Costco received 115 returns of the portable chargers, mentioning melting, expanding, smoking, fire, burning, exploding, or sparking. There have been no reports of injuries requiring medical attention.

The first Costco-branded EV DC fast chargers were installed at a new warehouse store in Washington. They're made by Seattle-based startup Electric Era and feature built-in batteries. Costco, ...

Electric vehicles juice up at an Electric Era fast charger recently installed at a Costco in Southwest Washington. (Electric ...