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Goulds 3ST1J2H4, NPE Series, 5HP, 208-230/460V, Three Phase Centrifugal Pump

SKU: 3ST1J2H4 Category: Tag:



  • High Efficiency Impeller: Enclosed impeller with unique floating seal ring design maintains maximum efficiencies over the life of the pump without adjustment.
  • Mechanical Seal: Standard John Crane Type 21 with carbon versus silicon-carbide faces, Viton elastomers, and 316 stainless metal parts. Optional high temperature and chemical duty seals available.
  • Motors: NEMA standard open drip-proof, totally enclosed fan cooled or explosion proof enclosures. Rugged ball bearing design for continuous duty under all operating conditions.
  • Superior Materials of Construction: Complete AISI 316L stainless steel liquid handling components and mounting bracket for corrosion resistance, quality appearance, and improved strength and ductility.
  • Casing and Adapter Features: Stainless steel construction with NPT threaded, centerline connections, easily accessible vent, prime and drain connections with stainless steel plugs. Optional seal face vent/flush available.


Mfg. Number3ST1J2H4
SeriesNPE Series
Product TypeCentrifugal pump
ApplicationWater circulation/Booster service
Horsepower5 HP
Voltage208-230/460 volts
Frequency50/60 Hz
Speed3500 RPM
DesignClose coupled/End suction
Discharge Connection1-1/2″
Suction Connection2″
Maximum Capacity176 GPM
Maximum TDH97 ft.
Pump Size1-1/2 x 2
Impeller Diameter5″
Impeller Material316 Stainless steel
Pump Casing Material316 Stainless steel
Motor Casing Material316 Stainless steel
Motor Shaft Material316 Stainless steel
Shaft SealCarbon/Sil-Carbide/Viton/316 Stainless
RotationClockwise Rotation Viewed from Drive End
Overload ProtectionNo, provided in starter unit
Max. Working Pressure125 PSIG
Max. Temperature212°F

For pump specifications and technical data, Goulds NPE series.

Additional information

Weight65 lbs