Check the listing for details. Float Switch Central Air Conditioner Liquid Level Sensor For Gree Daikin Haier. Condition: New. Listed at 9.98 USD. Universal Ceiling Central Air Conditioner Liquid Level Sensor Float Switch For Daikin Midea, Haier Gree, etc. Working principle of ceiling air conditioner float switch and water pump Usually one or more reed switches (reed switches) are set in a sealed non-magnetic metal or plastic tube as needed, and then a hollow float with a ring magnet inside is fixed to the reed switch (reed switch) in the rod diameter In the relevant position, the float is made to float up and down within a certain range, and the magnet in the float is used to attract the closing of the reed switch to produce a switching action, so that the float switch achieves the function of controlling the sensing and detecting water level. Normally open and normally closed are the states when no liquid is injected. Cable Le Universal Ceiling Central Air Conditioner Liquid Level Sensor Float Switch For Daikin Midea, Haier Gree, etc. Repair Working principle of ceiling air conditioner float switch and water pump Usually one or more reed switches (reed switches) are set in a sealed non-magnetic metal or plastic tube as needed, and then a hollow float with a ring magnet inside is fixed to the reed switch (reed switch) in the rod diameter In the relevant position, the float is made to float up and down within a certain range, and the magnet in the float is used to attract the closing of the reed switch to produce a switching action, so that the float switch achieves the function of controlling the sensing and detecting water level. Normally open and normally closed are the states when no liquid is injected. Cable Length About: 80-90 cm; Weight About 15 g. Please confirm from the specifications in the listing that if this item will be compatible with your device before you placing order. If you have any inquiries or questions please don't hesitate to contact us before purchasing,Thank you! We Also Have the Other Types Sensors. Package Included: 1x Universal Temperature Sensor ----( Random Batch / Color / Type Will Be Sent Out As Default )