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What is C9 Bulb

Horace He

Last Updated: December 26, 2023

What is C9 Bulb

A C9 bulb is a type of light bulb, particularly during the Christmas season. It is characterized by its larger size compared to other Christmas light bulbs, such as C6 and C7 bulbs. A C9 bulb typically has a diameter of 1 14″ and a height of 2.5″. One notable feature of C9 bulbs is their higher wattage, which can be up to twice that of C7 bulbs, making them more powerful in terms of brightness and illumination.

C9 bulbs are often favored in commercial settings due to their ability to create a visually striking impact. They are frequently used to outline rooflines, both in commercial and residential environments, adding a festive touch to buildings and structures. The larger size and higher wattage of C9 bulbs contribute to their ability to produce spectacular lighting effects, making them a popular choice for creating dazzling displays.

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Frequently Asked Questions

How Many C9 Bulbs Can Be on One Outlet

Our recommended maximum number of traditional incandescent C7 and C9 bulbs for each style is 200 bulbs, particularly if the bulbs are spaced 12 inches apart.

What Does C9 Mean on a Light Bulb

C9 on a light bulb refers to the size and shape of the bulb. It is important to note that C7/C9 denotes the size and shape, while E12/E17 refers to the size of the brass metal base used to screw into the corresponding socket. For C7 and C9 light bulbs, the base size can be either E12 or E17. It is worth mentioning that the higher the number, the larger the size of the base.

Which Is Better C7 or C9

The size is the primary distinction between C7 and C9 lights. C7 lights are smaller and more fragile, whereas C9 lights are larger and sturdier. Additionally, due to their smaller size, C7 lights consume less energy compared to C9 lights. Furthermore, C7 bulbs have a longer lifespan, reducing the frequency of replacements.

Are C7 or C9 Lights Brighter

Both the C7 and C9 bulbs have a wattage of .58 watts. However, the C9 bulbs are significantly brighter than the C7 bulbs despite having the same wattage. This increased brightness can be attributed to the additional SMD LED present in the C9 bulbs.

Which Is Brighter C6 or C9

The C6 strawberry light, although smaller in size compared to the traditional C9 Christmas light, is still quite bright. It consumes 99% less energy and is a great option for those looking for a smaller, yet still bright, Christmas light.

What Is the Difference Between C9 and Regular Christmas Lights

C9 lights are considered the larger of the two most common sizes for Christmas light bulbs. They are designed with E17 threaded bases that are compatible with E17 sockets. This specific size is typically used for C9 bulbs, which means that if your cords are in good condition, you can easily use C9 bulbs as replacements.

Do C9 Bulbs Get Hot

The older, incandescent bulbs do become hot, posing a fire risk when placed on or near flammable or delicate holiday decorations. However, the LED C7 and C9 bulbs do not generate heat when touched, allowing for more versatile usage options.

Are C9 Christmas Lights the Brightest

C9 bulbs are noticeably larger in size, resulting in a brighter light output. This is particularly evident when illuminating structures that are tall or located at a distance, making them ideal for creating impressive holiday displays on a large scale.

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