Speedster
Honorary Master
Except that will cost you a lot more than 2c.My 2c go for the Victron you will not be sorry, go for the 5kw Multiplus II as it can be paralleled and has built in anti-islanding. For the MPPT if you want lots of expansion room or have lots of roof faces 450/200 MPPT with 4 trackers is a beast.