Leo 4SR4-35 / 3KW Submersible Borehole Pump Only » Buy online now for only R 4,837.82 incl. VAT
10434Average Delivery Time: Delivery will be confirmed depending on stock availability.

Introducing the LEO 4SR4-35 submersible borehole pump, a robust 4-inch pump engineered for reliable water extraction in demanding applications across mining, agriculture, aquaculture, and food and beverage industries. Built with a premium AISI304 stainless steel casing and motor base that meets NEMA standards, this pump delivers consistent performance for both industrial water supply systems and residential borehole installations. Available in single-phase (0.37-2.2kW) and three-phase (0.75-7.5kW) configurations, it provides flexible power options to suit any installation requirement.
Construction excellence defines the 4SR4-35, featuring a durable floating impeller designed from FDA-approved Noryl® material that resists corrosion and wear even in challenging downhole environments. The pump incorporates a built-in AISI304 check valve, strainer, and sealed gasket assembly to ensure long-term reliability and prevent contamination, making it ideal for agricultural water supply, mining operations, and food processing applications where water quality and durability are paramount. With a maximum sand content tolerance of 0.25% and fluid temperature rating up to 35 degC, this submersible pump excels in both clean and moderately sandy borehole conditions.
Application
- 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%
