Description
GolPumps 5 HP Submersible Well Pump – High-Performance Deep Well Solution (ST 1335)
The GolPumps 5 HP Submersible Well Pump is engineered to meet the stringent construction standards and high-performance demands for 4” or larger wells. Featuring an encapsulated resin-filled motor, this pump delivers exceptional reliability, energy efficiency, and durability. Each unit is 100% tested to ensure optimal operation and long-term reliability.
Key Features & Benefits
- Hermetically Sealed Stator – Anti-track and resin-filled stator prevents motor burnout for extended lifespan
- High Efficiency – Reduced energy costs and optimized operational savings
- Copper Wiring – Ensures maximum conductivity and long-lasting performance
- Pressure Equalizing Diaphragm – Ensures consistent performance across varying conditions
- Removable Lead Connector – Easy to install and service
- Thrust Pad Technology – Stabilizes the motor during heavy-duty operation
- Control Boxes Available for Single-Phase Motor – Standard NEMA mounting dimensions for compatibility with various systems
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 optimal protection against debris
- 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: 1100 ft
- Max Flow Rate: 21 GPM
- Discharge Size: 1 1/4″
- Horsepower: 5 HP
- Pump Material: Noryl (highly durable and resistant to corrosion)
- Pump Model: ST 1335
Includes wire splice kit for easier installation.
Ideal For:
- Deep well water pumping for residential, agricultural, and commercial applications
- Irrigation systems, livestock watering, and water supply
- Energy-efficient and reliable pumping for long-term, uninterrupted use
Order today for superior performance with GolPumps’ high-efficiency submersible pumps!
Model |
Pump |
ST 13-35 |
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 |
7.9 |
9.2 |
10.6 |
13.2 |
15.9 |
18.5 |
21.1 |
ST 13-35 |
3.7 |
5 |
Head (ft.) |
1073 |
1024 |
997.4 |
958 |
866.1 |
731.6 |
574.1 |
383.9 |
Dimensions and Weights
Outlet |
Motor Dia. |
Dimensions (inch) |
Weight (lb) |
A |
B |
C |
D |
Pump |
Motor |
Pump + Motor |
NPT 1 1/4″ |
4″ |
33.7″ |
1 1/4″ |
3.9″ |
61.4″ |
19.8 |
63.4 |
82.3 |
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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