On: Show HN: We built a Plug-in Home Battery for the 99.7% of us without Powerwalls

[quesera]

It depends on the wattage and duty cycle of your sump pump.

My experience with sump pumps is low wattage and intermittent use. Sounds like this does not correspond to yours.

[jodoherty → quesera]

That makes sense. Mine runs every few minutes sometimes in heavy rain.