ITEM NAME:G3/4" Copper Hall Effect Liquid Water Flow Sensor Switch Flowmeter Meter Description: - Made of high-quality copper material - Its maximum water pressure is 1.75MPa, the range of flow is from 2L/min to 45L/min. - Lightweight and has compact size, stable performance, low water pressure start, very easy to install and safe to use - It can be perfectly used for water heaters, water dispenser, water purifier, water vending machine, coffee maker, flow measurement device, water control machine and so on. - Three wire connection: Red for positive pole, black for negative pole, yellow for pulse signal. Specification: - Type: G3/4"(External Thread Diameter) - Size: DN20 - Material: Copper - Water Quality Requirement: ≠¤60℃ - Start Flow Range: 1.5L/min - Flow Range: 2-45L/min - Maximum Water Pressure: 1.75MPa - Tube Length: Approx. 45mm/ 1.77inch - External Thread Diameter: G3/4" - Color: As pictures show Package Included: 1 Piece Water Flow Sensor Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement..Three wire connection: Red for positive pole, black for negative pole, yellow for pulse signal. - Made of high-quality copper material. 1 Piece Water Flow Sensor. - Its maximum water pressure is 1.75MPa, the range of flow is from 2L/min to 45L/min.