Grundfos SP submersible pumps are renowned for their high efficiency and reliability throughout the range.
The SP 5A pumps are recommended for a 60% efficiency at a height between 15m and 100m for a flow rate between 4m³/h and 5,6m³/h.


Grundfos SP submersible pumps are renowned for their high efficiency and reliability throughout the range. Made entirely of corrosion-resistant stainless steel, SP pumps are ideal for a wide variety of applications.
Grundfos SP pumps represent state-of-the-art hydraulic design. Built to deliver optimum efficiency during periods of high demand, the SP pumps provide low long-term costs and high operating reliability regardless of the application.
The Grundfos SP range offers high efficiency, high resistance to sand and other abrasives, motor burnout protection, and easy maintenance. A complete monitoring and control system is available for constant optimisation of the pumping system.
| Pump SP 5A | SP 5A-4 | SP 5A-6 | SP 5A-8 | SP 5A-12 | SP 5A-17 | SP 5A-21 |
| Liquid temperature | +40 °C max | |||||
| Protection class | IP 68 | |||||
| MEI | ≥ 0,56 | |||||
| Material | Stainless steel AISI 304 | |||||
| Stages | 5 | |||||
| Voltage | 3x 230V or 3x 400V | |||||
| Pump diameter | 4" | |||||
| Connection | Rp 1 1/2 | |||||
| Power (kW) | 0,37 | 0,55 | 0,75 | 1,1 | 1,5 | 2,2 |
| In (A) 3x 400V | 1,4 | 2,2 | 2,3 | 3,4 | 4,2 | 5,5 |
| Cable (m) | 1,7 | |||||
| Recommended Height and Flow | SP 5A-4 | SP 5A-6 | SP 5A-8 | SP 5A-12 | SP 5A-17 | SP 5A-21 |
| Height max (m) | 20 | 30 | 40 | 55 | 80 | 100 |
| Height min (m) | 15 | 20 | 25 | 35 | 50 | 70 |
| Min flow (at the max. height recommended) | 4,0 m³/h | |||||
| Max flow (at recommended height min) | 5,6 m³/h | |||||
| Yield | 60% | |||||
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