---
product_id: 135643087
title: "1/4\" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2）"
brand: "gredia"
price: "€ 23.80"
currency: EUR
in_stock: true
category: "Gredia"
url: https://www.desertcart.it/products/135643087-1-4-water-flow-sensor-food-grade-switch-hall-effect
store_origin: IT
region: Italy
---

# Food-grade, ROHS-certified materials 0.3-6L/min precise flow range DC 5-24V wide voltage compatibility 1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2）

**Brand:** gredia
**Price:** € 23.80
**Availability:** ✅ In Stock

## Summary

> 💦 Flow with precision, power, and purity — don’t let your system run blind!

## Quick Answers

- **What is this?** 1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2） by gredia
- **How much does it cost?** € 23.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/135643087-1-4-water-flow-sensor-food-grade-switch-hall-effect)

## Best For

- gredia enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Sustainable:** Crafted from food-grade plastic with ROHS compliance, guaranteeing safety and eco-conscious use in beverage and water systems.
- • **Dual-Pack Convenience:** Includes two sensors, perfect for multi-point monitoring or backup, maximizing value and operational uptime.
- • **Versatile Integration:** Easily connects to standard 1/4” hosepipes (5-7mm ID), ideal for water heaters, coffee machines, purifiers, and smart campus equipment.
- • **Precision Flow Control:** Accurately measures water flow from 0.3 to 6 liters per minute, ensuring reliable performance for your smart devices.
- • **Universal Voltage Range:** Operates seamlessly between 5V and 24V DC, compatible with a wide array of industrial and home applications.

## Overview

The GREDIA 1/4" Water Flow Sensor is a dual-pack, food-grade Hall Effect flowmeter designed for precise water flow measurement between 0.3 and 6 L/min. Compatible with 5-24V DC systems and standard 1/4" hosepipes, it’s perfect for smart water heaters, coffee machines, and purifiers, ensuring safe, reliable, and eco-friendly fluid monitoring.

## Description

GREDIA 1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2）: desertcart.com: Industrial & Scientific

## Features

- Connect to a hosepipe whose inner diameter is about 5 to 7 mm( G1/4 inch connector), comes with 2 pieces
- Flow range:0.3-6L/min, Water Pressure: ≤0.8Mpa
- Working voltage: DC 5-24 V, F=(98*Q)±3%, Q=L/Min
- Material: food grade plastic, all raw materials conform to the ROHS test standard
- 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 | B07RF57QF8 |
| Best Sellers Rank | #34,257 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #9 in Flowmeters |
| Date First Available | May 2, 2019 |
| Item Weight | 2.08 ounces |
| Item model number | GR-R401P2 |
| Manufacturer | GREDIA |
| Package Dimensions | 3.46 x 3.19 x 1.22 inches |

## Images

![1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2） - Image 1](https://m.media-amazon.com/images/I/61Uoj8NQr8L.jpg)
![1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2） - Image 2](https://m.media-amazon.com/images/I/51DlW5Z-ryL.jpg)
![1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2） - Image 3](https://m.media-amazon.com/images/I/51DpU6KR0tL.jpg)
![1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2） - Image 4](https://m.media-amazon.com/images/I/61hUYJB73cL.jpg)
![1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.3-6L/min (Pack of 2） - Image 5](https://m.media-amazon.com/images/I/51ryV5Q9FdL.jpg)

## Available Options

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

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-03-01*