On the specs page for power it seems very odd and I suspect it's wrong!
https://mikrotik.com/product/gper
Max out per port output (input < 30 V) 0.7 A
Max out per port output (input > 30 V) 2 A
So at 48V it allows 2A to pass through, yet at 24V it only allows 700mA through??!!
Regards,
Bevan