Deep Well Submersible Pumps

4ST 4-Inch Stainless Steel Bore Well Pump

The 4ST 4-Inch Stainless Steel Bore Well Pump is a deep well submersible pump from our deep well submersible pumps range, built and tested in-house for distributors, contractors and OEM brands. Model 4ST-1005 combines a 0.37 kW (0.5 HP) motor and a 1" outlet.

Model: 4ST-1005
Motor power: 0.37 kW / 0.5 HP
Power supply: Single-phase
Outlet Size: 1"
Cable Length: Custom
Warranty: 1 year

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Performance curves, CE declaration and test reports are supplied with your quotation.

Specifications

Technical specifications of the 4ST 4-Inch Stainless Steel Bore Well Pump
Model	4ST-1005
Horsepower	0.75 HP
Outlet Size	1"
Motor	100% Copper Wire
Cable Length	Custom
Liquid	Clean Water
Pressure	High Pressure
Working Principle	Centrifugal Pump
Application	Irrigation and Agriculture
Feature	High Efficiency
Certification	CE
Warranty	1 year
Customization	OEM, ODM
Product family	Deep Well Submersible Pumps
Origin	China (Zhejiang manufacturing base)
Brand options	Aquastrata or your private label

The 4ST 4-Inch Stainless Steel Bore Well Pump is a deep well submersible pump from our deep well submersible pumps range, built and tested in-house for distributors, contractors and OEM brands. Model 4ST-1005 combines a 0.37 kW (0.5 HP) motor and a 1" outlet. Typical applications include irrigation and agriculture. Every unit is run-tested before packing, and specifications such as voltage, frequency, cable length, colour and branding can be customised for your market.

Engineering features

Stainless steel AISI 304 pump body and outlet options
Water-filled or oil-filled rewindable motors with thermal protection
Single-phase 220–240 V or three-phase 380–440 V, 50/60 Hz
Floating, sand-resistant impeller stages for wells with fine sediment
Standard NEMA-style couplings for easy motor and pump-end replacement

Applications

Agricultural irrigation and centre pivots
Village and municipal water supply
Domestic boreholes and storage tanks
Livestock watering
Pressure boosting for high-rise buildings

OEM, customisation & ordering

Branding: Your logo, nameplate, colour & carton
Electrical: 110–440 V · 50/60 Hz · 1~ / 3~
Documents: Curves, CE, test reports
Shipping: FOB Shanghai / Ningbo, CIF on request

Order the 4ST 4-Inch Stainless Steel Bore Well Pump as part of a mixed container with other Aquastrata models. MOQ and lead time depend on customisation level and are confirmed with your quotation. Payment terms: T/T or L/C at sight for established buyers.

Frequently asked questions

Can the 4ST-1005 be customised with our brand?

Yes. We supply the 4ST 4-Inch Stainless Steel Bore Well Pump under your own brand with custom nameplates, colours, cartons and manuals. Voltage (110–440 V) and frequency (50/60 Hz) can be matched to your market.

What borehole size do I need?

3-inch pumps fit casings from 80 mm internal diameter, 4-inch pumps from 101 mm and 6-inch pumps from 152 mm. Allow clearance for the drop cable and a cable guard.

What warranty does the 4ST-1005 carry?

1 year from shipment against manufacturing defects, with spare parts available for fast field repair.

How do I get a price and lead time?

Send the model, quantity and destination port through our inquiry form, WhatsApp +86 176 2154 1688 or email [email protected]. We reply within one working day with FOB pricing, lead time and the performance curve.

Quotation