Description

YF-S401 Water Flow Sensor – Precision, Durability & Reliable Performance

Enhance your water monitoring system with the YF-S401 Water Flow Sensor by Sea, a high-precision sensor engineered for accurate and consistent water flow measurement. Designed with a durable PVC body, a high-performance hall-effect sensor, and a reliable water rotor, this sensor ensures superior performance in applications like coffee machines, water dispensers, and water heaters.

Key Features:

✔ Compact & Lightweight – Small, easy to install, and seamlessly integrates into your system.
✔ Leakproof Design – High-sealing performance with a durable sealing ring for long-term reliability.
✔ High-Quality Hall Effect Sensor – Delivers precise and stable pulse signal output for accuracy.
✔ RoHS Compliant & Eco-Friendly – Manufactured with safe, environmentally friendly materials.
✔ Versatile Applications – Ideal for water dispensers, coffee machines, water heaters, and automation systems.

Technical Specifications:

• Working Voltage: DC 5V–24V (Min: DC 4.5V)
• Max Current: 15mA (DC 5V)
• Flow Rate Range: 0.1–5L/min
• Water Resistance: 0.35MPa
• Load Capacity: ≤10mA (DC 5V)
• Operating Temperature: ≤80°C
• Liquid Temperature: ≤120°C
• Operating Humidity: 35%–90%RH
• Water Pressure: ≤0.8MPa
• Storage Conditions: -25°C to +80°C | 25%–95%RH
• Internal Diameter: 1.2mm
• Accuracy: ±2L/min
• Insulation Resistance: >100MΩ
• Output Pulse Duty Cycle: 50% ± 10%
• Output Pulse High Level: > DC 4.7V (input voltage DC 5V)
• Flow Pulse Formula: F = (98 * Q) ± 2%, Q = L / MIN

Why Choose the YF-S401 Water Flow Sensor?

🔹 Easy Installation – Its lightweight and compact design allows for effortless integration.
🔹 Stainless Steel Axis – Provides superior abrasion resistance, extending the sensor’s lifespan.
🔹 Industry-Trusted Performance – Trusted by professionals for accurate water flow monitoring.

Installation & Usage Tips:

✔ Install vertically, with an inclination not exceeding 5°.
✔ Keep medium temperature below 120°C for optimal performance.
✔ Avoid violent shocks and chemical exposure to ensure longevity.

Connector Wiring:

• Red: IN Positive
• Yellow: OUT Signal Output
• Black: GND Negative

Product Dimensions & Weight:

📏 Size: 2.28 in x 1.38 in x 1.06 in (5.8 cm x 3.5 cm x 2.7 cm)
⚖ Weight: 0.88 oz (25 g)

Upgrade Your Water Flow Monitoring Today!

The YF-S401 Water Flow Sensor is the perfect solution for precise and reliable water flow detection. Whether for a coffee machine, water dispenser, or industrial automation, this sensor delivers accurate readings and long-lasting durability.

Order now and experience enhanced water flow monitoring with industry-leading precision!