Farely, speaking at the Reuters Automotive Summit teleconference Friday, said the Dearborn, Mich., company was discussing cell manufacturing as electric-vehicle sales volume grows, according to Reuters.
Ford shares were rising 3.5% to $8.50 a share.
Ford on Thursday unveiled its first all-electric transit van as the automaker geared up to be carbon-emissions-free by 2050.
"The transition of fleet vehicles to zero emissions, especially for the fast-growing last-mile delivery segment, is critical to achieve our carbon-neutrality goal by 2050,” Farley said in a statement.
The Ford E-Transit delivers an estimated driving range of 126 miles.
It's part of the company's investment of more than $11.5 billion toward electrification through 2022.
In September, Tesla held a "Battery Day" event where the company showed off a larger car battery cell, called the 4680, that will generate six times more power, five times more energy and 16% more driving range, all at about 14% lower cost.
Tesla plans to produce the new battery cells initially at a pilot site in its main Fremont, Calif., factory, with planned output reaching 10 gigawatt hours by the end of 2021.