The government has decided on batteries with a range of 50 km on a single charge as part of a blueprint to push sales of electric three-wheelers and buses.
The smaller batteries can be swapped in stations within minutes, bypassing lengthy charging cycles that pose a hurdle in the adoption of electric vehicles.
Batteries delivered to swapping stations can be charged overnight. Government sources said as many as 15 manufacturers had shown interest in manufacturing the lithium-ion batteries in India.
Larger batteries that run 120-200 km on a single charge require fast charging at 45 degrees Centigrade for over