Vape pens are a popular and convenient way to consume e-liquids and other concentrates. They come in a variety of shapes and sizes, and are designed to be compatible with a range of different cartridges and atomizers. One of the key factors that determine compatibility between different vape pens and cartridges is thread size.

Vape pen thread sizes refers to the diameter and pitch of the threading that connects the cartridge or atomizer to the battery or mod. Thread sizes are typically measured in millimeters, and can vary depending on the manufacturer and the specific model of the vape pen. Some of the most common thread sizes for vape pens include 510, 808, and 601.

The 510 thread size is by far the most common in the industry, and is used by many of the major manufacturers of vape pens and cartridges. This size is compatible with a wide range of atomizers and cartridges, and is often considered the industry standard. The 510 thread size has a diameter of 7mm and a pitch of 0.5mm, making it relatively easy to find compatible components.

The 808 and 601 thread sizes are less common than the 510, but are still used by some manufacturers. The 808 thread size has a diameter of 8mm and a pitch of 0.5mm, while the 601 thread size has a diameter of 6mm and a pitch of 0.5mm. These sizes are not as widely used as the 510, and may be more difficult to find compatible components for.

It is important to note that not all vape pens and cartridges are interchangeable, even if they have the same thread size. This is because there are other factors that can affect compatibility, such as the voltage and resistance of the components, as well as the overall design and construction of the vape pen. It is always best to use components that are specifically designed to work together, and to consult the manufacturer's instructions and specifications when choosing components.

In conclusion, understanding thread sizes is an important factor when choosing and using vape pens and cartridges. The 510 thread size is the most common in the industry, and is compatible with a wide range of atomizers and cartridges. However, it is important to note that compatibility is not solely determined by thread size, and other factors should be taken into consideration when choosing components. By understanding thread sizes and other compatibility factors, vapers can ensure that they are using safe and effective components that provide a satisfying vaping experience.