Pressure Transmitter, Pressure Sensor, Pressure Switch manufacturer / supplier in China, offering Analog 3.3V 4-20mA RS485 Hydrostatic Smart Submersible Stainless Steel 316 Water Tank Level Sensor Probe, Wnk 4-20mA 0.5-4.5V Hydrostatic Level Sensor Transmitter for Water Tank, Wnk8010-Tt 4-20mA 0.5-4.5V Analog Water Level Sensor for River Pool and so on.