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What is E17 Socket?


In the world of lighting fixtures, various types of sockets are used to connect light bulbs to the electrical circuit. One common socket, known as an E17 socket, has gained popularity due to its versatility and usage in a wide range of applications. In this article, we will take a closer look at the E17 socket, its features, and its significance in the world of lighting.


Understanding the E17 Socket


The term "E17" refers to the Edison screw style used in this type of socket. It comprises a small screw base, where the number 17 indicates the diameter of the threaded part, which amounts to approximately 17 millimeters.


Features and Applications


The E17 socket accommodates bulbs with a base that matches its specified dimensions. Here are some key features and applications of the E17 socket:


1. Compact Nature: The compact size of the E17 socket makes it ideal for use in small lighting fixtures such as table lamps, accent lights, cabinet lights, and chandeliers. Its size allows users to install and replace bulbs conveniently, even in tight spaces.


2. Versatility: E17 socket fixtures come in various styles, including chandelier-style, wall sconces, pendant lights, and even some types of holiday lights. This versatility allows users to choose from a wide range of decorative lighting options that suit their preferences and complement the ambience of the space.


3. Energy Efficiency: Many E17 socket fixtures are designed to accommodate energy-efficient bulbs such as LED and CFL bulbs. By using these types of bulbs, users can significantly reduce energy consumption and enjoy long-lasting illumination.


Compatibility and Replacements


If you own a lighting fixture with an E17 socket and need to replace the bulb, it's crucial to ensure compatibility. Look for light bulbs labeled "E17" or "Intermediate" to ensure a perfect fit. Additionally, make sure to check the wattage and color temperature of the new bulb to match the desired lighting effect.


Advantages of the E17 Socket


The E17 socket offers several advantages over other socket types, including


1. Ease of Installation: Due to its screw-in nature, the E17 socket allows for quick and hassle-free installation and replacement of bulbs, making it an ideal choice for both residential and commercial use.


2. Variety of Bulb Options: The E17 socket accommodates various types of bulbs, including LED, incandescent, halogen, and CFL bulbs. This versatility allows users to choose the right type of bulb based on energy consumption, brightness, and color temperature requirements.




The E17 socket serves as a critical connector between light bulbs and the electrical circuit, enabling efficient and reliable lighting in various applications. Its small size, compatibility, and versatility have made it a popular choice for homeowners and businesses alike. Whether you're seeking a decorative lighting solution or energy-efficient illumination, the E17 socket provides a multitude of options to suit your needs.

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