HaquanPump & Valve
GNWQ Chopper Pump for Basement Flooding – 20–40 m³/h, 1.5–5.5 kW — GNWQ Cutting Submersible Sewage Pump
GNWQ Cutting Submersible Sewage Pump

GNWQ Chopper Pump for Basement Flooding – 20–40 m³/h, 1.5–5.5 kW

Last winter, a client called at 2 AM — basement underwater, sump pump dead. We dropped in an 65GNWQ25-18-2.2. By morning, the floor was dry.Flow: 20–40 m³/hHead: 10–25 mOutlet: 65–80 mmPower: 1.5–5.5…

Specifications
Flow Rate7 – 950m³/h
Head7-55m
Power0.75 – 90kW
Inlet / Outlet Diameter50 – 300mm
MaterialCast iron, SS304,SS316

Product Overview

Last winter, a client called at 2 AM — basement underwater, sump pump dead. We dropped in an 65GNWQ25-18-2.2. By morning, the floor was dry.
Flow: 20–40 m³/h
Head: 10–25 m
Outlet: 65–80 mm
Power: 1.5–5.5 kW


What made it work:​ High-efficiency motor + aggressive cutter. Handled wet wipes, hair, and even a broken plastic toy.
Applications:​ basement flooding, sump pump backup, storm drain, commercial cellar, emergency drainage


Grateful you read this. At HAQUANPUMP, we don’t just ship pumps — we solve problems. Genuine GNWQ units, full spare parts, global delivery. Our team lives and breathes wastewater. Call us — we’ll match you to the right pump, not just the cheapest.

Typical Applications

  • basement flooding
  • sump pump backup
  • storm drain
  • commercial cellar
  • emergency drainage

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