Professional Custom Lamp Holder Accessories Manufacturer

e27 bulb cap: The Spiral Lamp holder code, the letter E represents Edison threaded screw base, "E" after the digital representation of the integer value thread diameter lamp, spiral lamp and lamp holder with threaded, shall comply with GB1005-67.

The E26 is the standard 120 Volt American base. The E27 is the European variant and is rated at 220 Volts. E26 is 26 mm and the E27 is 27 mm diameter. However, an E26 bulb can fit in E27 base and an E27 bulb can fit in E26 light bulb socket without problem. The lamp holders / bulbs are interchangeable except for the voltage rating.

Medium or Standard: E26 (diameter of 26 mm) Mogul: E39 (diameter of 39 mm) E26 is the size of most light bulbs used in the U.S. It's referred to as having a “medium” or “standard” lamp base.

                                           
Threaded e27 bulb cap is commonly used bulbs E27, lamp large diameter 26.15 ~ 26.45 23.96 ~ 24.26 Base trails. Light port large diameter 26.55 ~ 26.85, 24.36 ~ 24.66 trail of lights. In mm
Processing method is generally rolling, high efficiency!
e27 bulb cap Material:
Material can be divided into: nickel-plated copper, iron, nickel, aluminum, nickel, aluminum, copper, different materials, large price differences.