How many solar panels does a house in Kenya need?

A 54-second answer from Qyvea Limited, Nairobi. Watch it here, read the short summary below, or message us for advice.

The short answer

List your appliances, multiply watts by hours to get daily energy use, and add it up. Example: a home using 5 kWh a day. With about 5 hours of strong sun, one 450W panel gives roughly 2.25 kWh, so you need about 3 panels, plus batteries for the night. A proper design is sized from your real usage.

Key points

  • List appliances and multiply watts by hours of use
  • Add them up to get daily kWh
  • Example: 5 kWh a day needs about 3 panels of 450W
  • Add batteries so you have power at night

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Questions this video answers

How do I know how many solar panels I need?

Work out your daily energy use in kWh from your appliances, then divide by what one panel produces in about 5 hours of strong sun. A 450W panel gives roughly 2.25 kWh a day.

Do I need batteries?

Yes, if you want power at night or during blackouts. Panels only produce while the sun is up.

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