Will Tesla’s Newest Battery Pan Out? - WSJ

Betting on a cleaner future

"A few companies, including Sungevity and Sunrun Inc., plan to offer battery systems for consumers who have solar panels, at prices they say will be competitive with Tesla’s. For bigger users, companies including Sunverge Energy Inc., Stem Inc. and Greencharge Networks offer lithium-ion batteries made by companies like LG Chem and Samsung, with various financing options. Another group of companies sells what are known as flow batteries, which are more common for very large users like utilities.

“So many companies are fighting over a market that’s practically nonexistent right now,” said Haresh Kamath, energy storage expert at the Electric Power Research Center in Palo Alto, Calif. “Tesla is betting they can produce a charismatic product that consumers will want to buy—like what Apple did with the iPhone.”"

Will Tesla’s Newest Battery Pan Out? - WSJ