Description
GolPumps 4″ Encapsulated-Resin Filled Motor – High-Performance Submersible Well Pump Motor
GolPumps’ encapsulated-resin-filled motor is engineered to meet market expectations for durability, efficiency, and reliability. Designed for 4-inch or larger wells, this high-performance submersible motor undergoes 100% quality testing before shipment, ensuring long-lasting performance in demanding applications.
Key Features & Benefits
Hermetically Sealed Stator – Prevents motor burnout with anti-tracking stator resin filling
High-Efficiency Design – Reduces energy consumption and lowers operational costs
Premium Copper Wiring – Ensures superior conductivity and durability
Pressure Equalizing Diaphragm – Enhances longevity and consistent performance
Removable Lead Connector – Simplifies installation and maintenance
Thrust Pad – Provides enhanced stability and longevity
Compatible Control Boxes – Available for single-phase motors
Standard NEMA Mounting Dimensions – Ensures easy and secure installation
Technical Specifications
🔹 Upper Bracket: Cataphoresis-treated cast iron with SS304 stainless steel cover cap
🔹 Protection Rating: IP68 (Fully waterproof and submersible)
🔹 Max Starts per Hour: 20 (at regular intervals)
🔹 Sealing System: Sand slinger and lip seal for superior contaminant protection
🔹 Insulation Class: F
🔹 Rated Ambient Temperature: 86°F (30°C) with minimum cooling flow of 0.08 m/s
🔹 Installation Position: Vertical or Horizontal
Pump Specifications
Max Head: 250 ft
Max Flow Rate: 53 GPM
Discharge Size: 2″
Horsepower: 3 HP
Material: High-Quality Stainless Steel 304
Pump Model: SP 4009
Includes wire splice kit for easy installation
Upgrade your well system with GolPumps’ high-efficiency encapsulated submersible motor, designed for longevity, reliability, and optimal water flow performance.
Order Now for Fast Shipping & Reliable Performance!
| Model | Pump | SP 40-9 |
| Motor | 4CS4956 | |
| Brand | Gol Pumps | |
| Manufacturer’s Warranty | 1 years Limited Warranty | |
| P2 | kW | 2.2 |
| HP | 3 | |
| Service Factor | 1.15 | |
| Material | Pump | Stainless Steel 304 |
| Motor | Stainless Steel 304 | |
| Voltage – Phase | 230V – Three Phase | |
| Wire | – | |
| In | A | 9.8 |
| Imax | A | 10.6 |
| Istart | A | 56 |
| PF (%) | Allowable Load | 0.73 |
| Overload Factor | 0.77 | |
| Efficiency (%) | Allowable Load | 77.1 |
| Overload Factor | 77.2 | |
| R.P.M | 3450 | |
| Thrust | N | 4000 |
| Capacitor | UF | – |
| 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 | |
| SP 40-9 | 2.2 | 3 | Head (ft.) | 249.3 | 216.5 | 213.3 | 210 | 200.1 | 193.6 | 180.4 | 160.8 | 134.5 |
Dimensions and Weights
| Outlet | Motor Dia. | Dimensions (inch) | Weight (lb) | ||||
| A | B | C | Pump | Motor | Pump + Motor | ||
| NPT 2″ | 4″ | 22.8″ | 38.4″ | 3.9″ | 13.9 | 33.2 | 47.1 |
Part List and Materials
| No. | Part Name | Materials |
| 01 | Discharge | AISI 304 |
| 12 | Diffuser | AISI 304 |
| 18 | Impeller | AISI 304 |
| 21 | Split Cone | AISI 304 |
| 22 | Split Cone Nut | AISI 304 |
| 24 | Stop Ring | Carbon + Graphite + PTFE |
| 32 | Neck Ring Retainer | AISI 304 |
| 34 | Strainer | AISI 304 |
| 36 | Suction Interconnector | AISI 304 |
| 37 | Coupling | AISI 304 |
| 40 | Pump Shaft | AISI 304 |
| 47 | Strap | AISI 304 |
| 52 | Cable Guard | AISI 304 |
| 87 | Neck Ring | AISI 304 + HNBR |
| 88 | Nut | AISI 304 |
| 89 | Bearing | HNBR |
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