A B10 bulb is a B-type light bulb. It has a flame shape look to it and the “B” stands for “blunt tip”, the curve at the top of the bulb. The “10” is the diameter of the bulb in eighths of an inch or 1.25 inches. Use B10s in chandeliers, sconces, and other decorative lighting options. Find B10 bulbs in places that need to add style.
No, they are not the same. The term B10 refers to the shape and size of the bulb. You can find B10 bulbs with many different bases. E12, on the other hand, refers to the light bulb base. This will be the screw that attaches to the bulb. While you can have a B10 bulb with an E12 base, these terms are not the same.