Liquid Level Sensor, DC 0 110V Large Size Stainless Steel Double Float Ball Switch Water Controller Sensor for Tank,Pool,Sink,Fish Tank,etc(400mm)

[High Sensitivity Operation] Features reed switch contacts ensuring precise detection with optional float lengths of 300mm 400mm or 500mm for accurate liquid level monitoring in various tank applications without direct high power control requirements [Dual Float Action Range] Provides 10mm action range per float enabling combined use for extended stroke control where upper float manages water intake start and lower float stops operation during drainage cycles [Stainless Steel Construction] Made from durable 304 stainless steel material suitable for DC 0 110V voltage systems ensuring reliable performance in liquid level sensing tasks across industrial environments [Safe Control System] Requires small relay transition when connecting to solenoid valves or high power relays preventing direct control issues while maintaining efficient water level management functionality [Reliable Working Principle] Operates with upper float activating drainage and lower float stopping work during intake processes delivering consistent performance for tank level monitoring needs with brand new condition guarantee