| Drainage Pump | Model | ZN50-UP&ZN50-DN | ZN2" | ZN3" |
| Diameter of connector | 50.8mm(2") | 50.8mm(2") | 76.2mm（3"） | |
| Max. of Pumpage | 16m | 16m | 15m | |
| Max. of Pumpability | 65立方米/h | 65立方米/h | 75立方米/h | |
| Weight | 6kg | 6kg | 6.5kg | |
| Flexible Hose&Shaf | Outside Dia.of Rubber Hose | 36mm | 32mm | 32mm |
| Inner Dia.of Rubber Hose | 20mm | 18mm | 18mm | |
| Diameter of Flexible Shaft | 13mm | 13、14mm | 13、14mm | |
| Length | 4-12M | 4-12M | 4-12M |
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