Profitability of commercial and industrial photovoltaics and battery projects in South-East-Asia

•Assesses photovoltaics and battery project at commercial and industrial customers.•Studies applications in three industries and three South-East Asian countries.•Finds that profitable photovoltaic and battery investments exist already today.•Shows that adding a battery often reduces profitability vis-à-vis photovoltaic only.•Derives policy advice to foster the deployment of photovoltaic and battery projects.