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> Do you have frequent enough power outages that waiting an extra minute for tea is a concern?

I’ve had ten power outages in the past six months, one mile from an international airport. I’ve lived through hundreds hours of power outages due to PG&E’s fucking incompetence in the past ten years. You’ll have to judge for yourself whether that justifies my comment - but, if you were a startup considering a 240V outlet on your home battery solution, I’m pointing out an entire category of uses that they may not have considered:

US kitchen countertop equipment that runs at higher power draw when a 240 outlet is available.

As an apartment renter, I have no reasonable solution today for a battery that can cope with my kitchen at all, prior to this one — and if they go 240V, I can upgrade my kitchen appliances, take them with me when I move, and be more resilient to power outages. And if that puts more weight behind the 240V purpose so they eventually offer a model for people’s furnaces, cool beans. I may not be able to convince my landlord to install a Charlie range, but I already have battery backups in every room except my kitchen, so there’s an unmet need that this startup’s a very close fit for already.

Being dismissive about someone’s questions will cause you to overlook potential market niches that have no viable solutions today. Your competitors thank you for your service :)



I've never been in an American datacentre, and power provision looks more complicated than in Europe, but I guess there is 240V power available.

That should mean there are UPSs already available, although possibly they don't come in small sizes.


As I vaguely understand it, and I’m not an expert at all here - American 220V is two 110V phases tapped off the feed and glued together at 180 degree offsets; European 240V is one phase tapped directly off the mains feed. So it’s definitely constructed differently! Their battery could tap into the electric range 220V/50A circuit and then redistributing that somehow - or it could tap into the 110V 15A circuit and synthesize 220V/xxA itself. I’m not sure what makes the most sense, or how the NEMA outlet legalities work out! But it’s definitely a lot of interesting research.


I love 240V appliances. I have a 240V induction hob from Italy(Fabita Ordine). Would love to have a 120V in and 240V out for this use case.




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