{"product_id":"dc-3-3v-5v-pressure-sensor-module-0-40kpa-arduino-water-level","title":"DC 3.3V\/5V Pressure Sensor Module 0–40KPa for Arduino","description":"\n\u003ch2\u003eDC 3.3V\/5V Pressure Sensor Module – 0–40KPa Range for Arduino Liquid \u0026amp; Water Level Control\u003c\/h2\u003e\n\u003cp\u003eThis compact digital pressure sensor module is engineered for makers, hobbyists, and engineers who need reliable liquid and water level monitoring in their Arduino or microcontroller projects. Operating on both 3.3V and 5V power supplies, it offers broad compatibility with popular development boards. With a 0–40KPa measurement range and a 2.5mm soft tube connector, setup is quick and straightforward — no soldering of tubing required.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Voltage Support:\u003c\/strong\u003e Works with both 3.3V and 5V systems — ideal for Arduino, ESP32, Raspberry Pi, and similar platforms.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e0–40KPa Measurement Range:\u003c\/strong\u003e Accurately monitors liquid pressure levels for a wide range of low-pressure applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Output:\u003c\/strong\u003e Delivers clean digital signal output for easy integration with microcontroller projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2.5mm Soft Tube Connection:\u003c\/strong\u003e Compatible with standard 2.5mm soft tubing for simple, tool-free installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetal Construction:\u003c\/strong\u003e Durable metal body ensures long-lasting performance in humid or wet environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Small form factor fits neatly into enclosures, prototyping boards, and embedded systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltrasonic Sensor Theory:\u003c\/strong\u003e Utilises advanced sensing principles for accurate, stable readings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Application:\u003c\/strong\u003e Suitable for water level detection, liquid flow monitoring, irrigation systems, aquariums, and DIY automation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e DC 3.3V \/ 5V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressure Range:\u003c\/strong\u003e 0–40KPa\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Digital Sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTube Connector:\u003c\/strong\u003e 2.5mm Soft Tube\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Metal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × DC 3.3V\/5V Pressure Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cp\u003eWhether you're building a smart irrigation controller, a liquid level alarm, an aquarium monitor, or any custom Arduino-based automation project, this pressure sensor module gives you the precise data you need. Its plug-and-play soft tube connection and dual-voltage support make it one of the most versatile sensors in any maker's toolkit.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0–10\/0–12\/0–25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/clip-on-car-fan-led-display-199-speeds-usb-type-c\"\u003eClip-On Car Fan LED Display 199 Speeds | USB \u0026amp; Type-C\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this pressure sensor module compatible with Arduino and other microcontrollers?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The DC 3.3V\/5V pressure sensor module is fully compatible with Arduino, ESP8266, ESP32, Raspberry Pi, and most popular microcontroller platforms. Its dual-voltage input and digital output make integration simple and straightforward.\u003c\/p\u003e\n\u003ch4\u003eQ: What size tubing does this pressure sensor use?\u003c\/h4\u003e\n\u003cp\u003eA: This module connects to standard 2.5mm soft tubing, which is widely available and easy to fit without any special tools, making it ideal for water level and liquid monitoring setups.\u003c\/p\u003e\n\u003ch4\u003eQ: What applications is this pressure sensor module best suited for?\u003c\/h4\u003e\n\u003cp\u003eA: The 0–40KPa digital pressure sensor is well suited for liquid water level detection, irrigation automation, aquarium monitoring, fluid flow systems, and a wide range of DIY Arduino-based projects requiring accurate low-pressure measurement.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this module provide analog or digital output?\u003c\/h4\u003e\n\u003cp\u003eA: This module provides a digital output signal, making it easy to read directly with a microcontroller GPIO pin without the need for an analog-to-digital converter.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this pressure sensor module compatible with Arduino and other microcontrollers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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