Leo 4SR4-7 / 0.55KW Submersible Borehole Pump Only » Buy online now for only R 1,696.32 incl. VAT

The LEO 4SR4-7 is a 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 delivers consistent performance in deep well and borehole installations where durability and efficiency are essential.

Constructed with a corrosion-resistant AISI304 stainless steel casing and motor base that meets NEMA standards, the 4SR4-7 features FDA-approved Noryl® impellers designed for longevity and superior hydraulic performance. Its robust engineering includes an integral AISI304 check valve, built-in strainer, and floating impeller mechanism, making it ideally suited for agricultural irrigation, industrial water supply, and small-scale mining operations where sand content and challenging borehole conditions demand a pump built to last.

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%