214 e40 adapter products are offered for sale by suppliers on Alibaba.com, of which lamp holders & lamp bases accounts for 73%.
A wide variety of e40 adapter options are available to you, such as plastic, ceramic and copper.You can also choose from screw, socket and plug e40 adapter,as well as from white, black, and red e40 adapter,and whether e40 adapter is safety, or eco-friendly.