--- product_id: 88823676 title: "Robocraze YF-S402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required" brand: "robocraze" price: "S/.38" currency: PEN in_stock: true category: "Robocraze" url: https://www.desertcart.pe/products/88823676-robocraze-yf-s402-flow-sensor-module-sn402-water-flow-meter store_origin: PE region: Peru --- # Pulse output for real-time monitoring High precision liquid flow measurement Compact & durable design for embedded systems Robocraze YF-S402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required **Brand:** robocraze **Price:** S/.38 **Availability:** ✅ In Stock ## Summary > 💧 Measure Smarter, Flow Faster – Stay Ahead in the IoT Game! ## Quick Answers - **What is this?** Robocraze YF-S402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required by robocraze - **How much does it cost?** S/.38 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/88823676-robocraze-yf-s402-flow-sensor-module-sn402-water-flow-meter) ## Best For - robocraze enthusiasts ## Why This Product - Trusted robocraze brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Robust Build:** Engineered for long-term durability in demanding automation and fluid control environments. - • **Real-Time Pulse Output:** Generates proportional pulses for seamless integration with microcontrollers and instant flow tracking. - • **Precision You Can Trust:** Delivers accurate and stable liquid flow readings to optimize your IoT and Arduino projects. - • **Calibrate for Perfection:** Fine-tune sensor calibration to ensure peak performance tailored to your unique setup. - • **Plug & Play Compatibility:** Effortlessly pairs with Arduino and other embedded systems for smart data-driven solutions. ## Overview The Robocraze YF-S402 Flow Sensor Module is a compact, high-precision water flow meter designed for accurate liquid flow measurement in pipelines. It outputs pulse signals proportional to flow rate, making it ideal for Arduino and IoT applications. Built with durable materials, it supports long-term use in automation and fluid control systems, requiring calibration for optimal accuracy. ## Description Item name: 2x 10x4.5" 1045 cw ccw nylon propeller for hex rotor hexa multi copter orange. These high quality carbon fiber propellers work much better than the stock propeller, the stock props or non-carbon fiber props are soft that they cause "jello effect", carbon fiber props are lighter and much stronger (you'll know the difference when you get them). ## Features - Water flow sensor module S402 : Designed for accurate measurement of liquid flow in pipelines and systems. - Pulse output signal : Generates pulses proportional to flow rate for easy monitoring and control. - High precision flowmeter : Ensures stable and reliable readings for water flow applications. - Microcontroller compatible : Works with Arduino and other embedded systems for data tracking. - Durable construction : Built for long-term usage in automation and fluid control systems. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07JBB4WZF | | Best Sellers Rank | #56,117 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #92 in Flowmeters | | Brand | Robocraze | | Colour | Multi-Color | | Country of Origin | China | | Customer Reviews | 3.2 3.2 out of 5 stars (6) | | Date First Available | 10 October 2018 | | Generic Name | Robocraze YF-SN402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required | | Importer | Robocraze, Ground Floor, 912/10 Survey no. 104 4th G street, Chelekare, Kalyan Nagar, Bengaluru - 560054 | | Item Dimensions LxWxH | 50 x 101 x 131 Millimeters | | Item Height | 13.1 Centimeters | | Item Weight | 50 g | | Item Width | 10.1 Centimeters | | Item model number | RC-A-41249 | | Manufacturer | Robocraze, Robocraze, Ground Floor, 912/10 Survey no. 104 4th G street, Chelekare, Kalyan Nagar, Bengaluru - 560054 | | Model number | RC-A-41249 | | Net Quantity | 1 Count | | Number of Memory Sticks | 1 | | Packer | Robocraze, Ground Floor, 912/10 Survey no. 104 4th G street, Chelekare, Kalyan Nagar, Bengaluru - 560054 | | Product Dimensions | 5 x 10.1 x 13.1 cm; 50 g | ## Images ![Robocraze YF-S402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required - Image 1](https://m.media-amazon.com/images/I/31pYb3P6bEL.jpg) ![Robocraze YF-S402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required - Image 2](https://m.media-amazon.com/images/I/21l7wjr32KL.jpg) ![Robocraze YF-S402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required - Image 3](https://m.media-amazon.com/images/I/21v0NKaTi4L.jpg) ![Robocraze YF-S402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required - Image 4](https://m.media-amazon.com/images/I/21AgJSC6qtL.jpg) ![Robocraze YF-S402 Flow Sensor Module | SN402 Water Flow Meter for Precise Liquid Flow Measurement in Arduino & IoT Systems | Pulse Output Signal, Compact Design, Calibration Required - Image 5](https://m.media-amazon.com/images/I/31h9Q1LnzdL.jpg) ## Frequently Bought Together - Robocraze YF SN402 Water Flow Sensor | SN402 Flowmeter Water Sensor | Flow Sensor Module - Aptechdeals Jumper Wires Male To Male, Male To Female, Female To Female/ Breadboard Jumper Wires (40+40+40) - RoboCraze UNO R3 SMD Board compatible with Arduino | Development Board with USB cable --- ## 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.pe/products/88823676-robocraze-yf-s402-flow-sensor-module-sn402-water-flow-meter](https://www.desertcart.pe/products/88823676-robocraze-yf-s402-flow-sensor-module-sn402-water-flow-meter) --- *Product available on Desertcart Peru* *Store origin: PE* *Last updated: 2026-08-29*