The ships were powered by two geared Rateau-Breguet or Parsons steam turbines, each driving one three-bladed  propeller, using steam provided by four water-tube boilers with superheaters that operated at a pressure of  and a temperature of . The turbines were designed to produce  which was intended give the ships a speed of .
The ships were powered by two geared Rateau-Breguet or Parsons steam turbines, each driving one three-bladed propeller. Steam for these turbines came from four water-tube boilers with superheaters operating at a pressure of  and a temperature of . The turbines were designed to produce  which was intended to achieve a speed of .