Sewage Submersible Pump
The Winpumps WQ Series Sewage Submersible Pump is purpose-built for municipal and industrial wastewater applications. The single-channel or vortex impeller design allows passage of solids up to 50mm, making it ideal for raw sewage, drainage, and flood control. The double-seal mechanical seal with oil chamber protects the motor from moisture ingress, ensuring long service life even in continuous duty cycles. Available in thermoplastic or cast iron construction.
Technical Specifications
Key Features
- Anti-clogging vortex impeller handles solids up to 50mm diameter
- Double mechanical seal with oil chamber — long-term leak-free operation
- IP68 waterproof rating — safe for full submersion up to 20m
- Automatic thermal overload protection prevents motor burnout
- Optional float switch for automatic level-controlled operation
- Stainless steel shaft for corrosion resistance in aggressive media
- Class F insulation for high ambient temperature environments
- Available with single-phase (220V) or three-phase (380V) motor
Applications
Full Model Range
| Model | Power | Voltage | Max Flow | Max Head | Outlet | Weight |
|---|---|---|---|---|---|---|
| WQ7-12-0.75 | 0.75 kW / 1 HP | 220V/50Hz | 7 m³/h | 12 m | DN50 | 9 kg |
| WQ10-15-1.1 | 1.1 kW / 1.5 HP | 220V/50Hz | 10 m³/h | 15 m | DN50 | 11 kg |
| WQ15-15-1.5 | 1.5 kW / 2 HP | 220V/50Hz | 15 m³/h | 15 m | DN65 | 14 kg |
| WQ20-15-2.2 | 2.2 kW / 3 HP | 380V/50Hz | 20 m³/h | 15 m | DN65 | 18 kg |
| WQ25-20-3 | 3 kW / 4 HP | 380V/50Hz | 25 m³/h | 20 m | DN80 | 22 kg |
| WQ30-25-4 | 4 kW / 5.5 HP | 380V/50Hz | 30 m³/h | 25 m | DN80 | 28 kg |
| WQ40-25-5.5 | 5.5 kW / 7.5 HP | 380V/50Hz | 40 m³/h | 25 m | DN100 | 36 kg |
| WQ50-30-7.5 | 7.5 kW / 10 HP | 380V/50Hz | 50 m³/h | 30 m | DN100 | 45 kg |
Quality Control & Certifications
100% Factory Testing
Every pump undergoes full-load performance testing before shipment. Flow rate, head pressure, current draw, and insulation resistance are verified against spec.
International Certifications
CE, RoHS, and ISO 9001:2015 certified. Products meet EU safety directives and are accepted by distributors in Europe, Australia, and North America.
2-Year Warranty
Standard 2-year warranty on all products. Replacement parts stocked for 5+ years. Dedicated after-sales support for OEM partners.
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Specialized low-suction pump capable of draining water to within 1–3mm of the floor surface. Ideal for basement flooding, construction dewatering, and floor drainage.
Contact Us Now
Inquire about Sewage Submersible Pump — OEM / ODM customization available
