SUPERTOOL Floating Switch L100mm, Liquid Water Level Sensor Stainless Steel Vertical Float Switch Used in Electrical, Drainage, Level Control and Alarm

SUPERTOOL Floating Switch L100mm, Liquid Water Level Sensor Stainless Steel Vertical Float Switch Used in Electrical, Drainage, Level Control and Alarm

SUPERTOOL Floating Switch L250mm, Stainless Steel Water Level Sensor, Vertical Float Switch used in Electricity, Drainage, Level Control and Alarm