--- product_id: 724932123 title: "GREDIA 3/4\" Water Flow Sensor Food Grade Switch Hall Effect Flow Meter Flow Meter Counter 1-60L/min (Pack of 2)" brand: "gredia" price: "£3.91" currency: GBP in_stock: false url: https://www.desertcart.co.uk/products/724932123-gredia-3-4-water-flow-sensor-food-grade-switch-hall store_origin: GB region: United Kingdom --- # 1-60L/min flow range G3/4" BSPT male thread Food-grade, ROHS-compliant plastic GREDIA 3/4" Water Flow Sensor Food Grade Switch Hall Effect Flow Meter Flow Meter Counter 1-60L/min (Pack of 2) **Brand:** gredia **Price:** £3.91 **Availability:** ❌ Out of Stock ## Summary > 💧 Flow smarter, live better — precision water sensing for the modern pro. ## Quick Answers - **What is this?** GREDIA 3/4" Water Flow Sensor Food Grade Switch Hall Effect Flow Meter Flow Meter Counter 1-60L/min (Pack of 2) by gredia - **How much does it cost?** £3.91 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/724932123-gredia-3-4-water-flow-sensor-food-grade-switch-hall) ## 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, fully ROHS-certified for health-conscious setups. - • **Wide Voltage Range:** Operates smoothly between DC 5-24V, adaptable to diverse smart devices and water equipment. - • **Dual Pack Advantage:** Two sensors included—perfect for multi-point monitoring or backup, ensuring uninterrupted flow tracking. - • **Precision Flow Control:** Accurate Hall Effect sensor with ±2% flow measurement for flawless water management. - • **Universal Compatibility:** Standard G3/4" BSPT male thread fits seamlessly into your water systems and appliances. ## Overview The GREDIA 3/4" Water Flow Sensor is a dual-pack Hall Effect flow meter designed for precise water flow measurement between 1-60L/min. Featuring a durable G3/4" BSPT male thread and food-grade, ROHS-compliant plastic, it ensures safe integration with water heaters, coffee machines, purifiers, and smart campus equipment. Operating on DC 5-24V, it delivers reliable, accurate readings with ±2% tolerance, ideal for professional-grade water management. ## Description Our products are made with excellent material and excellent workmanship, strict quality control and after-sales service. The flow meter is light, convenient and easy to install. The sealing ring will ensure the connection is solid, sealing performance is good, avoiding the leakage issue. Flow Meter Details: F=(5.5*Q)±2%, Q=L/min, Error: ±2% Operating Range: 3.3 - 13.9 gal/min (1 - 60 Operating voltage: DC 5-24V Water Pressure: ≤1.2 Mpa Liquid temperature: 0-100℃ Maximum current consumption: 15mA (DC 5V) Wire length: 15cm Size: 2.6 x 1.5 inches (66 x 38 mm). Refer to the wiring: Red wire: VCC(+) Black wire: GND(-) Yellow: Signal output Package: 2 x G3/4" Flow Meter ## Features - Connects to G3/4" BSPT Male Thread, Hole Effects, 2 Pieces - Flow range: 1-60L/min, Water pressure: ≤1.2Mpa - Operating voltage: DC 5-24 V, F=(5.5*Q)±2%, Q=L/min - Material: food grade plastic, all raw materials comply with ROHS testing standards - Wide application: Mainly used for water heaters, coffee machines, water purifiers, drinking water, drinks, campus smart card equipment, etc ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | GREDIA | | Part number | GR-S403P2 | | Item Weight | 220 g | | Package Dimensions | 16 x 12 x 3.8 cm; 220 g | | Size | G3/4" male thread 2pcs | | Material | plastic | | Batteries Included | No | | Batteries Required? | No | ## Images ![GREDIA 3/4" Water Flow Sensor Food Grade Switch Hall Effect Flow Meter Flow Meter Counter 1-60L/min (Pack of 2) - Image 1](https://m.media-amazon.com/images/I/51GWh6Mm0CL.jpg) ![GREDIA 3/4" Water Flow Sensor Food Grade Switch Hall Effect Flow Meter Flow Meter Counter 1-60L/min (Pack of 2) - Image 2](https://m.media-amazon.com/images/I/6119f+Cq5cL.jpg) ![GREDIA 3/4" Water Flow Sensor Food Grade Switch Hall Effect Flow Meter Flow Meter Counter 1-60L/min (Pack of 2) - Image 3](https://m.media-amazon.com/images/I/61mXD2gAagL.jpg) ![GREDIA 3/4" Water Flow Sensor Food Grade Switch Hall Effect Flow Meter Flow Meter Counter 1-60L/min (Pack of 2) - Image 4](https://m.media-amazon.com/images/I/61rUr0C0tSL.jpg) ![GREDIA 3/4" Water Flow Sensor Food Grade Switch Hall Effect Flow Meter Flow Meter Counter 1-60L/min (Pack of 2) - Image 5](https://m.media-amazon.com/images/I/51-Ib-9jUtL.jpg) ## Frequently Bought Together - GREDIA 3/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 1-60L/min (Pack of 2） - Ximimark 2Pcs 1/2" Thread Plastic Electric Solenoid Valve Water Inlet Flow Switch Magnetic Water Air Normally Closed Tools DC 12V N/C 0.02 to 0.8mpa - GREDIA 3/4" DC 12V Solenoid Valve N/C Normally Closed Water Inlet Flow Switch --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/724932123-gredia-3-4-water-flow-sensor-food-grade-switch-hall](https://www.desertcart.co.uk/products/724932123-gredia-3-4-water-flow-sensor-food-grade-switch-hall) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-15*