Vega 4ST1/26 – 0.75KW Submersible Borehole Pump
14204
The Vega 4ST1/26 is a 4" multistage submersible borehole pump (wet end) rated for a 0.75 kW (1 HP) motor. It delivers up to 1.5 m³/h and a maximum head of 173 m, and is built with stainless steel outer casing, floating impellers with front wear plates, cast AISI 304 upper and lower brackets and a built-in stainless steel non-return valve. It fits a standard NEMA 4" borehole motor for reliable, continuous-duty water supply.
At a glance
Power: 0.75 kW / 1 HPMax. head: 173 mMax. flow: 1.5 m³/h (25 l/min)Connections: 1½"Specifications
| Brand | Vega |
| Item code | 40010019 |
| Model | Vega 4ST1/26 |
| Type | 4" multistage submersible borehole pump (wet end only) |
| Motor power | 0.75 kW / 1 HP |
| Maximum head | 173 m |
| Maximum flow | 1.5 m³/h |
| Outlet (DN) | 1½" |
| Pump length | 596 mm |
| Pump weight | 5.8 kg |
| Minimum well diameter | 4" (100 mm) |
| Speed | 2850 rpm, 50 Hz |
| Dimensions (W × L × H) | 14 × 65 × 14 cm |
Performance Table
| Flow Q (m³/h) | 0 | 0.3 | 0.6 | 0.9 | 1.2 | 1.5 |
|---|---|---|---|---|---|---|
| Flow Q (l/min) | 0 | 5 | 10 | 15 | 20 | 25 |
| Head H (m) | 173 | 160 | 141 | 117 | 81 | 39 |
Head at each flow rate from the manufacturer's technical data. For a duty-point check use the Get a Quote wizard below.
Performance Curves and Technical Data (PDF)
Download the curve sheet with the performance curves, dimensions and technical data for the Vega 4ST1/26:
Vega 4ST1 Series Performance Curves
433 kB | Download
Vega 4ST1 Series Technical Data
533 kB | Download
Applications
- Water supply from boreholes, wells and reservoirs
- Domestic, farm and smallholding water supply
- Irrigation, livestock watering and garden use
- Pressure boosting and bulk water transfer
Operating Conditions
- Maximum fluid temperature: +35 °C
- Maximum sand content: 0.25%
- Minimum well diameter: 4" (100 mm)
- Couples to a NEMA-standard 4" submersible motor
Need help choosing or want a price?
Our pump team will check the right size for your flow and head and give you a quote.
WhatsApp us: 082 516 2248 Get a Quote / Size my pump info@pumps.co.za
Frequently Asked Questions
What is the maximum head of the Vega 4ST1/26?
The Vega 4ST1/26 has a maximum head of 173 m.
How much water can the Vega 4ST1/26 pump?
The Vega 4ST1/26 pumps up to 1.5 m³/h (25 l/min).
What is the motor power of the Vega 4ST1/26?
The motor power is 0.75 kW / 1 HP.
What are the pipe connections of the Vega 4ST1/26?
1½".
