IP56 waterproof. Requires 21.5x36.8 mm rectangular hole for installation. Maximum capacity 20 A at 12V and 15 A 24 V. Complete with double lighting: one that illuminates the symbol of the utility to which it is connected, always on (to be traced in the dark), the second that illuminates a special slot under the symbol that lights up as a warning light when the utility is activated, rocker to be ordered separately. TYPE: ON-OFF-ON 24V TERMINALS N°6