Grundfos Level Switch
Grundfos Pump Controller Sensor float switches are used for low current devices such as magnetic contactors or pump control panels. The GF-100, three wire sensor float switch and is normally open in the down position. It is a mechanical activated switch and is NSF approved for potable water. It will turn the pump off when the tank is full. Maximum power rating: 5 Amps 125/250 VAC 50/60 Hz. This is a 3-wire switch, green/yellow stripe is ground.