The ships had two Kampon geared steam turbines, each driving one propeller shaft, using steam provided by three Kampon water-tube boilers. The turbines were rated at a total of  for a designed speed of .
The ships utilized two Kampon geared steam turbines, each linked to one propeller shaft through steam from three Kampon water-tube boilers. These turbines were rated at a total of  for the designed speed.