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Tsurumi SFQ Submersible Pumps

Tsurumi SFQ Submersible Pumps have been developed exclusively for corrosive liquids. Applying austenitic steel in all wetted parts, the SFQ pump is a highly specialised pump in terms of design and materials.

Vortex Impeller

This impeller is used mainly to avoid clogging or wear by large or stringy solids in the water. It accelerates part of the water to great speed, and this speed is used to smoothly move all the water from inlet to outlet.


ø Discharge bore mm80mm
Pumping FluidTemperature0-40°C
Type of FluidAggressive sewage
PumpCompo- nentsImpellerOpen type impeller
Shaft SealDouble mechanical seal
BearingsShielded ball bearings
MaterialImpellerStainless steel casting DIN GX5CrNiMo19-11-2
CasingStainless steel casting DIN GX5CrNiMo19-11-2
Suction PlateStainless steel casting DIN GX5CrNiMo19-11-2
Shaft SealSilicon carbide in oil bath
MotorType, PolesInduction motor, 2 poles, IP68
LubricationTurbine oil (ISO VG32)
InsulationInsulation class F
Motor Protector (built-in)Circle thermal cut-out
Phase / Voltage3-phase / 400V / 50Hz / d.o.l., 3-phase / 400V / 50Hz / s.d.
MaterialCasingStainless steel casting DIN GX5CrNiMo19-11-2
ShaftStainless steel EN-X5CrNiMo17-12-2
CableRubber, 10m H07RN-F
Discharge ConnectionInside thread, JIS10K flange