OCEAN STAR Water Float Switch Sensor for Water Level Controller with 3 Meter Wire Wired Sensor Security System

Float Switch is an automatic water level control products which uses micro-switches or mercury switches as contact output. When the liquid level float switch to a custom control points, cable float switch to hammer on the up or down for the origin to a certain angle, float level switch inside the ball will roll down to the micro (mercury) switches or from the micro (mercury) switches, the switch normally open or normally closed ON and OFF contact signal output from the pump on or off, to control the level of purpose.