POWERPART C-Line Range. Bagged with Header card.1 x BLACK C-Line 12 Volt Socket. C-Line is a modula range of wide range of electrical Components & Facias that mix and match to suit whatever your requirement you have. They are interchangeable with CBE Style Facias etc. Fitted in a wide range of Caravans & Motorhomes including Bailey, Elddis, Adria & Coachman.