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STA-Rite STEP20 4 inch Submersible Pump - STEP20-03

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STA-Rite STEP20 4 inch Submersible Pump - STEP20-03
  • Buy 2 for $269.50 each and save 2%
  • Buy 5 for $264.00 each and save 4%
  • Buy 10 for $258.50 each and save 6%

Availability: In stock

High-Head Filtered Effluent Pump, Stainless Steel, 1/2 HP, 115V, 20 GPM

The new STEP Plus™ 4" submersible effluent pump 20 GPM (gallons per minute) model offers dependable performance and value for high pressure filtered effluent applications.


Key features
  • 1/2 HP, 115 Volt, single-phase, 2-wire
  • Superior performance
  • Stainless steel and composite construction
  • Exclusive industry dry-run capability
  • Enclosed and self-lubricated Nylatron® shaft-bearing resists
    wear from sand
  • Serviceable fiberglass reinforced thermoplastic intake screen

Proven “Floating Impeller”
Staging System
– Incorporates
1st-in-class performance, sand
handling and thrust management
staging system with the industry
exclusive “dry-run” design element.
Reinforced engineered composites
and stainless steel, offering high
resistance to corrosion and abrasion.


Discharge – Tested-tough, fiberglass-reinforced
thermoplastic, with proven
internal check valve. Large wrench
flats and rope hole.


Shell – 300-grade stainless steel
pump shell offers high corrosion


Shaft – Hexagonal 3/8", 300-grade
stainless steel pump shaft; offers
generous impeller drive surfaces.


Shaft Bearing – Exclusive self-lubricating
Nylatron bearing resists
wear surface from sand.
Motor Bracket – Tested-tough,
fiberglass-reinforced thermoplastic;
incorporates an integral suction


1-year limited warranty






VOLTAGE:  115 volts, 60 Hz

AMP DRAW:  10.5 amps at full load

SHELL:  Stainless steel

DISCHARGE:  1-1/4" NPT, Fiberglass-reinforced thermoplastic


IMPELLERS:  Delrin® (5 stages)

DIFFUSERS:  Polycarbonate (5 stages)

SUCTION CAPS:  Polycarbonate with stainless steel wear ring

THRUST PADS:  Proprietary spec.

SHAFT AND COUPLING:  Stainless steel 300 grade

INTAKE:  Fiberglass-reinforced thermoplastic

INTAKE SCREEN:  Polypropylene

POWER CORD:  300 Volt “SOOW” jacketed 10' leads, 115 Volt, 2-wire with ground

Additional Information

Additional Information

Manufacturer Sta-Rite
Attachment View File Sta-Rite Step20 Specifications Size: (80.41 KB)
Attachment View File Sta-Rite Step20 Owners manual Size: (74.95 KB)
Product Reviews
Number of reviews : 6
Average rating : 4.8 /5
B. Derral
  the 13/04/2019
5/ 5
They had the best price.
  the 14/01/2019
4/ 5
O. Charles
  the 08/10/2017
5/ 5
replace an old one just like. does good job.
S. David
  the 09/08/2017
5/ 5
easy to set up and fast flowing
T. James
  the 02/08/2017
5/ 5
Great so far.

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