ifmar approve sensorless or sensored & solted or slotless bl motor ,
but need send sample to ifmar to approve .
you can check ifmar web site had more data !
Roar & EFRA not approve sensorless & slotless BL Motor in stock class !
because can over gear to take more torque & rpm ,
you keep to check your ESC & Motor temp only !
ifmar approve sensorless or sensored & solted or slotless bl motor ,
but need send sample to ifmar to approve .
you can check ifmar web site had more data !
send sample to ifmar to approve and pay for it!!!!
Roar & EFRA not approve sensorless & slotless BL Motor in stock class !
because can over gear to take more torque & rpm ,
you keep to check your ESC & Motor temp only !