DAB S4-1/37 1.1kW Borehole Pump (4”)
The DAB S4-1/37 1.1kW Borehole Pump is a high-pressure 4-inch stainless steel submersible borehole pump engineered for deep boreholes and demanding water supply systems. Manufactured in Italy by DAB Pumps, this model delivers exceptional pressure performance, efficiency, and long-term reliability, making it ideal for South African domestic, agricultural, and light commercial installations.
With its increased number of stages and powerful 1.1kW motor requirement, the S4-1/37 is designed for long pipe runs, higher lift requirements, and consistent water delivery under pressure.
Key Features & Benefits
- 1.1kW (1.5HP) power rating – ideal for high-pressure borehole systems
- 4” submersible borehole pump – fits standard 6-inch boreholes
- Stainless steel construction – corrosion-resistant and durable
- High head performance – suitable for deep boreholes and pressure systems
- Efficient hydraulic design for reliable, continuous water delivery
- Designed for continuous operation
- Manufactured by DAB Pumps (Italy) – trusted global pump brand
Typical Applications
- Domestic borehole water supply for large homes
- Pressure boosting systems
- Irrigation systems and smallholdings
- Groundwater and rainwater extraction
- Light commercial water supply
Technical Specifications
- Pump Model: DAB S4-1/37
- Power Rating: 1.1kW (1.5HP)
- Pump Diameter: 4”
- Pump Type: Submersible borehole pump
- Stages: 37
- Maximum Flow Rate: ±1.2 m³/h at 134m head.
- Maximum Head: ±218 m
- Pump Body Material: Stainless steel
- Application: Borehole / groundwater pumping
- Brand: DAB Pumps
(Actual performance may vary depending on borehole depth, static water level, and system design.)
Why Choose the DAB S4-1/37 Borehole Pump?
The DAB S4-1/37 is ideal for installations where high pressure and deep pumping capability are required. Its robust stainless steel construction and precision-engineered hydraulics ensure dependable performance and long service life. DAB borehole pumps are widely trusted by professional installers for their quality, efficiency, and reliability.
Installation & Compatibility
This pump must be paired with a compatible 1.1kW (1.5HP) 4” borehole motor, such as a DAB 4OL motor. Installation by a qualified pump installer is strongly recommended to ensure optimal performance and warranty compliance.
Buy DAB Borehole Pumps Online in South Africa
Order the DAB S4-1/37 1.1kW Borehole Pump online from www.pumpsandfilters.co.za for trusted quality, expert technical support, and fast nationwide delivery across South Africa.
Frequently Asked Questions – DAB S4-1/37 1.1kW Borehole Pump
What is the DAB S4-1/37 1.1kW borehole pump used for?
The DAB S4-1/37 1.1kW borehole pump is designed for high-pressure domestic water supply, irrigation systems, and light commercial or agricultural applications. It is ideal for deep boreholes and installations requiring strong, consistent water pressure.
Does this pump fit a standard 6” borehole?
Yes. The DAB S4-1/37 is a 4-inch submersible borehole pump and fits standard 6” boreholes.
What motor is required for this pump?
This pump requires a 1.1kW (1.5HP) 4” borehole motor, such as a compatible DAB 4OL motor. Always ensure the motor power and coupling are correctly matched.
How much water can this pump deliver?
The maximum flow rate is approximately 1.2 m³/h, depending on borehole depth, pipe size, and system pressure.
How deep can this pump, pump water from?
The DAB S4-1/37 has a maximum head of approximately 218 meters, making it suitable for deep boreholes. Actual pumping depth depends on the static water level and system design.
Is this pump suitable for continuous operation?
Yes. The DAB S4-1/37 is designed for continuous operation when installed and operated within its specified performance limits.
Is the pump made from stainless steel?
Yes. The pump body is manufactured from stainless steel, providing excellent corrosion resistance and long service life in borehole environments.
Can this pump be used in South African conditions?
Yes. The DAB S4-1/37 borehole pump is well suited to South African water and electrical conditions when installed correctly.
Does this pump require professional installation?
Yes. Due to the high pressure and depth capability of this pump, installation by a qualified pump installer is strongly recommended to ensure correct operation, safety, and warranty compliance.
Is this product sold as a pump only?
Yes. This product includes the borehole pump only. A compatible motor, cable, and control equipment are required and sold separately.
Can Pumps & Filters assist with selecting the correct motor and accessories?
Yes. The Pumps & Filters team can assist with selecting the correct motor, cable length, control box, and accessories based on your borehole depth and water requirements.









