https://www.amazon.com/Progressive-Dynamics-0318-4135-Inteli-Power-Converter/dp/B01EXKUA3E/ref=sr_1_2?dchild=1&keywords=RV+Power+Panel&qid=1623759194&sr=8-2
https://www.amazon.com/WFCO-WF8945PEC-WF-8900-Converter-Charger/dp/B00K8D9HJ4/ref=sr_1_29?dchild=1&keywords=RV+Power+Panel&qid=1623759194&sr=8-29
and
https://www.amazon.com/WFCO-WF-8735-P-Black-Power-Center/dp/B004LF14Q4/ref=sr_1_20?dchild=1&keywords=RV+Power+Panel&qid=1623759194&sr=8-20
Were on the first page of my search.