A device (D) for controlling and/or supplying information on a recharging operation of an electric motor-vehicle or a hybrid motor-vehicle, which can be mounted on the motor-vehicle and associable with an inlet electric connector assembly for recharging the motor-vehicle, - said device (D) including: a casing which defines an upper wall (A), a lower wall (B), opposite walls (C, G), a front wall (E) and a rear wall (F); a printed circuit board (P) mounted within said casing ; and a human-machine interface HMI associated with the casing , wherein said human-machine interface HMI includes: a push-button switching device comprising an on/off button ; a push-button body extending inside said casing perpendicularly to said front and rear walls (E, F); and an arm protruding from said push-button body , said arm - when the push-button is pressed - abuts against an abutment wall arranged within said casing , characterized in that: said printed circuit board (P) is mounted within said casing in a horizontal direction, so that a main plane of said printed circuit board (P) is perpendicular to said front and rear walls (E, F) and said arm projects from said push-button body in the opposite direction with respect to said printed circuit board (P), perpendicularly to a main axis of said push-button body ; said push-button body carries at least one electric contact, arranged within said casing and having a portion mounted to said printed circuit board (P), and said abutment wall is spaced perpendicularly to said main axis of said push-button ; said arm has a main plane perpendicular to said abutment wall and is configured so as to prevent the stress on the push-button switching device resulting from the pressure of said push-button from being discharged onto said printed circuit board (P). - said device (D) including: a casing which defines an upper wall (A), a lower wall (B), opposite walls (C, G), a front wall (E) and a rear wall (F); a printed circuit board (P) mounted within said casing ; and a human-machine interface HMI associated with the casing , wherein said human-machine interface HMI includes: a push-button switching device comprising an on/off button ; a push-button body extending inside said casing perpendicularly to said front and rear walls (E, F); and an arm protruding from said push-button body , said arm - when the push-button is pressed - abuts against an abutment wall arranged within said casing , wherein said human-machine interface HMI includes: a push-button switching device comprising an on/off button ; a push-button body extending inside said casing perpendicularly to said front and rear walls (E, F); and an arm protruding from said push-button body , said arm - when the push-button is pressed - abuts against an abutment wall arranged within said casing , said printed circuit board (P) is mounted within said casing in a horizontal direction, so that a main plane of said printed circuit board (P) is perpendicular to said front and rear walls (E, F) and said arm projects from said push-button body in the opposite direction with respect to said printed circuit board (P), perpendicularly to a main axis of said push-button body ; said push-button body carries at least one electric contact, arranged within said casing and having a portion mounted to said printed circuit board (P), and said abutment wall is spaced perpendicularly to said main axis of said push-button ; said arm has a main plane perpendicular to said abutment wall and is configured so as to prevent the stress on the push-button switching device resulting from the pressure of said push-button from being discharged onto said printed circuit board (P). <EOS>