Toyota on Thursday unveiled a house battery power storage system related in idea to Tesla’s Powerwall.

The automaker has began pre-orders for its O-Uchi Kyuden System in Japan, with gross sales anticipated to start in August by means of dwelling builders and basic development corporations, a Toyota press launch stated.

The system has a storage capability of 8.7 kwh. That is considerably lower than Tesla’s at the moment listed Powerwall capability of 13.5 kwh. However whereas the Powerwall can ship as much as 5 kw of steady energy (7 kw peak), Toyota claims 5.5 kw for the O-Uchi Kyuden. And simply as with Powerwall battery packs, it is seemingly owners or builders may have the ability to use a number of battery items.

Toyota O-Uchi Kyuden energy storage system

Toyota O-Uchi Kyuden power storage system

Toyota additionally claims its system can draw energy from electrified automobiles at 100 volts—the conventional family AC voltage in Japan—permitting hybrids, plug-in hybrids, or battery-electric automobiles to function emergency backup energy sources. However Toyota notes that “electrified automobiles” can solely provide 1.1 kwh of power—seemingly as a result of most of Toyota’s hybrids have battery packs not a lot bigger than that.

In 2015, Tesla estimated that the demand for power storage might be about twice the power demand of Tesla’s automobiles. That is after all modified dramatically since then—however the level being that Toyota may discover a important market right here.

Toyota O-Uchi Kyuden energy storage system

Toyota O-Uchi Kyuden power storage system

Tesla is not the one different automaker meaning to create its personal power storage. Hyundai launched its House ecosystem, because of span photo voltaic, charging, and power storage—though United States particulars are nonetheless lacking.

Ford is not straight promoting power storage, however by means of {hardware} offered with accomplice Sunrun the F-150 Lightning can change into an influence dealer in the identical method as a Powerwall—supplied it stays plugged-in.

Lucid and Rivian are additionally aiming to introduce power storage, and it is a part of a broader convergence between dwelling photo voltaic and electrical automobiles.

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