home battery storage cost
The downside is that the system remains pricey. For an average home, the battery storage system can run $10,000 to $25,000. But with long-term financing options and declining solar photovoltaic prices, the cost can end up penciling out at a price that's competitive with electricity from HECO, said Saturnia.or an average home, the battery storage system can run $10,000 to $25,000. But with long-term financing options and declining solar photovoltaic prices, the cost can end up penciling out at a price that's competitive with electricity from HECO, said Saturnia.