How does the X1-VAST differ from the X1-HYBRID G4?​

Key improvements include ​​4 MPPTs​​ (vs. 2), ​​20A PV input per MPPT​​ (vs. 16A), ​​dual battery ports supporting 50A total current​​, ​​IP66 rating​​ (vs. IP65), ​​V2X compatibility​​, and a ​​lower PV start voltage (50V)​​ for earlier energy harvesting.