We stock various Edison Screw Light Fittings and Lamp Parts to buy online.
(ES) in it’s various sizes is a standard light bulb type for Lamp Fittings. Edison bulbs have a RH threaded metal base cap which screws into matching Edison Lampholders.
Edison Light bulbs (or lamps as they are sometimes called) are available in various sizes with matching lampholders.
ES (Edison Screw) or E27 where the 27 references the lamp base cap size of 27mm
SES (Small Edison Screw) or E14 where the 14 references the lamp base cap size of 14mm
GES (Giant Edison Screw) or E40 where the 40 references the lamp base cap size of 40mm
The Edison fitting was developed by Thomas Edison, patented in 1881, and licensed in 1909 under General Electric’s Mazda trademark.
For bulbs powered by AC current, the thread is generally connected to neutral and the contact on the bottom tip of the base is connected to the “live” phase.
