DN50-DN200 QW Stainless Steel Submersible Sewage Pump
PWSQW
Flow Range：5~400 m³/h
Head Range：7-60m
Motor Power：0.75~110 kW
Inlet/Outlet Range：DN50-DN200
Diving Depth：≤10 m
Head Range：7-60m
Motor Power：0.75~110 kW
Inlet/Outlet Range：DN50-DN200
Diving Depth：≤10 m
Quantity
The PWS Stainless Steel Submersible Sewage Pump is a robust, corrosion-resistant pumping solution designed for efficient handling of wastewater containing solids, fibers, and sludge. Engineered with premium stainless steel (e.g., 304/316L), it excels in harsh environments, offering durability and longevity in municipal, industrial, and residential applications. Unlike conventional pumps, its submersible design eliminates the need for above-ground infrastructure, saving space and installation costs. With features like large-passage impellers to prevent clogging and intelligent protection systems for safe operation, it rivals specialized ejector pumps for sewage, including models like the Liberty Sewage Ejector Pump, in reliability and performance. Ideal for basements, sewage treatment plants, and demanding drainage tasks, this pump ensures seamless, low-maintenance wastewater management.
What Are the Key Features of Submersible Pump
- Corrosion Resistant Materials and Efficient Sealing
Made of stainless steel (such as 304, 316, 316L), it has excellent corrosion resistance and is particularly suitable for acidic, alkaline, or saline wastewater environments. The mechanical seal adopts a dual channel series design, made of hard and wear-resistant tungsten carbide or silicon carbide, to ensure sealing reliability, prevent leakage, and extend equipment service life.
- Anti Clogging and Efficient Hydraulic Design
Anti clogging hydraulic components in large flow channels can reduce the risk of entanglement and blockage. The impeller adopts a single or double channel structure to further enhance the passing capacity and is suitable for high solid content wastewater.
- Intelligent Protection and Convenient Installation
Built in overheat protector to prevent motor damage caused by overheating. Optional fully automatic safety protection control cabinet, real-time monitoring of faults such as water leakage, electric leakage, overload, and overheating. The dual rail automatic coupling installation system simplifies the installation and maintenance process, eliminating the need for personnel to enter the sewage pit.
Why Choose Submersible Sewage Pump for Your Project?
- Compact Structure and Easy Installation
The motor and pump share the same shaft, with a compact structure and small volume, and can directly work underwater without the need to build a pump room, reducing project costs. The dual rail automatic coupling installation system makes installation and maintenance more convenient.
- High Reliability and Long Lifespan
The stainless steel material and wear-resistant sealing design ensure long-term stable operation of the equipment in harsh environments, with a service life of over 10 years. The mechanical seal adopts a dual channel series seal, made of hard and wear-resistant tungsten carbide or silicon carbide, effectively preventing leakage and reducing maintenance requirements.
- Low Maintenance Cost and Convenient Operation
The automatic coupling installation system simplifies the installation and maintenance process, eliminating the need for personnel to enter the sewage pit and reducing manual intervention and safety risks. Reliable sealing reduces the risk of leakage, avoids equipment damage and environmental pollution caused by leaks, and further lowers maintenance costs
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