Grundfos SP Pumps 400v/3ph
Grundfos SP1A-50 3ph 08101k50
- Established 1975
- Trusted by thousands of customers
Grundfos SP 1A-50 stainless steel borehole pump, 1.5 kW, three-phase
Multistage submersible borehole pump with 50 stages, supplied with a 1.5 kW 4″ Grundfos MS402 motor for boreholes from 105 mm diameter. Pump and impellers are stainless steel, with a built-in non-return valve.
More about this product
Applications
- Water supply from boreholes and wells
- Irrigation and agriculture
- Groundwater lowering
- Water supply for houses, farms and small waterworks
Specification
| Model | Grundfos SP 1A-50 |
|---|---|
| Grundfos part number | 08101K50 |
| Number of stages | 50 |
| Rated duty point | 17 l/min (1 m³/h) at 174 m head (17.03 bar) |
| Motor | Grundfos MS402, 4″ |
| Rated motor power (P2) | 1.5 kW |
| Supply voltage | 3 x 380-400-415 V, 50 Hz |
| Rated current | 4.10-4.20-4.40 A |
| Rated speed | 2850-2860-2870 rpm |
| Starting | Direct-on-line |
| Min. borehole diameter | 105 mm |
| Outlet connection | Rp 1 1/4 |
| Non-return valve | Built in |
| Pump material | Stainless steel EN 1.4301 |
| Impellers | Stainless steel EN 1.4301 |
| Motor sleeve | Stainless steel |
| Liquid temperature | -15 °C to +40 °C |
| Max. operating pressure | 15 bar |
| Minimum efficiency index | MEI ≥ 0.70 |
| Motor cable | 2.5 m fitted |
| Enclosure | IP68, insulation class B |
| Overall length | 1594.2 mm |
| Net weight | 20.8 kg |
Key features
Frequently asked questions
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manual PDFDownload
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Data Sheet 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 Grundfos SP1A-50 3ph 08101k50. 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 types of Grundfos pumps are available?
Grundfos offers circulators, booster pumps, borehole pumps, drainage pumps and other solutions for domestic and commercial systems.
How do I identify the correct Grundfos pump model?
Use the model name and product number on the pump nameplate, then check the electrical, hydraulic and connection specifications.
Can a Grundfos pump improve household water pressure?
A suitably selected Grundfos booster system can improve water pressure or flow, subject to the property’s water supply and installation requirements.