Tesk 4SK8/21 – 4kW 4” Stainless Steel Submersible Borehole Pump End
19582
The Tesk 4SK8/21 is a 4” multistage submersible borehole pump end from the Tesk 4SK range, built for a 4 kW 4” motor (motor and control box sold separately, or buy the complete kit). Nominal flow 8 m³/h, 21 stages. Maximum head about 132 m.
Special offer: reduced price while stock lasts.
Applications
- Groundwater and well pumping
- Residential and municipal water supply
- Pressure systems and pipeline pressurisation
- Spray irrigation
- Fire protection and cooling circulation
Features
- Multistage 4” submersible pump end (hydraulics only) with NEMA coupling for a standard 4” motor
- Stainless steel body, discharge chamber, shaft and strainer; PPO (Noryl) impellers in PC diffusers with a stainless steel wear box
- Built-in stainless steel check valve
- Max. working pressure 7 bar, fluid temperature up to 35 °C
- 50 Hz, 2900 rpm
Specifications
| Parameter | Value |
|---|---|
| Brand | Tesk |
| Item code | 6013052 |
| Model | 4SK8/21 |
| Type | 4” submersible borehole pump end (hydraulic part, no motor) |
| Nominal flow | 8 m³/h |
| Number of stages | 21 |
| Motor required | 4 kW (5.5 HP) NEMA 4” submersible motor |
| Maximum head | 132 m |
| Flow range | 0 to 12 m³/h |
| Outlet | 50 mm (2") |
| Pump end length | 1466 mm (with motor) |
| Pump end mass | 7.8 kg |
Performance
| Flow Q (m³/h) | 0 | 7.2 | 7.8 | 8.4 | 9 | 9.6 | 12 |
|---|---|---|---|---|---|---|---|
| Head H (m) | 132 | 103 | 98 | 93 | 88 | 82 | 52 |
Head at flow from the Tesk SK 50 Hz catalogue (2900 rpm, clean water at 20 °C). Pump end supplied without motor.
Get help choosing the right borehole pump
Special offer – reduced price while stock lasts. Send us your borehole depth, water level and daily water need and we will confirm the right pump, motor and cable.