4HR
Precision casted stainless-steel 4" submersible borehole pumps
4" submersible borehole pump constructed with durable micro-cast stainless steel. Highly efficient and reliable, they are suitable for industrial, civil, and agricultural applications, such as water distribution coupled with pressure tanks, irrigation, pressure boosting, fire-fighting systems, and more.
| Flow rate | up to 420 l/min (25.2 m³/h) |
| Head up | up to 176 m |
| Liquid temperature | up to +40 °C |
| Maximus sand content | 100 g/m3 |
| Maximum operating depth below water level | – 200 m with 4PD motors – 300 m with 4PS motors |
| Motor | 2 poles |
| Ingress protection rating | IP 68 |
| Delivery port | Precision casted stainless steel AISI 304 |
| Impellers | Precision casted stainless steel AISI 304 |
| Diffusers | Precision casted stainless steel AISI 304 |
| Shaft | Stainless steel AISI 304 |
| Motor bracket | Precision casted stainless steel AISI 304 |
Technical documentation