanic dissolved oxygen probe with an analogue s...

SKU: DF-SEN0169 | Brand: DFRobot

This is a professional Arduino pH Sensor Meter Kit with industrial electrode. It has built-in simple, convenient , practical connection and long life (up to 1 year), which makes it very suitable for long term onli...

SKU: DF-SEN0551 | 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 strength water-resistance. With high anti-interference a...

SKU: DF-DFR0300-H | Brand: DFRobot

Gravity: Analog Electrical Conductivity Sensor / Meter(K=10) OverviewDFRobot Gravity: analog electrical conductivity sensor/meter(K=10) is particularly used to measure the high electrical conductivity liquid, such as ...

SKU: DF-SEN0464 | Brand: DFRobot

As an upgraded version of Industrial Gravity: ORP Sensor Meter For Arduino, this new generation ORP probe employs platinum indicator electrode and silver-silver chloridereference electrode, which makes it available fo...

SKU: DF-SEN0485 | Brand: DFRobot

This small 5V non-contact liquid level sensor with Gravity Interface is able to detect 0-100°C conductive liquid levels in non-metallic containers in sensing range of 3mm. Provided with digital quantity output(low), t...

SKU: SF-SEN-13322 | Brand: SparkFun

The SparkFun Soil Moisture Sensor is a simple breakout for measuring the moisture in soil and similar materials. The soil moisture sensor is pretty straight forward to use. The two large exposed pads function as probe...

SKU: DF-SEN0223 | Brand: DFRobot

The Gravity Conductivity Sensor Switch module can be used to detect if an object has electrical conductivity. Its maximum detection value is 10MΩ. It can detect not only coins, wires, metal and other good conducto...

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...

SKU: SF-SEN-15272 | Brand: SparkFun

If your plants could talk, would they call out "Water me, Seymour?" Unfortunately (or fortunately, perhaps) plants have yet to develop the ability to speak. But thanks to the SparkFun gator:soil micro:bit Accessory Bo...

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...

SKU: DF-SEN0121 | Brand: DFRobot

This is a steam(water)sensor from DFRobot. This steam sensor can be connected to the Arduino IO Expansion shield directly. The output voltage will increase when the humidity of the sensor surface goes up. Notic...

SKU: AF-464 | Brand: Adafruit

The eTape Liquid Level Sensor is a solid-state resistive sensor that measures fluid level without mechanical floats. As the liquid level rises, the hydrostatic pressure compresses the sensor envelope, decreasing its r...

SKU: EC-SPM01021S | Brand: Elecrow

This water sensor works by having a series of exposed traces connected to ground and interlaced between the grounded traces are the sens traces. The sensor board has a demension of 5.0 x 4.0cm. There is also a on-boar...