PTECH COMPANY LIMITED
Address: No. 37, Me Tri Thuong Street, Me Tri Ward, Nam Tu Liem District, Hanoi
18/5000 Frequently asked questions - faq
Refer to the questions below to add more details
What is the kWp capacity unit?
Kilowatt-peak (kWp) is the maximum capacity that an energy battery can produce in terms of solar radiation and optimum temperature
So the efficiency of solar cells depends on a lot of solar radiation.
How long is the payback period?
With the project of attic depending on capacity and installation area, the payback period is about 6-8 years (calculated for the project of borrowing capital from banks).