1、Has the automatic start and stop function of the pressure switch, and the built‑in bypass switch backflow function can greatly reduce the frequent start and stop of the pressure switch. 2、Low power consumption, high performance, low noise, the noise of the pump is around 55‑60DB during operation, and the noise of fixed installation is lower. 3、Equipped with high‑quality all‑copper motors, low power consumption, high performance, stable operation, the pressure can be adjusted in a large range of 1.7‑5.5 kg. 4、The equipment can be used in high temperature weather and in high temperature medium, the medium temperature can reach 65℃. 5、Also has a strong self‑priming ability, and the self‑priming range of the pump can reach to 3m/3.28yd. 6、Come with a variety of joints, 360° flexible installation without dead ends, convenient to achieve various directions of installation in a limited space. 7、The diaphragm adopts original granular material, has high purity. The pump body is made of PA66+30% glass fiber material, which has high strength, pressure resistance, and is not easy to leak. Item Type: Self Priming Pump Material: PA66+30% Glass Fiber Drive Mode: Electric Pump Shaft Position: Horizontal Piping Inner Diameter: Approx. 20mm/0.79in Impeller Structure: Closed Impeller Quantity of Impellers: Single Stage Impeller Suction Method: Single Suction Delivery Medium: Clean Water Pump Pump Head: 28 (M) Speed: 2850 (R/M) Power: 0.18 (Kw) Flow Rate: 17 Liters Per Minute (M3/H) Self-Priming Distance: Approx. 3m/3.28yd Pressure: 40PSI 1 x Diaphragm pump 4 x Connector 1 x Manual