Ironing system comprising a machine body provided with means for producing and supplying steam and an iron comprising a heated soleplate and connected to this machine body by means of a tube for the passage of steam and an electrical cable; this iron comprises a supplementary water tank suitable to supply water to this heated soleplate and at least one control button suitable to cooperate with a switch for operating means for producing and supplying steam from the machine body and with means for pumping water from this supplementary tank to this heated soleplate, in a first active position of this button, these means for producing and supplying the steam from the machine body are operated and, in a second active position of this button these pumping means are operated so as to obtain a further production of steam by means of the passage of this water from this supplementary tank to this heated soleplate.