A hob comprises at least one heating element (3), an electronic card (6) for managing the operation of the hob (1), and a cooling system comprising air-mixing means (9). ) disposed at a rear edge (10b) of said hob (1) .The cooling system further comprises: - a ventilation duct (15) along a first face (6a) of said electronic card (6) an outlet deflection means (17) in said outlet area (16) of the ventilation duct (15) being adapted to reverse the direction of the air flow; and- at least one air outlet (90b) disposed at at least one side edge (10c, 10d) of the hob (1).
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