How to Choose a Solar Borehole Pump

Work out your total head and daily water need, then choose between screw and centrifugal solar borehole pumps.

Solar Geyser vs Heat Pump vs Electric Geyser: Which Is Best?

Compare running costs, load shedding performance and upfront cost of solar geysers, heat pumps and electric geysers in South Africa.

How Long Will a 5kWh Lithium Battery Last?

How many hours a 51.2V 100Ah lithium battery runs your home, how many years it lasts, and how many solar panels you need to recharge it.

What Size Inverter Do I Need? A South African Home Guide

How to size a solar inverter for a South African home: add up your peak load, allow for surge, and pick between 5kW, 8kW and 10kW models.