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Goulds Model 10GS, GS Series, 4″ Submersible Well Pump


Features and Benefits

  • Field Servicable
  • Sand Resistant Construction
  • Stainless Steel Metal Parts
  • FDA Compliant Non-Metallic Parts.


Goulds GS Series 4″ Submersible Well Pump

This well pump is powered by a 4″ CentriPro motor sized for installation in 4″ diameter or larger water wells.  Designed with a stainless steel construction for strength and corrosion resistance, this pump model has two cast-in safety line loops for installer convenience.


  • Pump can be operated continuously without damage to the motor
  • Units have left hand threads and are field serviceable with common tools and readily available repair parts
  • Sand handling design
  • Impellers, diffusers and bearing spiders are constructed of FDA compliant glass filled engineered composites. They are corrosion resistant and non-toxic
  • Discharge head/check valve made of cast 303 stainless steel for strength and durability
  • Built-in check valve is constructed of stainless steel and FDA compliant BUNA rubber for abrasion resistance and quiet operation
  • Motor adapter made of cast 303 stainless steel for rigid, accurate alignment of pump and motor
  • Easy access to motor mounting nuts using standard open end wrench
  • Stainless steel casing is strong and corrosion resistant
  • Hexagonal shaft design for positive impeller drive
  • Proprietary engineered polymer bearing is strong and resistant to abrasion and wear
  • Enclosed upper bearing is mounted in a durable Noryl bearing spider for excellent abrasion resistance
  • Two-wire PSC (Permanent Split Capacitor) motor design is quieter than split-phase, 2-wire motors
  • Capacitor reduces pulsation noise
  • Capacitor built-in and hermetically sealed
  • Built-in surge arrestor is provided on single phase motors
  • Stainless steel splined shaft
  • Replaceable motor lead assembly
  • CSA certified
  • UL 778 recognized


    • Submersible pump
    • Centripro motor

Additional information

Mfg Number


Model Number





1/2 HP


230 Volts




60 Hz


3450 rpm



Motor Type

2-wire PSC

Minimum Well Size

4 Inches



Discharge Connection

1-1/4" NPT

Flow Range

3 – 16 GPM

Pump Casing

AISI 304 stainless steel

Control Box

Not Required


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