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The best Batteries for Solar Power: a guide for home and small commercial consumers

Batteries designed to capture surplus electricity generated by your solar PV system allow you to store solar electricity for use later in the day. This guide sets out the main features you might need to take into account when deciding if a battery storage system is suitable for you and your solar PV system. Potentially batteries can help you use more of the electricity generated by your PV system, saving you money on your electricity bill. But they’re not for everyone, as you generally need to be generating ‘surplus’ solar electricity to store. It is also important to note that, contrary to expectations, some battery storage systems are not designed to work during power-cuts. In addition they are not cheap: at today’s prices, poorly designed systems may not repay t