Auto Battery majors Exide Industries and Amara Raja register first revenue decline in 20 years Updated : August 27, 2020 04:50 PM IST The two major battery players, Exide Industries and Amara Raja Batteries have seen their revenue hurting by loss of sales due to the lockdown in the latter half of March 2020. Both, Exide and Amara Raja have been in a high capex phase which has hurt cash flows and the return ratios. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.