Description
Key Takeaways
-
The Grundfos Pump SP 3A-18 is a high-performance submersible pump built for efficiency and long life.
-
It is ideal for deep well applications and solar water pumping systems.
-
Made from corrosion-resistant stainless steel, it ensures reliability even in harsh water conditions.
-
Designed for clean water supply, irrigation, and pressure boosting.
-
You can buy the Grundfos Pump SP 3A-18 from Water Equation & Solar System Ltd for genuine products and expert support.
Overview of the Grundfos Pump SP 3A-18
The Grundfos Pump SP 3A-18 is a deep-well submersible pump that stands out for its durability, energy efficiency, and powerful water delivery. It is one of the best choices for both domestic and agricultural use, especially when you need to lift water from deep underground sources. This model is part of the famous Grundfos SP range, known worldwide for quality engineering and low maintenance.
Made from high-grade stainless steel, the Grundfos Pump SP 3A-18 is designed to resist corrosion and wear, making it suitable for long-term operation even in slightly aggressive water environments. Its efficient motor and hydraulic design ensure that every drop of power is used effectively.
Features and Benefits
1. High Efficiency
The Grundfos Pump SP 3A-18 operates with excellent energy efficiency, reducing electricity consumption and overall operating costs. It delivers a smooth water flow with minimal vibration and noise, ensuring reliability for years.
2. Corrosion Resistance
Thanks to its stainless steel construction, the pump resists rust and corrosion. This feature extends the pump’s life span and makes it ideal for boreholes and wells with mineral-rich water.
3. Easy Maintenance
Grundfos designs its pumps to require little servicing. The modular construction allows for quick inspection and repair when needed.
4. Wide Application
This model can be used in:
-
Deep well water supply
-
Agricultural irrigation
-
Solar water pumping systems
-
Pressure boosting in buildings
-
Industrial and municipal water transfer
Technical Data of Grundfos Pump SP 3A-18
| Specification | Detail |
|---|---|
| Model | Grundfos SP 3A-18 |
| Flow Rate | Up to 3 m³/h |
| Head | Up to 120 meters |
| Material | Stainless Steel AISI 304/316 |
| Power Range | 1.1 – 2.2 kW |
| Outlet Size | 1¼ inch |
| Max Temperature | Up to 40°C |
| Motor Type | Submersible, rewindable |
| Installation Depth | Up to 150 meters |
This technical data shows how strong and flexible the Grundfos Pump SP 3A-18 is. It can easily handle a variety of water-lifting tasks, from home use to large farm operations.
Performance Curve
The Grundfos Pump SP 3A-18 performance curve demonstrates a smooth and efficient water flow at different depths. At lower heads, the pump provides higher flow rates, while at deeper levels it maintains steady pressure. This balance makes it dependable in varying borehole conditions.
For instance:
-
At 40 meters head, it may deliver around 3,000 liters/hour.
-
At 100 meters head, it still maintains over 2,000 liters/hour.
This performance stability ensures that users always receive consistent water supply regardless of depth.
Available Types in the SP Series
Grundfos produces a full SP range, including models such as:
-
SP 2A Series: Suitable for small domestic wells.
-
SP 3A Series: Medium capacity for homes and farms.
-
SP 5A and SP 8A Series: Higher flow models for large irrigation systems and commercial use.
The Grundfos Pump SP 3A-18 sits in the middle of this lineup, providing an ideal balance between energy use and water output.
Why Choose Grundfos Brand
Grundfos is a global leader in water technology. The company has decades of experience manufacturing high-quality pumps used in homes, industries, and agriculture. Their focus on sustainability and innovation means every Grundfos product is energy-efficient and long-lasting.
Buying the Grundfos Pump SP 3A-18 ensures you get:
-
Proven Danish engineering quality
-
Reliable technical support
-
Spare parts availability
-
Low long-term maintenance cost
Price of Grundfos Pump SP 3A-18
Prices may vary based on motor rating and voltage, but on average, the Grundfos Pump SP 3A-18 costs between KES 120,000 and KES 160,000 in Kenya. For the best offer and warranty, purchase from Water Equation & Solar System Ltd, an authorized Grundfos distributor known for authentic products and expert installation services.
Application Areas
The Grundfos Pump SP 3A-18 is highly flexible and can be used in many systems:
-
Domestic Water Supply: Perfect for boreholes and wells supplying clean water to homes.
-
Irrigation Systems: Ideal for drip or sprinkler irrigation setups that require steady pressure.
-
Solar Water Pumping: Compatible with solar inverters, making it eco-friendly and cost-saving.
-
Commercial Buildings: Used for pressure boosting and water transfer.
-
Industrial Operations: Suitable for small factories and process water supply.
Datasheet Overview (Simplified)
| Parameter | Description |
|---|---|
| Rated Flow | 3 m³/h |
| Rated Head | 120 m |
| Pump Stages | 18 |
| Motor Power | 1.5 kW |
| Material | Stainless Steel AISI 304 |
| Protection | IP68 |
| Voltage Options | 1 Phase / 3 Phase |
| Weight | Approx. 14 kg |
This datasheet provides an easy-to-read summary of what the Grundfos Pump SP 3A-18 offers in performance and design.
Performance and Efficiency
The Grundfos Pump SP 3A-18 offers one of the best hydraulic efficiencies in its class. It uses precise impellers and diffusers that minimize energy loss, ensuring more water is moved per unit of power. The motor is built to handle continuous operation, even in remote installations powered by solar panels.
This efficiency not only saves money but also supports sustainable water use, especially in areas with limited access to grid electricity.
Installation and Operation Tips
-
Always install the pump vertically inside a clean borehole.
-
Use a proper starter and control box for protection.
-
Ensure correct wiring to avoid motor damage.
-
Fit a non-return valve to prevent backflow.
-
Regularly check for sand or debris in the well to prevent clogging.
Proper installation ensures the Grundfos Pump SP 3A-18 performs at its best for many years.
Maintenance and Support
Grundfos pumps are designed for low maintenance. Still, it’s recommended to check periodically for electrical faults, water quality, and motor protection. Authorized service centers provide inspection and repair services to keep your pump running efficiently.
Water Equation & Solar System Ltd also offers after-sales support and spare parts to ensure long service life.
Where to Buy Grundfos Pump SP 3A-18
You can buy the Grundfos Pump SP 3A-18 from Water Equation & Solar System Ltd, a trusted supplier of solar and water pumping systems in Kenya. They provide genuine Grundfos products, installation services, and technical support to ensure your system works perfectly.
Contact them for product details, installation, and delivery anywhere in Kenya.
Final Thoughts
The Grundfos Pump SP 3A-18 is an outstanding choice for anyone seeking a reliable, efficient, and long-lasting water pumping solution. Whether for home, farm, or commercial use, it offers excellent performance and energy savings. With durable materials, easy maintenance, and broad compatibility with solar systems, this pump ensures dependable water supply every day.




Reviews
There are no reviews yet.