NJWQ vortex high-channel submersible sewage pump is a special pump designed for transporting long fibers and large solid particles in sewage.The core advantage is its high pass-through capacity, which prevents clogging and provides anti-wear performance. lt is suitable for complex and polluted environments, such as municipal waste water treatment, building and construction site drainage, industrial wastewater, and sewage that contains large amounts of floating solidsand debris.