DN25 Brass Piston Water Flow Switch (1 Inch) – 3.5-30L/min | 110V Standard (70W/220V Customizable)
Maximize system reliability with the SAIER Brass anti-water hammer Piston Flow Switch DN25 . Engineered for 1-inch (G1) industrial piping, this robust brass sensor outperforms plastic alternatives in high-pressure and corrosive environments. It features an adjustable piston mechanism with a wide detection range of 3.5 to 30 L/min, making it perfect for HVAC heat pumps, large laser chillers, and welding equipment.
While the standard model comes with a precision 10W/110V reed switch for signal transmission, we offer full customization for high-power 70W/220V applications. Stable, durable, and versatile—it is the professional choice for flow protection.