Technical characteristics: Insulation voltage: 660V Rated current: Ith= 10A Working current: 400VAC=2.5A, 230VAC=4.5A, 110VAC=6A, 48VAC=8A No. of contacts: 1NO (normally open) (possibility of mounting additional contacts, maximum 4 recommended) Protection degree: IP65 (mounted) Mounting: diameter 22mm. Reference: HB2BA11 Available in various colors.