GNWQ Sewer Macerator Submersible Pumps (220V Single-Phase)Sewer cutter pumps 220V are a practical solution for moving sewage and wastewater where single-phase power is required. The Olbin GNWQ range uses a cutter-style macerator system to help reduce blockages and support reliable wastewater transfer. This page covers the 0.75kW to 1.5kW models with clear specifications and VAT-inclusive pricing. In addition, for best reliability, these 220V sewer macerator pumps should be paired with an intelligent control panel to improve motor protection and simplify fault diagnosis. Quick actionsView Prices Tip: Send your head (m) and required flow and we’ll match the correct model + control panel.
As a result, you get a safer and more dependable installation. Key details at a glance
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Sewer cutter pumps 220V – GNWQ range highlights
Where these pumps are typically used
These pumps use a macerator cutter system to assist with wastewater transfer in residential and light commercial applications. For example, they’re often used where the discharge line needs controlled handling of waste solids. Furthermore, correct installation and a suitable control panel help improve reliability.
Product images and key components
Sewer cutter pumps 220V prices (incl. VAT) and key specifications
Compare models quickly
Below are the main sewer cutter pumps 220V in the GNWQ single-phase range with key specs and VAT-inclusive pricing. However, final selection depends on your duty point, head and flow.
Outlet: 2 inch
Max Head: 14m
Max Flow: 366 L/min
Outlet: 2 inch
Max Head: 16m
Max Flow: 400 L/min
Outlet: 2 inch
Max Head: 21m
Max Flow: 600 L/min
Note: Max head and max flow are separate maximum values. Actual performance depends on the duty point and installation conditions.
Intelligent control panels (highly recommended)
Why a control panel matters
If you’re running sewer cutter pumps 220V (GNWQ range), an intelligent control panel is strongly recommended. It helps reduce failures and improves protection during voltage fluctuations. Consequently, it supports quicker troubleshooting and safer operation.
- Helps protect against under-voltage and over-voltage
- Supports correct motor protection and safer isolation
- Helps identify faults sooner for quicker troubleshooting
Warranty (1 year manufacturer)
How the warranty process works
GNWQ sewer macerator submersible pumps include a 1-year manufacturer’s warranty from date of purchase. Warranty exclusions apply, and faults must be assessed before approval. In other words, the unit must be returned for inspection to confirm whether the fault is a manufacturing defect.
Important: Warranty is subject to assessment and correct use. If a unit is returned, it must be inspected to confirm whether the fault is a manufacturing defect or a non-warranty issue.
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Email us to confirm stock, delivery, or correct model selection. Alternatively, use WhatsApp for quick assistance.
- Email: sales@eezipumps.co.za





