It does not mean a panel offers the highest performance or quality.
First solar vs sunpower panels.
Nasa s grover which roams the frigid and low light conditions of greenland is also generated by sunpower s technology.
The common tier 1 rating was developed by bloomberg new energy finance corporation to rate solar panel manufacturer s in terms of financial stability.
Sunpower will sell panels on their own but has also designed the oasis power.
What is a tier 1 solar panel.
Even though they re both in the solar industry first solar and sunpower have very different business models.
First solar s less efficient panels have been completely shut out of the residential and commercial markets limiting the diversity of its business.
Here s what you need to know about these key products.
The tier 1 rating can be somewhat misleading as it does not guarantee and panel is free from defects or will perform over the life of the system.
The other difference between first solar and sunpower is that first solar works with third party racking companies.
Sunpower is also responsible for the technology behind solar impulse the first solar airplane to fly off 100 sun generated power.