Description
GolPumps 5 HP Submersible Well Pump – High-Performance Deep Well Solution (ST 1042)
The GolPumps 5 HP Submersible Well Pump is engineered to meet the most demanding construction standards for 4” or larger wells. With an encapsulated-resin filled motor, this pump is built to perform efficiently and last in tough conditions. Each pump is 100% tested to ensure reliable performance and durability before shipment.
Key Features & Benefits
- Hermetically Sealed Stator – Anti-track stator filled with resin to prevent motor burnout, ensuring longevity
- High Efficiency – Reduces operating costs while providing enhanced performance
- Copper Wiring – Ensures superior conductivity and long-lasting durability
- Pressure Equalizing Diaphragm – Maintains consistent pressure for smooth operation
- Removable Lead Connector – Simplifies installation and maintenance
- Thrust Pad – Reduces vibrations and stabilizes performance during high-duty cycles
- Control Boxes Available – For single-phase motors and standard NEMA mounting dimensions
Technical Specifications
- Upper Bracket: Cataphoresis-treated cast iron with SS304 stainless steel cover cap
- Max Immersion Depth: 985 ft
- Protection Rating: IP68 (waterproof and dustproof)
- Max Starts Per Hour: 20 (at regular intervals)
- Sealing System: Sand slinger and lip seal for enhanced protection
- Insulation Class: F
- Rated Ambient Temperature: 86°F with minimum cooling flow of 0.08 m/s
- Installation Position: Vertical or Horizontal
Pump Specifications
- Max Head: 1300 ft
- Max Flow Rate: 18.5 GPM
- Discharge Size: 1 1/4″
- Horsepower: 5 HP
- Pump Material: Noryl (durable, corrosion-resistant material)
- Pump Model: ST 1042
Includes wire splice kit for easy installation.
Ideal For:
- Deep well applications in residential, agricultural, and commercial settings
- Water supply for irrigation, livestock watering, and general water pumping needs
- Energy-efficient, high-performance operation for long-term, dependable service
Order now for reliable, cost-effective pumping solutions with GolPumps’ superior submersible well pumps!
| Model | Pump | ST 10-42 |
| Motor | 4CF6976 | |
| 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 – Three Phase | |
| Wire | – | |
| In | A | 15.7 |
| Imax | A | 17.3 |
| Istart | A | 88.4 |
| PF (%) | Allowable Load | 0.78 |
| Overload Factor | 0.81 | |
| Efficiency (%) | Allowable Load | 75.3 |
| Overload Factor | 74.9 | |
| 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 | 5.3 | 6.6 | 7.9 | 9.2 | 10.6 | 13.2 | 15.9 | 18.5 | |
| ST 10-42 | 3.7 | 5 | Head (ft.) | 1352 | 1276 | 1230 | 1175 | 1109 | 1034 | 846.5 | 610.2 | 311.7 |
Dimensions and Weights
| Outlet | Motor Dia. | Dimensions (inch) | Weight (lb) | |||||
| A | B | C | D | Pump | Motor | Pump + Motor | ||
| NPT 1 1/4″ | 4″ | 38.6″ | 1 1/4″ | 3.9″ | 60.3″ | 21.6 | 48 | 69.6 |
Part List and Materials
| No. | Part Name | Materials |
| 1 | Discharge Head | AISI 304 |
| 4 | Check Valve Cone | AISI 304 |
| 6 | Check 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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