Tesla’s new ‘Accordion’ Supercharger could speed up its slow buildout

Tesla has rolled out a new type of EV fast-charging station it calls the "Accordion" Supercharger. Instead of building a charging site on location with trenching, conduit, and permitting work, this version ships pre-assembled on a single truck, 16 charging stalls at once, and installs between parking spaces rather than needing curb access. Tesla says it costs 20% less to install and can start working without a technician on site. The company's goal now is to pre-build all future Superchargers this way, which should let it add stations faster and in tighter urban and retail locations it couldn't easily use before.

This matters because Tesla's charging network growth has slowed sharply. After Elon Musk laid off the entire Supercharger team in 2024, the pace of adding new charging stalls dropped and still hasn't recovered. Annual growth is now around 17%, down from 35-45% a few years ago. Meanwhile, Chinese automaker BYD has been installing very fast chargers (1,500 kW, versus Tesla's 500 kW) at a rapid pace, aiming for 20,000 stations by year's end.

For homeowners, this is background news about the EV charging industry rather than something requiring action. If you drive an EV or are considering one, a faster, cheaper way to build public charging stations could eventually mean more charging options near where you live, though nothing here changes what's available today.