Axpert inverters any good?

[calypso]

Plus, can't find one under 12k

First thing that came up on google. - https://www.sunstore.co.za/products/victron-multiplus-ii-48-5000-70-50-inverter
You can cheaper on IBC but you need to register with them.
The easy to get hold of R11 000 - https://www.exsolar.co.za/specials.html