Leo 4SR8-4 / 0.75KW Submersible Borehole Pump Only
10460
Introducing the LEO 4SR8-4 submersible borehole pump, a robust 4-inch pump engineered for reliable deep-well water extraction across residential, agricultural, and industrial applications. Built with a corrosion-resistant AISI304 stainless steel casing and motor base that meets NEMA standards, this submersible pump delivers consistent performance in mining, building, aquaculture, food and beverage, and domestic water supply scenarios with flow rates ranging from 1 to 10 cubic meters per hour.
Construction excellence defines this borehole pump, featuring FDA-approved Noryl® floating impellers that provide exceptional durability while maintaining superior hydraulic efficiency. An integrated AISI304 check valve, built-in strainer, and stainless steel outlet safeguard against contamination, making it ideally suited for applications handling sandy bore water with sediment content up to 0.25%-whether you're powering a family well system or supporting large-scale agricultural irrigation with either single-phase or three-phase motor configurations.
At a glance
Power: 0.75 kW (1 HP)Max. head: 26 mMax. flow: 12 m³/h (200 l/min)Connections: Outlet 2"Specifications
| Brand | Leo |
| Model | 4SR8-4 |
| Type | 4SR8 Submersible Borehole Pump (100 mm) |
| Motor power | 0.75 kW (1 HP) |
| Stages | 4 |
| Connection | Outlet 2" |
| Shut-off head | 26 m |
| Flow range | 0 – 12 m³/h (0 – 200 l/min) |
| Dimensions (W × L × H) | 10 × 30 × 10 cm |
| Weight | 2.8 kg |
| Item code | 4SR8-4 |
Performance Table
| Flow Q (m³/h) | 0 | 4.8 | 5.4 | 6 | 7.2 | 8.4 | 9.6 | 10.8 | 12 |
|---|---|---|---|---|---|---|---|---|---|
| Flow Q (l/min) | 0 | 80 | 90 | 100 | 120 | 140 | 160 | 180 | 200 |
| Head H (m) | 26 | 24 | 23 | 22 | 21 | 19 | 17 | 15 | 12 |
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 Leo 4SR8-4:
Leo 4SR8 Series Performance Curves
446 kB | Download
Applications
- 4" SR series submersible pump adopts AISI304 casing and high-strength and durable "floating impeller"
- Impellers are made of American "Noryl®" material, which has got the approval of FDA(American Food and Drug Administration)
- With high-quality hydraulic design, AISI304 motor base up to "NEMA" standard, built-in AISI304 check valve, gasket, motorund outlet and built-in strainer
- Can be widely applied to mining and building industry, agriculture, aquaculture, food and beverage industry and family water supply
Motor And Pump
- Power: Single phase: 0.37~2.2KW 220~240V
- Power: Three phase: 0.75~7.5KW 380~415V
- Insulation class: B
- Protection grade: IP68
- Frequency: 50HZ
- Flow range: 1~10 (m3/h)
- Maximum fluid temperature: 35
- Maximum sand content: 0.25%
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 Leo 4SR8-4?
The Leo 4SR8-4 has a maximum head of 26 m.
How much water can the Leo 4SR8-4 pump?
The Leo 4SR8-4 pumps up to 12 m³/h (200 l/min).
What is the motor power of the Leo 4SR8-4?
The motor power is 0.75 kW (1 HP).
What are the pipe connections of the Leo 4SR8-4?
Outlet 2".
