A quick search turned up these options for larger (power) solar panels:
https://www.wholesalesolar.com/solar-panels
https://www.solarpanelstore.com/collections/large-solar-panels
https://us.sunpower.com/solar-panels-technology/a-series-solar-panels
https://www.wholesalesolar.com/solar-panels
https://www.solarpanelstore.com/collections/large-solar-panels
https://us.sunpower.com/solar-panels-technology/a-series-solar-panels