2,752 kWh · 250 kW · Lithium Iron Phosphate
MG2-AC1-0250-04-A: 2,752 kWh nameplate energy; 250 kW continuous; lithium iron phosphate.
2,752 kWh nameplate, per the California Energy Commission list.
Yes — the CEC list shows UL 9540 certification (certified by intertek).