Wq series submersible sewage pump is mainly used for municipal works, industry bulidings, hotels, hospitals, civil air defence, mines etc. Trade to drain off the sewage, waste water, rainwater and living water in cities containing solid grains and various fabrics. Service conditions: 1.Based on impellers as center, underwater depth doesn’t exceed 5m, 2. Transferred medium temperature doesn’t exceed 40? 3. Ph: 4-10, it can not transfer liquid with high corrosivity 4. Max density: 1200kg/m3 5. Wq series pumps are submersible pumps. The motor must run under the water. Wq series pump incude 9 series as follow: 1. Wq submersible sewage pump 2. Wq(o type) submersible sewage pump 3. Wq non-blocking submersible sewage pump 4. Wqs water-filled submersible sewage pump 5. Wqx bottom suction type submersible sewage pump 6. Wqk cutting type submersible sewage pump 7. Wqjy automatic mixed type submersible sewage pump 8. Wqx big flow quantity type submersible sewage pump for mining engineering 9. Wqd/wq whole stainless steel sewage pump