I have seen these
Why would they be bad?
https://www.builders.co.za/Electrical/Inverters-%26-Solar-Energy/Inverters/Ellies-Power-Inverter-DC-1200w-2000va-24v/p/000000000000395576?gclid=Cj0KCQiAoo7gBRDuARIsANeJKUagMUnSWqo-uSGCHAPMpcCc2JnDUEVdPvpSIAyRbq6Hw40d6W5fo-AaAkyMEALw_wcB
Sent from my...