Top options include the Grundfos Solar Circulator, Taco Stainless Steel Circulator, and Armstrong Astro Wet Rotor Pump.
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A solar pump inverter lets you use solar power for water pumps. This technology gives steady water in places without a power grid.
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The technical basis for this guidance document is the International Electrotechnical Commission (IEC) International Standard 62253, Photovoltaic pumping systems – Design qualification and performance measurements.
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A solar pump will require a large PV array to pump equal amounts of water. However, water conservation and efficiency techniques such as using low-pressure sprinklers or drip irrigation can reduce the amount of water you need to deliver to your plants.
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