General description The Water Flow Switch is a high-quality G1/2" copper Hall Effect liquid water flow sensor designed for durability and performance. It operates within a flow range of 1-30L/min and can withstand a maximum water pressure of 1.75MPa. This lightweight and compact sensor is easy to install and is suitable for various applications including water heaters, dispensers, purifiers, and coffee makers. Technical specifications Material: Copper Type: G1/2" (Outer Thread Diameter) Quality Requirement of Water: ≤60℃ Starting Flow Range: 1.5L/min Flow Range: 1-30L/min Max Water Pressure: 1.75MPa Working Voltage Range: DC4.5-18V Max Current: 10mA Insulation Resistance: >100MΩ Electric Strength: AC500V, 50Hz Copper Switch Length: Approx. 60mm/2.4in Wire Length: Approx. 32cm Weight: Approx. 95g Usage This water flow sensor is ideal for monitoring water flow in cooling systems to prevent overheating in case the pump stops working. It is designed for easy installation and is compatible with most computer cooling pipes or connectors.