日本格兰富grundfos水泵CRI3-4 A-FGJ-A-V-HQQV CRN 20-4 A-FGJ-A-V-HQQV No. 96500654 Suitable for Water Treatment Fertigation, Chemigation & Dosing Controls & Digital Groundwater Management Drip, Micro Spray & Soaker Hose Irrigation View more Vertical, multistage centrifugal pump with suction and discharge ports on the same level. Pump materials in contact with the liquid are in high-grade stainless steel (EN 1.4401)