I'm planning to upgrade OmioCNC to have ATC spindle since I'm about to start mass production. I settled on JGL-100 3.2kw 24000rpm ISO25 (220V, 8.8A, 4p, 800Hz) spindle, now I'm looking for VFD. So far i found two options:

1. SUNFAR VFD Inverter E550-2S0055L 5.5Kw AC220V Frequency Inverter (1000Hz)
2. Single-Phase FC300-5.5G-T2 220V 0-1000hz 5.5kw 7.5HP 25A VFD Inverter Special

Any experience with those? Any unforseen issues? Are there any better alternatives?

Thank you

Peter