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Goulds 5GS05421C, 5GPM,1/2HP, 115V, 2 Wire, 4" Stainless Steel Submersible Well Pump
SKU#
5GS05421C
In stock
Model 5GS
Horsepower range ½ - 2, Recommended Range 1.2 - 7.5 GPM, 60Hz, 3450 RPM
| Pump Model | HP | PSI | Depth to Water in Feet/Ratings in GPM (Gallons per Minute) | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20 | 40 | 60 | 80 | 100 | 120 | 140 | 160 | 180 | 200 | 220 | 240 | 260 | 280 | 300 | 340 | 380 | 420 | 460 | 500 | 540 | 580 | 620 | 660 | 700 | 740 | 780 | 820 | 860 | 900 | 940 | 980 | 1020 | |||
| 5GS05R | 1/2 | 0 | 7.5 | 7.2 | 6.8 | 6.3 | 5.8 | 5.2 | 4.7 | 3.8 | 2.9 | ||||||||||||||||||||||||
| 20 | 7.4 | 7.1 | 6.7 | 6.2 | 5.7 | 5.1 | 4.4 | 3.7 | 2.6 | ||||||||||||||||||||||||||
| 30 | 7.3 | 6.9 | 6.6 | 6.0 | 5.6 | 5.0 | 4.3 | 3.4 | 2.3 | ||||||||||||||||||||||||||
| 40 | 7.3 | 6.9 | 6.5 | 6.0 | 5.5 | 4.9 | 4.2 | 3.4 | 2.2 | ||||||||||||||||||||||||||
| 50 | 6.9 | 6.5 | 5.9 | 5.4 | 4.9 | 4.1 | 3.2 | 2.0 | |||||||||||||||||||||||||||
| 60 | 6.2 | 5.6 | 5.2 | 4.6 | 3.8 | 2.7 | 1.2 | ||||||||||||||||||||||||||||
| Shut-off PSI | 120 | 112 | 103 | 94 | 86 | 77 | 68 | 60 | 51 | 42 | 34 | 25 | 16 | ||||||||||||||||||||||
| 5GS05 | 1/2 | 0 | 7.4 | 7.2 | 6.9 | 6.6 | 6.3 | 5.9 | 5.4 | 5.0 | 4.5 | 3.4 | |||||||||||||||||||||||
| 20 | 7.4 | 7.2 | 6.9 | 6.5 | 6.1 | 5.7 | 5.3 | 4.9 | 4.4 | 3.8 | 3.2 | 1.3 | |||||||||||||||||||||||
| 30 | 7.7 | 7.4 | 7.1 | 6.8 | 6.4 | 6.0 | 5.6 | 5.2 | 4.8 | 4.3 | 3.7 | 3.1 | 2.2 | ||||||||||||||||||||||
| 40 | 7.4 | 7.1 | 6.7 | 6.4 | 6.0 | 5.6 | 5.2 | 4.7 | 4.2 | 3.6 | 3.0 | 2.2 | |||||||||||||||||||||||
| 50 | 7.6 | 7.3 | 7.0 | 6.7 | 6.3 | 6.0 | 5.5 | 5.1 | 4.6 | 4.1 | 3.5 | 2.9 | 2.0 | ||||||||||||||||||||||
| 60 | 7.0 | 6.7 | 6.5 | 6.2 | 5.8 | 5.4 | 5.0 | 4.6 | 4.0 | 3.4 | 2.6 | 1.2 | |||||||||||||||||||||||
| Shut-off PSI | 166 | 156 | 147 | 139 | 130 | 121 | 113 | 104 | 95 | 87 | 78 | 69 | 61 | 52 | 43 | 26 | |||||||||||||||||||
| 5GS07 | 3/4 | 0 | 7.5 | 7.3 | 7.1 | 6.9 | 6.7 | 6.4 | 6.1 | 5.6 | 5.0 | 4.2 | 3.3 | 2.0 | |||||||||||||||||||||
| 20 | 7.5 | 7.3 | 7.1 | 6.8 | 6.6 | 6.4 | 6.1 | 5.8 | 5.5 | 4.8 | 4.1 | 3.1 | 1.8 | ||||||||||||||||||||||
| 30 | 7.6 | 7.4 | 7.2 | 7.0 | 6.8 | 6.5 | 6.3 | 6.0 | 5.7 | 5.4 | 5.1 | 4.4 | 3.5 | 2.2 | |||||||||||||||||||||
| 40 | 7.6 | 7.4 | 7.2 | 7.0 | 6.8 | 6.5 | 6.3 | 6.0 | 5.7 | 5.4 | 5.1 | 4.7 | 3.9 | 2.9 | 1.6 | ||||||||||||||||||||
| 50 | 7.6 | 7.4 | 7.2 | 6.9 | 6.7 | 6.5 | 6.2 | 6.0 | 5.7 | 5.3 | 5.0 | 4.7 | 4.3 | 3.4 | 2.2 | ||||||||||||||||||||
| 60 | 7.5 | 7.3 | 7.1 | 6.9 | 6.8 | 6.5 | 6.3 | 6.1 | 5.8 | 5.5 | 5.2 | 4.9 | 4.5 | 4.1 | 3.7 | 2.6 | 1.2 | ||||||||||||||||||
| Shut-off PSI | 255 | 216 | 208 | 199 | 190 | 182 | 173 | 166 | 156 | 147 | 139 | 130 | 121 | 113 | 104 | 87 | 69 | 52 | 35 | 17 | |||||||||||||||
| 5GS10 | 1 | 0 | 7.6 | 7.5 | 7.3 | 7.1 | 6.9 | 6.6 | 6.1 | 5.7 | 5.2 | 4.6 | 3.9 | 3.1 | 2.1 | ||||||||||||||||||||
| 20 | 7.4 | 7.3 | 7.1 | 6.9 | 6.7 | 6.5 | 6.0 | 5.6 | 5.1 | 4.5 | 3.8 | 3.0 | 2.0 | ||||||||||||||||||||||
| 30 | 7.4 | 7.2 | 7.1 | 6.9 | 6.6 | 6.4 | 6.2 | 5.8 | 5.3 | 4.7 | 4.1 | 3.3 | 2.4 | ||||||||||||||||||||||
| 40 | 7.4 | 7.2 | 7.0 | 6.8 | 6.6 | 6.4 | 6.2 | 6.0 | 5.5 | 5.0 | 4.4 | 3.7 | 2.9 | 1.8 | |||||||||||||||||||||
| 50 | 7.5 | 7.4 | 7.2 | 7.0 | 6.8 | 6.6 | 6.4 | 6.2 | 6.0 | 5.7 | 5.2 | 4.6 | 4.0 | 3.2 | 2.2 | ||||||||||||||||||||
| 60 | 7.5 | 7.4 | 7.2 | 7.0 | 6.9 | 6.7 | 6.5 | 6.4 | 6.2 | 6.0 | 5.7 | 5.5 | 5.0 | 4.4 | 3.6 | 2.7 | 1.2 | ||||||||||||||||||
| Shut-off PSI | 253 | 245 | 234 | 227 | 219 | 210 | 201 | 193 | 184 | 175 | 167 | 158 | 141 | 123 | 106 | 89 | 71 | 54 | 37 | 19 | |||||||||||||||
| 5GS15 | 1½ | 0 | 7.5 | 7.3 | 7.2 | 6.9 | 6.7 | 6.5 | 6.2 | 5.9 | 5.5 | 5.1 | 4.7 | 4.3 | 3.8 | 3.3 | 2.6 | 1.7 | |||||||||||||||||
| 20 | 7.4 | 7.3 | 7.1 | 7.0 | 6.9 | 6.7 | 6.4 | 6.1 | 5.8 | 5.4 | 5.1 | 4.7 | 4.2 | 3.7 | 3.2 | 2.5 | |||||||||||||||||||
| 30 | 7.4 | 7.2 | 7.1 | 7.0 | 6.9 | 6.8 | 6.5 | 6.3 | 6.0 | 5.6 | 5.2 | 4.8 | 4.4 | 4.0 | 3.4 | 2.8 | 2.0 | ||||||||||||||||||
| 40 | 7.5 | 7.4 | 7.2 | 7.1 | 7.0 | 6.9 | 6.8 | 6.7 | 6.4 | 6.1 | 5.8 | 5.4 | 5.0 | 4.6 | 4.2 | 3.7 | 3.1 | 2.4 | 1.4 | ||||||||||||||||
| 50 | 7.5 | 7.3 | 7.2 | 7.1 | 7.0 | 6.9 | 6.8 | 6.6 | 6.5 | 6.5 | 5.9 | 5.5 | 5.2 | 4.8 | 4.3 | 3.9 | 3.4 | 2.7 | 1.8 | ||||||||||||||||
| 60 | 7.5 | 7.3 | 7.2 | 7.1 | 7.0 | 6.8 | 6.7 | 6.6 | 6.5 | 6.3 | 6.0 | 5.7 | 5.3 | 4.9 | 4.5 | 4.1 | 3.6 | 3.0 | 2.2 | 1.2 | |||||||||||||||
| Shut-off PSI | 325 | 317 | 308 | 299 | 291 | 282 | 273 | 265 | 256 | 247 | 230 | 213 | 195 | 178 | 161 | 143 | 126 | 109 | 91 | 74 | 57 | 39 | 22 | ||||||||||||
| 5GS20 | 2 | 0 | 7.6 | 7.3 | 7.0 | 6.7 | 6.4 | 6.1 | 5.7 | 5.4 | 4.9 | 4.6 | 4.1 | 3.6 | 3.1 | 2.5 | 1.9 | ||||||||||||||||||
| 20 | 7.5 | 7.2 | 7.0 | 6.7 | 6.3 | 6.0 | 5.7 | 5.3 | 4.9 | 4.5 | 4.0 | 3.6 | 3.0 | 2.4 | 1.7 | ||||||||||||||||||||
| 30 | 7.6 | 7.4 | 7.1 | 6.8 | 6.5 | 6.1 | 5.8 | 5.5 | 5.1 | 4.7 | 4.2 | 3.8 | 3.3 | 2.7 | 2.1 | 1.2 | |||||||||||||||||||
| 40 | 7.5 | 7.2 | 6.9 | 6.6 | 6.3 | 6.0 | 5.6 | 5.2 | 4.8 | 4.5 | 4.0 | 3.5 | 3.0 | 2.3 | 1.6 | ||||||||||||||||||||
| 50 | 7.6 | 7.3 | 7.0 | 6.7 | 6.4 | 6.1 | 5.8 | 5.4 | 5.0 | 4.6 | 4.2 | 3.7 | 3.2 | 2.6 | 1.9 | ||||||||||||||||||||
| 60 | 7.4 | 7.2 | 6.9 | 6.6 | 6.2 | 5.9 | 5.5 | 5.2 | 4.8 | 4.4 | 3.9 | 3.4 | 2.9 | 2.2 | 1.5 | ||||||||||||||||||||
| Shut-off PSI | 322 | 305 | 288 | 270 | 253 | 236 | 219 | 201 | 184 | 167 | 149 | 132 | 115 | 97 | 80 | 63 | 45 | 28 | |||||||||||||||||
Electrical Wire Gauge Required for a 0.5 HP, 2 Wire, 115V, 1 Phase Motor
| Copper Wire Size | 12 Gauge | 10 Gauge | 8 Gauge | 6 Gauge | 4 Gauge | 2 Gauge |
|---|---|---|---|---|---|---|
| Distance from service entrance to motor | 178 ft. | 284 ft. | 449 ft. | 699 ft. | 1114 ft. | 1769 ft. |
The Goulds 5GS05421C is a 4 inch stainless steel submersible well pump rated for 5 GPM, 1/2 HP, 115V, and 2-wire operation. It is powered by a CentriPro motor and is designed for continuous operation within the motor manufacturer's working limits.
This GS Series pump features a floating impeller stack for sand handling, a polished stainless steel casing, and field-serviceable construction. Additional design details include a built-in check valve, cast 303 stainless steel discharge head and motor adapter, and engineered polymer bearings for abrasion resistance.
| Phase | 1 |
|---|---|
| Voltage | 115v |
| Wire Count | 2 Wire |
| Motor Horsepower | 0.5 |
| Flow Rate | 5 |
| Stages | 12 |
| Discharge Connection | 1.25 |
| Material | Stainless Steel |
| Diameter | 3.9 inch Diameter |
| Source | https://www.xylem.com/ |
| Model # | 5GS05421C |
| Manufacturer | Goulds |
| Performance Chart | Goulds Performance Chart 5GS |
| Shipping Weight | 30 |
Write Your Own Review
What are the main specifications of this pump?
This model is rated for 5 GPM, 1/2 HP, 115V, and 2-wire operation.
Does this pump require a control box?
No. The product data states that this model does not require a control box.
Is this pump designed for continuous operation?
Yes. The source states it can be operated continuously within the motor manufacturer's working limits.
How does this pump handle sand?
It uses a floating impeller stack design described as a sand handling design.
Is the pump field serviceable?
Yes. The unit has left-hand threads and is described as field serviceable with common tools and readily available repair parts.
What materials are used in the pump construction?
The pump includes a polished stainless steel casing, cast 303 stainless steel components, and glass-filled engineered composite non-metallic parts.
Does it include a check valve?
Yes. It has a built-in check valve constructed of stainless steel and FDA-compliant BUNA rubber.
What wire distance information is provided for this model?
For a 0.5 HP, 2-wire, 115V, 1-phase motor, the source lists a maximum distance of 178 ft using 12 gauge copper wire from service entrance to motor.
Installation Brief
This 115V 2-wire submersible well pump should be installed as part of a properly matched well system.
- Confirm the pump model, 115V single-phase power, and 2-wire configuration match the application.
- Review the installation manual and wire gauge guidance before making electrical connections.
- Install the pump in the well and connect the discharge piping to the pump assembly.
- Use the cast-in safety line loops if required by the installation approach.
- After installation, energize the system and verify normal pump operation.
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