Grundfos KP Pumps
KP 350-AV-1 230v 013N7900
- Established 1975
- Trusted by thousands of customers
The Grundfos UNILIFT KP 350-AV-1 is a compact, stainless-steel submersible pump designed for pumping non-aggressive water and grey wastewater, including drainage and domestic effluents with particles up to 10 mm in size. It is suitable for both temporary and permanent installations, either as a free-standing unit or within a collecting tank.
Key Features:
- Construction: Robust stainless-steel design ensures durability and corrosion resistance.
- Impeller: Equipped with a semi-open impeller, allowing the passage of particles up to 10 mm in diameter.
- Motor Protection: Single-phase models include automatic overload protection, which stops the motor in case of overheating and automatically restarts it once cooled.
- Float Switch: Features a vertical level switch (designated as “AV”) for automatic operation, enabling the pump to start and stop based on water levels.
Technical Specifications:
- Maximum Flow Rate: Up to 13.5 cubic meters per hour.
- Maximum Head: Up to 9 meters.
- Power Supply: 230V single-phase
- Discharge Port: 1 1/4 inch BSP female connection.
- Cable Length: Supplied with a 5-meter mains cable.
Applications:
- Draining rain and groundwater in horticultural settings.
- Emptying water from rivers, lakes, tanks, ponds, and pools.
- Pumping water from showers, washing machines, and sinks located below sewer level.
- Assisting in ditch drainage processes.
The UNILIFT KP 350-AV-1 is versatile and reliable, making it suitable for various domestic and commercial dewatering and transfer applications.
More about this product
Units with single phase motors incorporate automatic overload protection, which means that the motor will cut out if there is a risk of an overload occurring. Once it cools to normal temperature, the motor will then restart automatically.
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Data Sheet PDFDownload
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technical PDFDownload
Standard delivery:
Standard delivery is free on most orders. Some items may incur a delivery charge depending on weight, size or value. Any applicable charge will be displayed at checkout.
Deliveries will typically be made between 7am and 6pm, Monday to Friday (excluding public holidays).
Next day delivery:
Next working day delivery is available for a £16.50 + VAT delivery charge.
Orders must be placed before 12 noon to qualify for next working day delivery. Orders placed after 12 noon on Thursday but before noon on Friday will be delivered the following Monday. Orders placed after 12 noon on Friday will be delivered on Tuesday.
Pallet/Large/Difficult items:
Some large, heavy or difficult to transport items may incur an additional delivery charge. Please contact us for a delivery quote before ordering.
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Frequently Asked Questions
Quick answers to common questions about the KP 350-AV-1 230v 013N7900. For technical specifications, see the product details above; for sizing or installation advice, contact our team. If you have any other questions, we're happy to help.
What is a submersible pump?
A submersible pump is designed to operate fully submerged in the liquid it is moving. The motor is sealed inside the pump body and cooled by the surrounding water. Submersibles are used for drainage, sewage, septic tanks, deep wells and boreholes, and for raising water from sumps, cellars and floodwater. Many stocked at Anglian Pumping handle solids in suspension.
Can submersible pumps handle solids and sewage?
Yes – some submersibles are designed for clean water only, others handle solids up to 50 mm or full raw sewage. Anglian Pumping stocks ABS, BBC, Flygt and T-T Submersibles ranges that include vortex, single channel and grinder impellers for different solids handling requirements. Always match the pump to the maximum solid size and the type of effluent it will see.
When should I use a submersible pump instead of a surface pump?
Use a submersible when the water level is more than around 8 metres below the pump installation point – surface pumps cannot self-prime beyond that depth. Submersibles are also better when the liquid contains solids, when noise must be minimised, or when the pump needs to operate in confined spaces such as sumps and chambers where a surface pump would not fit.


