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Qy25-32-4s 4kw Stainless Steel Oil Filled Submersible Water Pump 380V. Model QY25-32-4S: 4kW stainless steel oil-filled submersible water pump, 380V power. Rated duty: 25m3/h flow at 32m head, 65mm discharge connection. Oil-filled motor with floating oil bladder to accommodate thermal expansion. Double fluororubber mechanical sealing and Class F motor insulation. For non-corrosive liquids up to 40 C within the catalogue solids and submergence limits. Suitable for irrigation and compatible water-lifting duties; custom configuration can be reviewed. Minimum order one unit, with samples available subject to specification and quotation. Standard products dispatch 5-7 days after payment; customized lead time depends on requirements.