The optimal copper requirement for solar power generation involves several critical factors, including system type, installation scale, and overall design, amounting to approximately 5-10 metric tons of copper per megawatt (MW) of solar photovoltaic capacity produced, which is. The optimal copper requirement for solar power generation involves several critical factors, including system type, installation scale, and overall design, amounting to approximately 5-10 metric tons of copper per megawatt (MW) of solar photovoltaic capacity produced, which is. Copper is present in solar photovoltaic panels primarily in the wiring and cell connections, amounting to approximately 0. Copper enhances electrical conductivity, ensuring optimal performance, 2. The material allows efficient energy transmission from the cells to the. on average between 2 and 3 tons of copper per MWp. 5 tons per MWp for utility-scale installations. ----- The copper intensity of use (tCu/MWp) in photovoltaic power systems depends on several factors. Copper use can vary from. A typical 400W residential panel contains approximately 160g of copper based on industry benchmarks. Here's the kicker – newer TOPCon cells require 12% more copper than traditional PERC designs due to complex cell interconnections. In order to be conservative, however, we based on Navigant's. er and it's also easier to recycle.