Victron - MultiPlus 12/1200/50-16 120V VE.Bus [PMP122120100] Blue Smart Chargers IP22 120VAC - NEMA 5-15 Plug see this blog

see this blog

and its accessories

With a Diode Battery Combiner two or more DC power sources can be used in parallel to supply the mission critical load

The Inverter Smart is an efficient and reliable inverter

offering up to 192kWh (12V) or 384kWh (24V/48V) of energy storage

Victron - MultiPlus 12/1200/50-16 120V VE.Bus [PMP122120100] Blue Smart Chargers IP22 120VAC - NEMA 5-15 Plug see this blogThe new style MultiPlus is set to replace the earlier MultiPlus Compact range. It is a powerful true sine wave inverter, a sophisticated battery charger that features adaptive charge technology and a high speed AC transfer switch in a single compact enclosure.