Best Arduino Water Pressure Sensor of 2025

Last updated on 14/10/2025

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RedTagCanada 3.3-5V Digital Barometric Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa, Air Pressure Sensor for Arduino DIY KIT Pi 2 3 (5, Pressure Sensor)

RedTagCanada 3.3-5V Digital Barometric Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa, Air Pressure Sensor for Arduino DIY KIT Pi 2 3 (5, Pressure Sensor)

Generic

Why we love it

High precision AD sampling chip.
Compact and versatile size.
Connects to soft tube easily.

Main Highlights

This module adopts high precision AD sampling chip and 0-40KPa air pressure sensor. Adopts 5K ohm resistor bridge sensor.
Pressure: 0-40KPa., Voltage: 3.3-5V. The specific air pressure value needs to be calculated
Size: 18.6*13.5mm (2mm fixing hole).
It can connect 2.5mm soft tube and detect the water level and other air pressure.

9.8

Exceptional

9.8

Exceptional

Generic

RedTagCanada 3.3-5V Digital Barometric Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa, Air Pressure Sensor for Arduino DIY KIT Pi 2 3 (5, Pressure Sensor)

Why we love it

High precision AD sampling chip.
Compact and versatile size.
Connects to soft tube easily.

Main Highlights

This module adopts high precision AD sampling chip and 0-40KPa air pressure sensor. Adopts 5K ohm resistor bridge sensor.
Pressure: 0-40KPa., Voltage: 3.3-5V. The specific air pressure value needs to be calculated
Size: 18.6*13.5mm (2mm fixing hole).
It can connect 2.5mm soft tube and detect the water level and other air pressure.

Value for Money

G1/4" Pressure Transducer Sensor, DC 5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil Diesel(0-80PSI)

G1/4" Pressure Transducer Sensor, DC 5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil Diesel(0-80PSI)

Hyuduo

Free Shipping

Why we love it

Durable stainless steel construction.
Easy installation and operation.
Highly accurate pressure readings.

Main Highlights

【Stable Performance】The pressure transducer adopts precision compensation technology and sensitive components, which is stable and
【Wide Range of Applications】The pressure sender is widely used in fuel tanks, fuel tanks and tanks to detect oil, fuel, diesel, natural gas and water.
【Protective Function】The pressure gauge transducer has a stainless steel body and has a complete voltage function, sealed waterproof detachable line, high quality chips.
【Easy to Operate】The pressure transducer sensor is light in weight, small in size, and easy to install and operate.This Pressure Transducer Sensor a pressure transducer advance than traditional mechanical pressure transducer bullet-point
【High Accuracy】The pressure sensor only has a small output error of 0.5% FS, including non-linearity, hysteresis error and repeatability.

G1/4" Pressure Transducer Sensor, DC 5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil Diesel(0-80PSI)

Free Shipping

Why we love it

Durable stainless steel construction.
Easy installation and operation.
Highly accurate pressure readings.

Main Highlights

【Stable Performance】The pressure transducer adopts precision compensation technology and sensitive components, which is stable and
【Wide Range of Applications】The pressure sender is widely used in fuel tanks, fuel tanks and tanks to detect oil, fuel, diesel, natural gas and water.
【Protective Function】The pressure gauge transducer has a stainless steel body and has a complete voltage function, sealed waterproof detachable line, high quality chips.
【Easy to Operate】The pressure transducer sensor is light in weight, small in size, and easy to install and operate.This Pressure Transducer Sensor a pressure transducer advance than traditional mechanical pressure transducer bullet-point
【High Accuracy】The pressure sensor only has a small output error of 0.5% FS, including non-linearity, hysteresis error and repeatability.

Fdit Pressure Transducer Sensor, Stainless Steel, G1/4 inch, 1% FS, Analog Output for Water, Gas, Oil Detection (0-80PSI)

Fdit Pressure Transducer Sensor, Stainless Steel, G1/4 inch, 1% FS, Analog Output for Water, Gas, Oil Detection (0-80PSI)

Fdit

Free Shipping

Why we love it

Stable and reliable technology.
High repeatability and accuracy.
Compact and easy to operate.

Main Highlights

- Stable and reliable: adopts precision compensation technology and sensitive, stable and reliable components.
－ REPEATABILITY: 0.5% small output error FS, including non-linear error, hysteresis and repeatability.
Easy to operate: light weight and small volume, easy to install and operate.
♠ CONVENIENCE: Stainless steel body, has a full function of protection.
- Application: widely used in the oil tank, petrol tank and diesel tank to detect oil, fuel, diesel, gas and water.

Fdit Pressure Transducer Sensor, Stainless Steel, G1/4 inch, 1% FS, Analog Output for Water, Gas, Oil Detection (0-80PSI)

Free Shipping

Why we love it

Stable and reliable technology.
High repeatability and accuracy.
Compact and easy to operate.

Main Highlights

- Stable and reliable: adopts precision compensation technology and sensitive, stable and reliable components.
－ REPEATABILITY: 0.5% small output error FS, including non-linear error, hysteresis and repeatability.
Easy to operate: light weight and small volume, easy to install and operate.
♠ CONVENIENCE: Stainless steel body, has a full function of protection.
- Application: widely used in the oil tank, petrol tank and diesel tank to detect oil, fuel, diesel, gas and water.

Oil Pressure Sensor 5V G1/4 0-1.2 MPa Hydraulic Pressure Sensor Compatible with Non-Corrosive Water/Oil/Gas Pressure Sensor 1/4" Diameter Compatible with Arduino oil pressure switch

Oil Pressure Sensor 5V G1/4 0-1.2 MPa Hydraulic Pressure Sensor Compatible with Non-Corrosive Water/Oil/Gas Pressure Sensor 1/4" Diameter Compatible with Arduino oil pressure switch

LKIWSDS

Why we love it

High performance ensures reliability.
Durable materials provide long-lasting use.
Compact size allows easy storage.

Main Highlights

【Tips】 Enter your make, model and trim level into the Garage Tool to make sure the part fits your vehicle before purchasing!
Condition: In-stock, Brand-new, High Performance
Material: Constructed Of Durable Plastic And Brass
Features & Benefits High accuracy, hermetically sealed, small size

Oil Pressure Sensor 5V G1/4 0-1.2 MPa Hydraulic Pressure Sensor Compatible with Non-Corrosive Water/Oil/Gas Pressure Sensor 1/4" Diameter Compatible with Arduino oil pressure switch

Why we love it

High performance ensures reliability.
Durable materials provide long-lasting use.
Compact size allows easy storage.

Main Highlights

【Tips】 Enter your make, model and trim level into the Garage Tool to make sure the part fits your vehicle before purchasing!
Condition: In-stock, Brand-new, High Performance
Material: Constructed Of Durable Plastic And Brass
Features & Benefits High accuracy, hermetically sealed, small size

ALMOCN 6pcs 3.3-5V Digital Barometric Air Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa for Arduino

ALMOCN 6pcs 3.3-5V Digital Barometric Air Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa for Arduino

ALMOCN

Free Shipping

Why we love it

High precision AD sampling chip.
Versatile 0-40KPa range.
Includes six sensor modules.

Main Highlights

This module adopts high precision AD sampling chip and 0-40KPa air pressure sensor.
Adopts 5K ohm resistor bridge sensor.
Pressure: 0-40KPa., Voltage: 3.3-5V. The specific air pressure value needs to be calculated
3.3-5V Digital Barometric Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa, Air Pressure Sensor Module Board for Arduino
Package Included: 6x digital barometric pressure sensor module

ALMOCN 6pcs 3.3-5V Digital Barometric Air Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa for Arduino

Free Shipping

Why we love it

High precision AD sampling chip.
Versatile 0-40KPa range.
Includes six sensor modules.

Main Highlights

This module adopts high precision AD sampling chip and 0-40KPa air pressure sensor.
Adopts 5K ohm resistor bridge sensor.
Pressure: 0-40KPa., Voltage: 3.3-5V. The specific air pressure value needs to be calculated
3.3-5V Digital Barometric Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa, Air Pressure Sensor Module Board for Arduino
Package Included: 6x digital barometric pressure sensor module

Pressure Transducer Sensor, 0-100PSI G1/4" Input 5V Output 0.5-4.5V / 0-5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil

Pressure Transducer Sensor, 0-100PSI G1/4" Input 5V Output 0.5-4.5V / 0-5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil

Ausla

Free Shipping

Why we love it

Stainless steel for durability.
High accuracy ensures reliable readings.
Versatile for various applications.

Main Highlights

[Protective Function] Stainless steel body, pressure transducer 100psi has complete voltage function. Light weight and small volume, easy to install and operate.
[High Accuracy] The pressure transducer sensor has 1%FS accuracy, small output error, including nonlinear, hysteresis error and repeatability.
[Specification] Thread: G1/4", Accuracy: 1%FS, Pressure Range: 0-100PSI, Output 0.5--4.5V/0--5V, Power Supply: 5V
[Stable and Pressure transducer adopts precision compensation technology and sensitive components, stable and
[Widely used] G1/4" Pressure Transducer Sensor is widely used in oil tank, gas tank and tank to detect oil, fuel, diesel, gas and water.

Pressure Transducer Sensor, 0-100PSI G1/4" Input 5V Output 0.5-4.5V / 0-5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil

Free Shipping

Why we love it

Stainless steel for durability.
High accuracy ensures reliable readings.
Versatile for various applications.

Main Highlights

[Protective Function] Stainless steel body, pressure transducer 100psi has complete voltage function. Light weight and small volume, easy to install and operate.
[High Accuracy] The pressure transducer sensor has 1%FS accuracy, small output error, including nonlinear, hysteresis error and repeatability.
[Specification] Thread: G1/4", Accuracy: 1%FS, Pressure Range: 0-100PSI, Output 0.5--4.5V/0--5V, Power Supply: 5V
[Stable and Pressure transducer adopts precision compensation technology and sensitive components, stable and
[Widely used] G1/4" Pressure Transducer Sensor is widely used in oil tank, gas tank and tank to detect oil, fuel, diesel, gas and water.

G1/4" Pressure Transducer Sensor, DC 5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil Diesel(0-10PSI)

G1/4" Pressure Transducer Sensor, DC 5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil Diesel(0-10PSI)

Hyuduo

Free Shipping

Why we love it

Protective stainless steel design.
Easy installation and operation.
High accuracy with minimal error.

Main Highlights

【Stable Performance】The pressure transducer adopts precision compensation technology and sensitive components, which is stable and reliable.
【Wide Range of Applications】The pressure sender is widely used in fuel tanks, fuel tanks and diesel tanks to detect oil, fuel, diesel, natural gas and water.
【Protective Function】The pressure gauge transducer has a stainless steel body and has a complete voltage protection function.
【Easy to Operate】The pressure transducer sensor is light in weight, small in size, and easy to install and operate.
【High Accuracy】The pressure sensor only has a small output error of 0.5% FS, including non-linearity, hysteresis error and repeatability.

G1/4" Pressure Transducer Sensor, DC 5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil Diesel(0-10PSI)

Free Shipping

Why we love it

Protective stainless steel design.
Easy installation and operation.
High accuracy with minimal error.

Main Highlights

【Stable Performance】The pressure transducer adopts precision compensation technology and sensitive components, which is stable and reliable.
【Wide Range of Applications】The pressure sender is widely used in fuel tanks, fuel tanks and diesel tanks to detect oil, fuel, diesel, natural gas and water.
【Protective Function】The pressure gauge transducer has a stainless steel body and has a complete voltage protection function.
【Easy to Operate】The pressure transducer sensor is light in weight, small in size, and easy to install and operate.
【High Accuracy】The pressure sensor only has a small output error of 0.5% FS, including non-linearity, hysteresis error and repeatability.

CQRobot Non-Contact Water/Liquid Level Sensor for 3-10 mm Diameter Pipelines Compatible with Arduino, Raspberry Pi and Other boards. for Industrial, Aquarium, Chemical Solution, Agriculture, etc.

CQRobot Non-Contact Water/Liquid Level Sensor for 3-10 mm Diameter Pipelines Compatible with Arduino, Raspberry Pi and Other boards. for Industrial, Aquarium, Chemical Solution, Agriculture, etc.

CQRobot

Free Shipping

Why we love it

High detection accuracy.
Adjustable sensitivity settings.
Non-contact and corrosion resistant.

Main Highlights

Adopting the principle of capacitive sensing, the liquid level signal is accurately triggered by the change of liquid capacitance, with high detection accuracy
Non-contact liquid level sensor with indicator light, adjustable sensitivity, compatible with Arduino/Raspberry Pi, provides relevant test code, and real-time detection feedback
Double DIP switch design: the right side switches the signal voltage (3.3V/5V), and the left side reverses the detection output logic (high and low levels are adjustable), which can flexibly adapt to various control needs and is stable and reliable
It has high sensitivity and anti-interference ability, non-contact liquid detection, corrosion resistance, can detect boiling water, no mechanical loss, and long life
Designed for non-metallic pipes with an outer diameter of 3-10mm (maximum 11mm). The spring leaf can open and close no more than 60 degrees and is compatible with plastic/glass/ceramic containers (wall thickness no more than 20mm)

CQRobot Non-Contact Water/Liquid Level Sensor for 3-10 mm Diameter Pipelines Compatible with Arduino, Raspberry Pi and Other boards. for Industrial, Aquarium, Chemical Solution, Agriculture, etc.

Free Shipping

Why we love it

High detection accuracy.
Adjustable sensitivity settings.
Non-contact and corrosion resistant.

Main Highlights

Adopting the principle of capacitive sensing, the liquid level signal is accurately triggered by the change of liquid capacitance, with high detection accuracy
Non-contact liquid level sensor with indicator light, adjustable sensitivity, compatible with Arduino/Raspberry Pi, provides relevant test code, and real-time detection feedback
Double DIP switch design: the right side switches the signal voltage (3.3V/5V), and the left side reverses the detection output logic (high and low levels are adjustable), which can flexibly adapt to various control needs and is stable and reliable
It has high sensitivity and anti-interference ability, non-contact liquid detection, corrosion resistance, can detect boiling water, no mechanical loss, and long life
Designed for non-metallic pipes with an outer diameter of 3-10mm (maximum 11mm). The spring leaf can open and close no more than 60 degrees and is compatible with plastic/glass/ceramic containers (wall thickness no more than 20mm)

Pressure Transducer Sensor with Cable for the Water Fuel Oil 1/8 NPT Thread"In Stainless Steel Stainless Steel Pressure Sensor(100 PSI)

Pressure Transducer Sensor with Cable for the Water Fuel Oil 1/8 NPT Thread"In Stainless Steel Stainless Steel Pressure Sensor(100 PSI)

Walfront

Free Shipping

Why we love it

Advanced than traditional transducers.
Convenient to install and use.
Stable and reliable technology.

Main Highlights

This Pressure Transducer Sensor a pressure transducer advance than traditional mechanical pressure transducer bullet-point
± 2% FS small output error, including nonlinear error, hysteresis error and repeatability, full temperature range
Complete surge protection function, light weight and small size, convenient to install and use
Works for oil, fuel, diesel, gas, water, atmospheric pressure, can be used in oil tanks, gas, diesel tanks etc.
The pressure transducer adopts precision compensation technology and sensitive components, which is stable and reliable.

Pressure Transducer Sensor with Cable for the Water Fuel Oil 1/8 NPT Thread"In Stainless Steel Stainless Steel Pressure Sensor(100 PSI)

Free Shipping

Why we love it

Advanced than traditional transducers.
Convenient to install and use.
Stable and reliable technology.

Main Highlights

This Pressure Transducer Sensor a pressure transducer advance than traditional mechanical pressure transducer bullet-point
± 2% FS small output error, including nonlinear error, hysteresis error and repeatability, full temperature range
Complete surge protection function, light weight and small size, convenient to install and use
Works for oil, fuel, diesel, gas, water, atmospheric pressure, can be used in oil tanks, gas, diesel tanks etc.
The pressure transducer adopts precision compensation technology and sensitive components, which is stable and reliable.

Gikfun Non-Contact XKC-Y25-NPN Liquid Water Level Sensor for Arduino Automatic Control Diy EK1954U

Gikfun Non-Contact XKC-Y25-NPN Liquid Water Level Sensor for Arduino Automatic Control Diy EK1954U

Gikfun

Free Shipping

Why we love it

Advanced non-contact detection technology.
Long-lasting and maintenance-free.
Versatile for various liquid types.

Main Highlights

Intelligent non-contact liquid level sensor uses advanced signal processing technology and high-speed signal processing chip to break the influence of container wall thickness and achieve a true non-level Contact detection.
Non-contact liquid level sensor is not afraid of affecting water quality, does not need regular cleaning, long service life
The liquid level sensor can detect the level of various toxic substances, strong acids, strong alkalis and various liquids in high-pressure closed containers, has no special requirements on the material of the liquid medium and the cont
The liquid level sensor has instruction, please find on the product information.
Brown wire : VCC(DC 5-12V connects power positive) Yellow wire:OUT( signal output) Blue wire: GND(connects power negative) Black wire:M(mode of NO/NC)

Gikfun Non-Contact XKC-Y25-NPN Liquid Water Level Sensor for Arduino Automatic Control Diy EK1954U

Free Shipping

Why we love it

Advanced non-contact detection technology.
Long-lasting and maintenance-free.
Versatile for various liquid types.

Main Highlights

Intelligent non-contact liquid level sensor uses advanced signal processing technology and high-speed signal processing chip to break the influence of container wall thickness and achieve a true non-level Contact detection.
Non-contact liquid level sensor is not afraid of affecting water quality, does not need regular cleaning, long service life
The liquid level sensor can detect the level of various toxic substances, strong acids, strong alkalis and various liquids in high-pressure closed containers, has no special requirements on the material of the liquid medium and the cont
The liquid level sensor has instruction, please find on the product information.
Brown wire : VCC(DC 5-12V connects power positive) Yellow wire:OUT( signal output) Blue wire: GND(connects power negative) Black wire:M(mode of NO/NC)

We scanned 1708 products

We reviewed these offers relevant to the Arduino Water Pressure Sensor within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Generic, Hyuduo, Fdit, LKIWSDS, ALMOCN, Ausla, CQRobot, Walfront, Gikfun, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Arduino Water Pressure Sensor in the market, we considered we took a deep dive into 8541 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is RedTagCanada 3.3-5V Digital Barometric Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa, Air Pressure Sensor for Arduino DIY KIT Pi 2 3 (5, Pressure Sensor). We love many things about this product by Generic. What sets it apart from the competition is High precision AD sampling chip. , Compact and versatile size. , Connects to soft tube easily. .
The best value product for most shoppers and where user satisfaction is continuously the highest is G1/4" Pressure Transducer Sensor, DC 5V Stainless Steel Pressure Sensor for Water Air Gas Fuel Oil Diesel(0-80PSI) by Hyuduo based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Arduino Water Pressure Sensor and the best cost-to-value ratio is Gikfun Non-Contact XKC-Y25-NPN Liquid Water Level Sensor for Arduino Automatic Control Diy EK1954Uat Gikfun with a % discount.
Our list of the best Arduino Water Pressure Sensor is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.