When energy-efficiency costs come into play, more designers are opting for the electronically commutated motor rather than familiar AC and DC versions ... of 60 to 75%. In a report from the ...

The small sized electronic motor controller has a 98% efficiency and can be used on common 12 V, 24 V and 48 V DC systems making it suitable for process control, robotic and manufacturing ...

Brushless DC motors are common place in RC Vehicles. They are small, light, fast and can be inexpensive. [Raynerd] wanted a new spindle for his CNC machine and thought that a brushless DC motor ...

I have been trying to fix a little old milling machine I bought (and here), and needed a replacement motor controller. It is a Clarke DCM10, a variant of Sieg’s X1, sometimes knows as a ‘micro mill’.