Types of lamp socket 1.E10/E11/E12/E14/E27/E26 ... 3.CE,RoHS Types of lamp socket , E27 Lamp Holder Socket Types We manufacture various types of lamp holder,E10, E11, E12, ... Item No. V507-3, E27Material: Porcelain, Aluminum screw shellMedium base - fits standard light bulbs660W 250V lampholder ratingTwist lock mounting ... (); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Types of lamp socket