E27 sockets for discharge lamps, for LCP plug-in caps, black, T270 profiled, external thread 40x2.5 IEC 60399 Nominal value: 4/250/5 kV Double plug-in terminals: 0.5-2.5qmm Through holes for M3 screws Holes on the back for self-tapping screws in accordance with ISO 1481/7049-ST3, 9-C/F Type: 64719 Weight: 16.5 g, Socket: E27, Material: Plastic, Color: black, Design: Plug-in socket, Fastening type: Screw fastening, With starter holder: No,