In respect to direct current motors' controller, we
adapted in SCR or PWM electric circuit to produce satisfy
and reliance speed controller to in accord with vendees'
needs. Base on cost competitive, we had won many orders
form our customers all over the world and with very good
reputation. In order to expand by different operation, we
welcomed under OEM from vendees' requirement. These speed
controllers be packaged in unit or exposed without shell.
The model number is depended on the outside dimension and
have different unit price owing to different functions.