Diaphragm pump combines the advantages of self-priming pump and chemical pump. Feature: Maximum pressure 130PSI (9.0 kg) of pressure can be adjusted from 75PSI (5 Gongjin) -130PSI (9.0 Kg) according to different needs. Using a variety of - materials, self-priming, thermal protection, smooth operation, long-time continuous idling, long-time continuous load operation. When the water pressure is too high, pump protect themselves and normal work, water pipes not burst. bracket can absorb vibration from the pump when working., Weight: 1.27427187436 pounds, Manufacturer: Uikdjgu