Grundfos SP 5A-21 Submersible Borehole Pump – 05Z02E21 (1 x 240V, MS4000/PSC Motor)
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Grundfos SP 5A-21 is a stainless-steel submersible borehole pump designed for pumping clean water from deep wells and boreholes. It can be installed vertically or horizontally and is constructed from EN 1.4301 (AISI 304) stainless steel for superior corrosion resistance. This pump carries drinking water approval and is ideal for domestic, agricultural, and industrial water supply systems. Equipped with a robust 2.2 kW MS4000 or PSC motor featuring Grundfos flange design, water-lubricated bearings, and external thermal protection, it ensures reliable performance under demanding conditions.
Suitable for:
- Domestic ground water intake
- Domestic water pressure boosting
- Ground water intake
- Irrigation
- Community water supply
- Rotor & spray irrigation
- Ground water transfer
- Livestock & Wildlife Watering
- Water Treatment Fertigation, Chemigation & Dosing
- Pivot & Lateral Irrigation
- Frost protection
- Solar boosting and water supply solutions
- Controls & Digital Groundwater Management
- Solar Controls & Digital Water Management
- Solar Water Treatment Fertigation & Dosing
- Municipal solar solutions
- Agriculture solar solutions
- Livestock watering with solar solutions
- Community solar solutions
Key Specifications:
| Product name | SP 5A-21 |
| Product No. | 05Z02E21 |
| EAN number | 5700830019863 |
| Rated flow | 5 m³/h |
| Rated head | 86 m |
| Stages | 21 |
| Power required | 2.2 kW |
| Motor type | MS4000 or PSC |
| Rated voltage | 1 x 240 V |
| Rated current | 15.6 A |
| Enclosure class | IP68 |
| Material | Stainless steel EN 1.4301 / AISI 304 |
| Net weight | 40 kg |
| Liquid temperature range | -15 .. 40 °C |
| Max operating pressure | 60 bar |
| Connection size | Rp 1 1/2 inch |
| Motor diameter | 4 inch |
| Minimum borehole diameter | 105 mm |
Documentation & Downloads:
| Document | Download |
|---|---|
| Flow Sleeves (Quick Guide) | 📄 Download PDF |
| Pt100, Pt1000 (Quick Guide) | 📄 Download PDF |
| Cathodic protection (Quick Guide) | 📄 Download PDF |
| SP (Safety instructions) | 📄 Download PDF |
| SP (Installation & Operating Instructions) | 📄 Download PDF |
| SP A, SP - Submersible Pumps, Motors & Accessories (Data Booklet) | 📄 Download PDF |
| MS6000 (Data Booklet) | 📄 Download PDF |
| SP Accessories (Data Booklet) | 📄 Download PDF |
| SP 17, 30, 46, 60, 77, 95, 125, 160, 215 (Illustrated Instruction) | 📄 Download PDF |
| SP, SP A (Service Kit Catalogue) | 📄 Download PDF |
| SP (Recommended Spare Parts) | 📄 Download PDF |
| SP 18 (Service Kit Catalogue) | 📄 Download PDF |
| SP 32 (Service Kit Catalogue) | 📄 Download PDF |