Grundfos - NB 250-500/485AASF1AESBQQEVW5 End Suction Pump - 400V - Three Phase - 10428 Ltr/min. - Cast Iron

Name: Grundfos - NB 250-500/485AASF1AESBQQEVW5 End Suction Pump - 400V - Three Phase - 10428 Ltr/min. - Cast Iron
Brand: Grundfos
SKU: 98976273
Price: 34907.04 GBP
Availability: InStock

Part Number:

98976273

NB 250-500/485 AIASF1AESBQQEVW5 Non-self-priming, single-stage, centrifugal volute pump unit designed according to ISO 5199 with dimensions and rated performance according to EN 733 (10 bar).

View Description | Data Sheet(s)

This item is now obsolete. Please view our alternatives below.

£49,867.20 RRP £34,907.04 £29,089.20

Free Standard Delivery

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Description

NB 250-500/485 AIASF1AESBQQEVW5

Non-self-priming, single-stage, centrifugal volute pump unit designed according to ISO 5199 with dimensions and rated performance according to EN 733 (10 bar). Flanges are PN 10 with dimensions according to EN 1092-2. The pump has an axial suction port, radial discharge port, horizontal shaft and a back pull-out design enabling removal of the motor, motor stool, cover and impeller without disturbing the pump housing or pipework. The unbalanced rubber bellows seal is according to DIN EN 12756. The pump is close-coupled to a fan-cooled asynchronous motor.

Suitable for: Commercial air conditioning, Industrial heating, Irrigation

Key Product Features

Net weight: 1580 kg
Mains frequency: 50 Hz
Rated Head: 31.06 m
Rated Flow: 626.5 m³/h
Product Voltage: 3 x 380-420/660-725 V
Temperature Liquid Range: -25 .. 120 °C
Pumped Liquid: Water
Maximum Operating Pressure: 10 bar
Impeller Material: Cast Iron
Pump Housing Material: Cast Iron

This is a Grundfos Multistage pump built for high-pressure water supply applications.

Grundfos (est. 1945) is a Danish pump manufacturer known for high-efficiency circulators, multistage boosters, borehole and wastewater pumps, plus packaged pressure systems. The range covers HVAC circulation, domestic hot water recirculation, pressure boosting, industrial water transfer and public water management, with strong focus on energy efficiency and intelligent controls.

More Information
Price	£29,089.20
Manufacturer	Grundfos
Warranty	1 year guarantee
Electrical supply	400V
AC Power	Three Phase
Flow Rate	10428 Ltr/min
Pump Type Filter	End Suction Pump
Duty Type	Commercial
Inlet Connection	DN 300
Outlet Connection	DN 250
Next Day Delivery	No
Manufacturers Part Number	98976273

Data Sheet(s)

Delivery & Returns

Delivery and returns

At Pumpify, we make getting the right pump quick and straightforward.

We offer free standard delivery (2–3 working days) to mainland UK* on all pumps, spares, and accessories over £50 (ex VAT). Orders under £50 are sent on the same service for just £6.95.

Need it faster? No problem. Pumpify offers a range of next working day* delivery options, so you can choose the speed that suits the job. Just be sure to place your order before 3:30pm, Monday to Friday.

*Excludes UK Islands, Northern Ireland and Scottish Highlands.

UK Delivery Options (Orders Over £50)		UK Delivery Options (Orders Under £50)
Standard (2–3 working days)	FREE	Standard (2–3 working days)	£6.95
Next Working Day	£14.50	Next Working Day	£16.45
Next Working Day before 12:00pm	£25.00	Next Working Day before 12:00pm	£25.00
Next Working Day before 9:00am	£50.00	Next Working Day before 9:00am	£50.00
Scottish Highlands Standard	£17.50	Scottish Highlands Standard	£17.50
UK Islands & N. Ireland Standard	£60.00	UK Islands & N. Ireland Standard	£60.00

Republic of Ireland Deliveries

We can arrange delivery to the Republic of Ireland on request.
Due to additional post-Brexit requirements, these orders need to be placed directly with our customer support team:

0808 281 5795

Courier Companies

FedEx handles most small to medium parcels

Palletforce and other trusted pallet couriers are used for larger or heavier items

We always choose the most reliable option for your order.

Next Working Day Delivery

When a pump goes down, waiting isn’t an option. That’s why Pumpify offers Next Working Day Delivery on a wide range of pumps, spares, and accessories, to help keep your projects moving.

While we do everything we can to meet next-day delivery times, availability may occasionally change due to stock levels, transport schedules, or processing constraints. If this happens, the option may be removed at checkout or adjusted after ordering.

If anything changes, we’ll keep you informed and make sure your order reaches you as quickly as possible.