Leo 4SR4-18 / 1.5KW Submersible Borehole Pump Only » Buy online now for only R 2,785.68 incl. VAT

The LEO 4SR4-18 is a robust 4-inch submersible borehole pump engineered for reliable water extraction in demanding applications across mining, agriculture, aquaculture, food and beverage processing, and residential water supply systems. Built on decades of submersible pump expertise, this model combines proven hydraulic design with industrial-grade construction to deliver consistent performance in both shallow and deep borehole installations.

Constructed with a durable AISI304 stainless steel casing and motor base meeting NEMA standards, the 4SR4-18 features a unique floating impeller design manufactured from FDA-approved Noryl® material for exceptional corrosion resistance and longevity. The pump's integrated check valve, high-quality strainer, and sealed gasket construction ensure reliable operation in sandy or challenging water conditions, with IP68 protection enabling submersion in even the most demanding environments-making it the ideal choice for agricultural boreholes, mining operations, and industrial water supply applications requiring minimal maintenance and maximum durability.

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%