One of the biggest international suppliers of solar racking products and so they offer not just one but three options for Ground-based Solar Arrays:
Sigma Pure- the most ideal ground mount system, pre-engineered system with off-the-shelve components, immediately available through your local distributor for a convenient ground mount solution, for projects under 100 kW.
Sigma Alu- Best suited for projects over 100 kW, by being one of the most flexible designs available accommodating project specifications…
Sigma Steel- The design of aluminum with the strength of steel. It is designed specifically for commercial- and larger utility-scale systems.
Sacramento-based company, sister branch of German manufacturer.