Description
GolPumps 5HP Submersible Well Pump – High-Performance Deep Well Pump, 79 GPM, 420 ft Head, 4” Water Pump
The GolPumps 5HP Submersible Well Pump is engineered for high-flow deep well applications, ensuring maximum efficiency, durability, and reliable performance. Designed for 4-inch or larger wells, this heavy-duty deep well pump features a resin-filled encapsulated motor for superior protection against burnout. Built with Noryl pump material, it offers exceptional strength and resistance to harsh water conditions. Ideal for agricultural irrigation, commercial water systems, and high-volume residential use.
Pump Specifications:
- Max Head: 420 ft
- Max Flow Rate: 79 GPM
- Discharge Size: 2″ NPT
- Horsepower: 5 HP
- Pump Material: Noryl
- Pump Model: ST 5515
Key Features & Benefits:
Encapsulated resin-filled stator prevents motor burnout and enhances longevity
High-efficiency design reduces operational costs and improves energy savings
Premium copper wiring for enhanced conductivity and durability
Pressure equalizing diaphragm ensures consistent water pressure
Removable lead connector for easy installation and maintenance
Compatible with single-phase control boxes for seamless integration
Standard NEMA mounting dimensions for universal installation
Technical Specifications:
- Upper Bracket: Cataphoresis-treated cast iron with SS304 stainless steel cover cap
- Max Immersion Depth: 985 ft
- Protection Rating: IP68 (fully submersible)
- Max Starts Per Hour: Up to 20 at regular intervals
- Sealing: Sand slinger and lip seal for enhanced durability
- Insulation Class: F
- Rated Ambient Temperature: 86°F
- Cooling Requirement: Minimum 0.08 m/s water flow speed
- Installation Orientation: Suitable for both vertical and horizontal installation
Includes Wire Splice Kit for a quick and secure setup.
Perfect for deep wells, agricultural irrigation, commercial water distribution, and high-demand residential applications. Order today and experience the power and efficiency of GolPumps’ advanced submersible well pump technology!
| Model | Pump | ST 55-15 |
| Motor | 4CF6566D | |
| Brand | Gol Pumps | |
| Manufacturer’s Warranty | 1 years Limited Warranty | |
| P2 | kW | 3.7 |
| HP | 5 | |
| Service Factor | 1.15 | |
| Material | Pump | Noryl |
| Motor | Noryl | |
| Voltage – Phase | 230V – Single Phase | |
| Wire | 3 | |
| In | A | 22.9 |
| Imax | A | 26.2 |
| Istart | A | 106.7 |
| PF (%) | Allowable Load | 0.99 |
| Overload Factor | 0.99 | |
| Efficiency (%) | Allowable Load | 69.9 |
| Overload Factor | 69.3 | |
| R.P.M | 3450 | |
| Thrust | N | 6000 |
| Capacitor | UF | No |
| Cable | AWG | 14 |
| Length (ft.) | 8.2 | |
| Production Country | Taiwan | |
Performance Curves
| Pump Model | Motor | Q Capacity 3500RPM | |||||||||||||||
| kW | HP | Gal/Min | 0 | 21.1 | 23.8 | 26.4 | 31.7 | 37 | 42.3 | 47.6 | 52.8 | 58 | 63.4 | 68.7 | 74 | 79.3 | |
| ST 55-15 | 3.7 | 5 | Head (ft.) | 420 | 371 | 368 | 358 | 345 | 328 | 308 | 289 | 263 | 236 | 207 | 167 | 121 | 65.6 |
Dimensions and Weights
| Outlet | Motor Dia. | Dimensions (inch) | Weight (lb) | |||||
| A | B | C | D | Pump | Motor | Pump + Motor | ||
| NPT 2″ | 4″ | 37.5″ | 2″ | 3.9″ | 65.2″ | 19.8 | 63.4 | 83.2 |
Part List and Materials
| No. | Part Name | Materials |
| 1 | Discharge Head | AISI 304 |
| 4 | Check Valve Cone | AISI 304 |
| 6 | Check the Valve Retaining Ring | AISI 304 |
| 8 | Bearing Spider | Glass Filled Polycarbonate |
| 12 | Diffuser | Glass Filled Polycarbonate |
| 13 | Bowl | AISI 304 |
| 18 | Impeller | Noryl |
| 34 | Strainer | AISI 304 |
| 40 | Pump Shaft / Coupling | AISI 304 |
| 42 | Shaft Sleeve | AISI 304 or Norly |
| 48 | Pump Casing | AISI 304 |
| 52 | Cable Guard | AISI 304 |
| 86 | O-Ring | NBR |
| 92 | Bearing | Polyacetal |
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