Spec Sheet

CENTRIFUGAL - THREE PHASE
The ST3050D is ideal for supporting
tough utility and municipal jobs. The
flexible dual voltage 230/460 5HP
motor ensures optimum flow and head
performance. The pump incorporates
an industrial cast iron housing, dual
shaft seals, sealed ball bearing
impeller, carrying handle and molded
50’ power cable w/ strain relief. The
pump handles fluid up to 140° F.
Powerful, compact and offering top
performance output, the ST41 Series
features: heat-treated stainless steel
410 shaft, double mechanical seals,
oil free motor, thermal/over current
motor protection, dynamically balanced
high chrome impeller, and corrosion
resistant stainless steel outer casing.
Passes solids up to ½”, has a carrying
handle and comes with a molded 33’
power cable w/ strain relief. The pump
handles fluid up to 140° F. There are
two 4” discharge models available:
230V 3Ø or 460V 3Ø.
The ST61 Series provides exceptional flow output,durability,
in an overall compact package. High performance and
operating value is achieved through an oil free motor, thermal/
over current motor protection, dynamically balanced high
chrome impeller, heat-treated stainless steel 410 shaft, double
mechanical seals, and rigid corrosion resistant stainless
steel outer casing and strainer. Passes solids up to ½”, lifting
eyelets and comes with a molded 33’ power cable w/ strain
relief. The pump handles fluid up to 140° F. Depending on your
electrical source, there are two 6” discharge model pumps:
230V 3Ø or 460V 3Ø.
ST3050D
3” NPT Discharge
270 GPM - 86’ HEAD
ST61230 / ST61460
6” NPT Discharge
674 GPM - 105’ HEAD
ST41230 / ST41460
4” NPT Discharge
423 GPM - 138’ HEAD
A Control Box is required to
provide overload safety shut
downs that are thermal &
voltage related, and to assist in
powering float switches. MQ
offers the control box CB200 to
support the ST3050D.
A Control Box is required to provide safe ON/OFF functioning,
overload safety shut downs that are thermal & voltage related,
and proper conduits to assist in powering float switches. MQ
offers the CB1269 control box to support the ST41230 and the
CB1456 to support the ST41460.
A control box is required to provide safe ON/OFF functioning,
overload safety shut downs that are thermal & voltage related,
and proper conduits to assist in powering float switches. MQ
offers the CB1274 control box to support the ST61230 and
CB1456 Control Box to support the ST61460
Multiquip’s Powerful 3-Phase Pumps
When three phase power is available, Multiquip provides three pump models that tackle a variety of
industrial dewatering applications. These powerful submersibles are available in 3”, 4” and 6” discharge
sizes, and are available in either 230V or 460V models depending on power source.
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