SD Series Submersible Drainage Pumps

STAIRS SD series high head submersible sump pumps are designed for commercial and industrial dewatering, groundwater transferring, effluent transferring, and car washing applications. These pumps include a stainless motor housing, and they are designed to provide great heat dissipation from the motor, ensuring a long service life. All pumps are 100% pressure-tested, submerged and run to ensure quality and reliability for years of trouble-free performance. This attention to detail is an inherent feature of every pump in this series, making it one of the most reliable in the industry.



  • Basement water removal
  • Waste water drainage
  • Water transfer
  • Sump /effluent handling
  • Dewatering
  • Fish pond & fountain circulation


  • All models are hermetically sealed to be watertight, dust-tight, and completely submersible
  • Dual mechanical seal designed to prevent leaking problem
  • High efficiency dry type motor for environmental friendly
  • Robust construction for better reliability
  • Hand-carry designed for easy transport
  • Auto reset thermal overload protection for longer motor life


Submersible Drainage & Sewage pumps 50Hz - 0001
Submersible Drainage & Sewage Pumps 50Hz
Submersible Drainage & Sewage Pumps 60Hz

Performance Curves