1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump
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SKU: FLW-SQB2.3-40-D36-400

1inch 36VDC 400W 40M Cast lron Solar Surface Centrifugal Water Pump

$179.39 USD$256.27 USD

1. 1Inch Inlet/Outlet, 0.5HP(400W) Centrifugal Water Pump For Off-Grid Domestic Water & Transfer
2. Max Head 40m, Flow ≈ 0; Max Head 25m, Flow ≈ 0.7m³/h Irrigates 0.08ha, Based On 5mm/Day, 6h/Day Operation.

Feature Specification
Inlet Size 1 inch
Outlet Size 1 inch
Power 400W (0.5 HP)
Rated Voltage 36Vdc (18–60Vdc)
Max Flow 2,300 L/HR
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Centrifugal Water Pump Solutions for Irrigation and Off-Grid Use

Garden Irrigation
Efficiently water gardens and lawns using this high-performance centrifugal water pump. Ideal for vegetable beds and flower plots.

Livestock Water Supply
Provides reliable water flow for cattle, sheep, and goats. This solar-compatible pump ensures continuous water supply for your farm.

Small Farm & Greenhouse Irrigation
Supports irrigation for small farms and greenhouses. Durable centrifugal pumps make farm watering easier and more efficient.

Off-Grid Water Systems
Works seamlessly with solar power for remote locations. This centrifugal water pump ensures dependable water supply without grid electricity.

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High-Performance Centrifugal Solar Water Pump – 40 m Head, 2300 L/Hr Flow

This high-performance centrifugal water pump delivers up to 40 m head and 2300 L/Hr flow, making it ideal for long-distance water transfer, irrigation, and high-volume water supply applications.

Solar Pump and Solar Panel Connection Diagram

Wide Voltage Solar Water Pump with Single Panel Operation

Supporting 18-60V DC wide voltage input, this highly adaptable solar water pump operates efficiently with just a single 540W solar panel, offering exceptional installation flexibility.

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Centrifugal Water Pump Solar System Flow Diagram

Solar panels generate electricity that powers the controller and drives the centrifugal water pump to move water from natural or stored sources. This solar centrifugal pump system ensures efficient irrigation, farm water distribution, and off-grid water supply solutions.

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Trusted Manufacturing & Quality Control for Solar Pumps

Our factory uses state-of-the-art equipment and strict quality control processes to ensure every solar water pump delivers dependable performance and durability for irrigation and water supply worldwide.

High-Quality Solar Pump with Spare Parts & Expert Support

Why Buy from Flowatts?

✔Competitive pricing with factory-direct supply.
✔Popular models available in stock for fast delivery.
✔Reliable global shipping to most countries.
✔Expert assistance and reliable spare parts supply.

Frequently Asked Questions


  • Yes — many solar water pumps can operate directly from solar panels via a controller. Adding batteries increases reliability during low sunlight.


  • They are suitable for shallow wells, livestock watering, pond fills, irrigation, garden water transfer, and small water supply systems.

  • Surface pumps sit above the water source and are best for shallow lifting. Submersible pumps are placed underwater and are suitable for deeper wells and higher lifts.


  • Performance depends on pump power, solar array size, depth of water, well size, and total dynamic head. Properly sizing panels and controllers ensures reliable water output.