---
product_id: 156512833
title: "G1/2\" Water Flow Sensor with 1.2M(3.9ft) Cable, Hall Effect Sensor Flow Meter Flowmeter Counter 1-30L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible"
brand: "digiten"
price: "87 zł"
currency: PLN
in_stock: true
category: "Digiten"
url: https://www.desertcart.pl/products/156512833-g1-2-water-flow-sensor-with-1-2m-3-9ft
store_origin: PL
region: Poland
---

# 1-30L/min flow range DC 5-18V wide voltage G1/2" BSPT thread, easy install G1/2" Water Flow Sensor with 1.2M(3.9ft) Cable, Hall Effect Sensor Flow Meter Flowmeter Counter 1-30L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible

**Brand:** digiten
**Price:** 87 zł
**Availability:** ✅ In Stock

## Summary

> 💧 Measure Every Drop, Master Every Flow!

## Quick Answers

- **What is this?** G1/2" Water Flow Sensor with 1.2M(3.9ft) Cable, Hall Effect Sensor Flow Meter Flowmeter Counter 1-30L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible by digiten
- **How much does it cost?** 87 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/156512833-g1-2-water-flow-sensor-with-1-2m-3-9ft)

## Best For

- digiten enthusiasts

## Why This Product

- Trusted digiten brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Extended Reach:** 1.2-meter cable offers flexible installation without compromising signal quality.
- • **Robust & Weatherproof:** Waterproof design with heat, cold, and pressure resistance up to 1.75 Mpa ensures durability.
- • **Safe for Drinking Water:** ROHS-certified materials guarantee potable water safety and compliance.
- • **Plug & Play Compatibility:** Seamlessly integrates with Arduino, Raspberry Pi, and RO systems for smart projects.
- • **Precision Flow Monitoring:** Hall effect sensor delivers ±2% accuracy for reliable water flow data.

## Overview

The DIGITEN G1/2" Water Flow Sensor is a compact, waterproof Hall effect flowmeter with a 1.2m cable, supporting flow rates from 1 to 30L/min. Designed for easy integration with Arduino, Raspberry Pi, and reverse osmosis systems, it operates within a 5-18V range and withstands water pressure up to 1.75 Mpa. Its ROHS-compliant materials make it safe for potable water applications, perfect for smart water management in home and industrial setups.

## Description

Specifications:Frequency: F=7.5 * Q (L / Min) error: ± 2% , current can not exceed 10mA, 450 output pulses/liters. F=onstant * units of flow (L / min) * time (seconds)Flow range:1-30L/minMaximum current:10 mA(DC 5V) Working voltage range: DC 5-18 VLoad capacity: ≤10 mA(DC 5V) Operating Temp: ≤80℃.Operating humidity: 35%-90%RHAllow compression: Water pressure 1.75 Mpa belowInsulation resistance: >100M OHMStorage Temperature: -25-80℃Storage humidity: 25%-95%RHOutput Waveform: Square Wave,output pulse singal. Cable length:120cm.Refer to the wiring: Red wire: VCC(+) Black wire: GND(-) Yellow wire: Signal outputPackage include:Flowmeter x 1

## Features

- ☺Work for Arduino, Raspberry Pi, and Reverse Osmosis Filter. Small size, waterproof, easy to install, heat resistance, pressure resistance, cold resistance.
- ☺Material: all materials are in line with ROHS testing standards, can be used for potable water.
- ☺Hall effect. Cable length: 1.2M(3.9ft). Flow range:1-30L/min, working voltage range:DC 5-18 V, allow compression:Water pressure 1.75 Mpa below.
- ☺Wire connector type: SM2.54 3P. Connect to G1/2 inch BSPT male thread, if used for NPT, need thread seal tape. Output waveform: square wave, output pulse signal.
- ☺Wide application: It is mainly used in water heater, coffee machine, water purifier, drinking fountain, beverage machine, campus smart card equipment, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07X3SB8KZ |
| Best Sellers Rank | #614,943 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #660 in Flowmeters |
| Date First Available | August 27, 2019 |
| Item Weight | 2.89 ounces |
| Item model number | FL408-1ZJ |
| Manufacturer | DIGITEN |
| Package Dimensions | 7.72 x 4.65 x 1.42 inches |

## Images

![G1/2" Water Flow Sensor with 1.2M(3.9ft) Cable, Hall Effect Sensor Flow Meter Flowmeter Counter 1-30L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible - Image 1](https://m.media-amazon.com/images/I/41T+n3TaqDL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- DIGITEN G1/2" Water Flow Sensor with 1.2M(3.9ft) Cable, Food-Grade Hall Effect Sensor Flow Meter Flowmeter Counter 1-30L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible
- GREDIA G1-1/2" 1.5" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 5-150L/min

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-04-25*