4'' ST Submersible Electric Pumps


Stairs 4" ST series of pumps are manufactured using high quality materials and are designed to deliver years of dependable service. Pumps are on the floating impeller design which reduces starting torque requirements and reduces the effects of sand in the water.


Operating Limits

  • 50Hz

    • Capacity : max. 24 m³/h
    • Head : max. 322 m

  • 60Hz

    • Capacity max. 27.8 m³/h
    • Head : max. 410 m
    • Liquid temperature : 0゚C to+60゚
    • Sand content : Max. 150g/ m³


‧Water supply
‧Agricultural irrigation
‧Pressure boosting
‧Potable water supply
‧Agricultural irrigation
‧Drinking water