What Size Is E17 Base

DesignationBase major diameter (thread external)NameE1717 mm (0.669 in)Intermediate Edison Screw (IES), C9E1818 mm (0.709 in)E2626 mm (1.024 in)(Medium one-inch) Edison Screw (ES)E2727 mm (1.063 in)(Medium) Edison Screw (ES)

Is E17 same as candelabra?

The designation refers to the diameter of the base, in millimeters. Candelabra bases are smaller than conventional A-lamps which use a medium base (E26 or E27). … Intermediate base lamps, E17, are far less common than candelabra and can be found in small table lamps, novelty fixtures, and ceiling fans.

Does E26 fit E17?

Enlarge the intermediate socket (E17) to medium socket (E26). Widely used. Works with incandescent, CFL (Energy Efficient) bulbs and LED bulbs.