Under the opex model a renewable energy service company resco invests builds and maintains a rooftop onsite solar plant.
Opex model solar rooftop.
Developer will install operate and maintain the solar plants set up on customer s rooftop investor will charge on a per unit kwh basis only for the electricity produced by solar we have the experience of opex model in the usa and execute this model like no one else.
It is successful model internationally and remains so in india also as the consumer has not to incur upfront capital costs.
As of march 31 2019 opex model based projects hold more than 37 share of cumulative onsite solar installations in india.
In this model the consumer purchases the solar system by making 100 of the payment upfront or financing the system often through a bank.
This model is getting highly popular in india and many opex.
The end consumer pays for the power generated under a long term power purchase agreement ppa.