The product it applies it industrial and mining enterprises and civil architecture. And it is the equipment which controls pool, water tower, water box, etc. Automatically. It has the advantages of sensitive response, acurate control, novelty and practicality, so it is the necessary water supply product of factories, hotels flats, buildings, houses and so on high buildings.
The automatic pumping connection method of 220v water pump
The automatic pumping connection method of 380v water pump
105 liquid level switch operation condition