Lampholder SES / E14 10mm Threaded Entry, Not Shade Compatible
Width: 27mm, Height: 55mm
Simple, straightforward utility replacement SES lampholder. Ease of replacing as it is supplied in 3 parts. The base has an M10 thread entry. the insert has 2 terminals (we should note at this point this lampholder cannot be earthed it is completely double insulated), then the smooth skirt screws down onto the end cap and locks into place. This fitting is often found on lights bought from the continent. Many multi-arm fittings would use these. Screen reader support enabled.
If in doubt consult an electrician.