Sta-Rite S10K05121-02, 4" Submersible Well Pump & Motor, K Series, 1/2 HP, 115 Volts, 1 Phase, 2 Wire, 7 Stages, 1-1/4" NPT Discharge, 243 ft. Shut-Off Head, 10 GPM Best Efficiency Flow
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FEATURES
Sta-Rite K Series 4" Submersible Well Pump
Features
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Stainless steel shell offershighcorrosion resistance
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Fiberglass-reinforced thermoplastic discharge with proven internal check valve
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Nylatron discharge bearing is self-lubricating and resists wear surface from sand
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Acetal impellers
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Polycarbonate diffusers
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Suction Caps are polycarbonate with stainless steel insert
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Proprietary spec. thrust pads
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Hexagonal 3/8” shaft and coupling are made of stainless steel 300 grade and offers generous impeller drive surfaces
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Motor Bracket/Intake Screen is made of fiberglass-reinforced thermoplastic incorporates an integral suction screen
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Durable internal check valve
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Rigid PVC, corrosion resistant cable guard with 300-grade stainless steel fasteners
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Large wrench flats and rope hole
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Residential
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Commercial
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Irrigation and farm use
Brand | Sta-Rite |
Mfg. Number | S10K05121-02 |
Series | K Series |
Product Type | 4" Well Pump & Motor |
Application | Well Water |
Horsepower | 1/2 HP |
Voltage | 115 volts |
Phase | 1 |
Frequency | 60 Hz |
Design | Submersible |
Discharge Connection | 1-1/4" NPT |
Shut-Off TDH | 243 ft. |
Pressure | 105 PSI |
Best Efficiency Flow | 10 GPM |
Pump Size | 4" |
Stages | 7 |
Impeller Material | Acetal |
Pump Casing Material | Stainless Steel |
Motor Casing Material | Stainless Steel |
Motor Shaft Material | Stainless Steel |
Discharge Material | Fiberglass-Reinforced Thermoplastic |
Motor Type | 2 Wire |
Motor End | P42B0005A1-C |
The Sta-Rite K series submersible well pumps provide first class performance in residential, commercial, irrigation and farm use. The proven “Floating Impeller” staging system incorporates a sand handling and thrust management staging system with “dry-run” design. Designed with a corrosive resistant, stainless steel wear surface that greatly reduces problems with abrasives and sand lock-up. Features
-
Stainless steel shell offers high corrosion resistance
-
Fiberglass-reinforced thermoplastic discharge with proven internal check valve
-
Nylatron discharge bearing is self-lubricating and resists wear surface from sand
-
Acetal impellers
-
Polycarbonate diffusers
-
Suction Caps are polycarbonate with stainless steel insert
-
Proprietary spec. thrust pads
-
Hexagonal 3/8” shaft and coupling are made of stainless steel 300 grade and offers generous impeller drive surfaces
-
Motor Bracket/Intake Screen is made of fiberglass-reinforced thermoplastic incorporates an integral suction screen
-
Durable internal check valve
-
Rigid PVC, corrosion resistant cable guard with 300-grade stainless steel fasteners
-
Large wrench flats and rope hole
STA-RITE K SERIES 4" SUBMERSIBLE WELL PUMPS |
Model Comparison Chart
Model | Discharge | HP | Voltage | Phase | Best Efficiency GPM | Shut-off Head | Wiring | Stages |
S10K05231-02 | 1-1/4" | 1/2 | 230 | 1 | 10 | 243' | 3-wire | 7 |
S10K05221-02 | 1-1/4" | 1/2 | 230 | 1 | 10 | 243' | 2-wire | 7 |
S10K05121-02 | 1-1/4" | 1/2 | 115 | 1 | 10 | 243' | 2-wire | 7 |
S7K05231-02 | 1-1/4" | 1/2 | 230 | 1 | 7 | 329' | 3-wire | 10 |
S5K05231-02 | 1-1/4" | 1/2 | 230 | 1 | 5 | 356' | 3-wire | 12 |
S10K07231-02 | 1-1/4" | 3/4 | 230 | 1 | 10 | 313' | 3-wire | 9 |
S7K05221-02 | 1-1/4" | 1/2 | 230 | 1 | 7 | 329' | 2-wire | 10 |
S7K05121-02 | 1-1/4" | 1/2 | 115 | 1 | 7 | 329' | 2-wire | 10 |
S10K07221-02 | 1-1/4" | 3/4 | 230 | 1 | 19 | 313' | 2-wire | 9 |
S5K05221-02 | 1-1/4" | 1/2 | 230 | 1 | 5 | 356' | 2-wire | 12 |
S5K05121-02 | 1-1/4" | 1/2 | 115 | 1 | 5 | 356' | 2-wire | 12 |
S7K07231-02 | 1-1/4" | 3/4 | 230 | 1 | 7 | 428' | 3-wire | 13 |
S5K07231-02 | 1-1/4" | 3/4 | 230 | 1 | 5 | 505' | 3-wire | 17 |
S20K10231-02 | 1-1/4" | 1 | 230 | 1 | 20 | 262' | 3-wire | 7 |
S7K07221-02 | 1-1/4" | 3/4 | 230 | 1 | 7 | 428' | 2-wire | 13 |
S10K10231-02 | 1-1/4" | 1 | 230 | 1 | 10 | 417' | 3-wire | 12 |
S20K10221-02 | 1-1/4" | 1 | 230 | 1 | 20 | 262' | 2-wire | 7 |
S10K10221-02 | 1-1/4" | 1 | 230 | 1 | 10 | 417' | 2-wire | 12 |
S5K07221-02 | 1-1/4" | 3/4 | 230 | 1 | 5 | 505' | 2-wire | 17 |
S7K10231-02 | 1-1/4" | 1 | 230 | 1 | 7 | 560' | 3-wire | 17 |
S5K10231-02 | 1-1/4" | 1 | 230 | 1 | 5 | 624' | 3-wire | 21 |
S7K10221-02 | 1-1/4" | 1 | 230 | 1 | 7 | 560' | 2-wire | 17 |
S20K15231-02 | 1-1/4" | 1-1/2 | 230 | 1 | 20 | 337' | 3-wire | 9 |
S20K15221-02 | 1-1/4" | 1-1/2 | 230 | 1 | 20 | 337' | 2-wire | 9 |
S10K15221-02 | 1-1/4" | 1-1/2 | 230 | 1 | 10 | 556' | 2-wire | 16 |
S10K15231-02 | 1-1/4" | 1-1/2 | 230 | 1 | 10 | 556' | 3-wire | 16 |
PERFORMANCE CURVES |
PERFORMANCE BY PLUMBING DEPTH |
DIMENSIONAL DATA |
MANUAL |
Sta-Rite 4" Submersible Well Pump Installation and Operating Manual |
SPECIFICATIONS |
Sta-Rite K Series Specifications |
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*Note: Picture is illustrative and may not reflect the actual product.*