From A to Z: Guide to Light Bulb Terminology Used by Electricians

Posted by Electricians of Pukekohe on 12 Sep 2026

When you’re illumination of the home it’s essential to be aware of the various terms used to describe light bulbs and fixtures. A lot of people use these terms interchangeably, which can create confusion when it comes to choosing the right bulbs and speaking with an electrician. In this article, we’ll look at the various names used for fixtures and light bulbs to clarify the common misconceptions and discuss the reasons why it’s crucial to understand these terms.

Common Terms for Light Bulbs

There are many different terms used for light bulbs. Some of the most popular include "lamp," "bulb," "incandescent," "fluorescent," and "LED." "Lamp" and "bulb" are frequently used interchangeably, but "lamp" generally refers to the whole light fixture, while "bulb" is the actual light source. "Incandescent" bulbs can be described as the classic Edison-style bulbs that are gradually being replaced to make way for more efficient alternatives. "Fluorescent" bulbs consist of tubes-shaped, long bulbs that are often employed in commercial settings, while "LED" bulbs represent the most recent and energy efficient option.

Terms Used for Different Types of Light Fixtures

In addition to different names for light bulb, there’s also numerous terms that define different kinds of light fixtures. "Can light bulbs" are fixtures which are mounted in the ceiling, while "pendant lights" are hung from the ceiling with a chain or cord. "Chandeliers" are massive ornamental fixtures typically found in dining rooms or in the entryway"sconces" are fixtures that hang from the ceiling, and "sconces" are fixtures that are mounted to the wall which provide task or ambient lighting.

Common Misconceptions

A common misconceptions is that it’s not possible to make use of lamps with LEDs in fixture that need incandescent bulbs. While it’s true that LED bulbs have different wattage and shapes however, there are a variety of LED bulbs that can be used in existing fixtures. Another misconception is that all fluorescent bulbs are unflattering and harsh, but there are many fluorescent bulbs that provide soft, warm lighting.

Why It’s Important to Know These Terms

Knowing the different terms used for fixtures and lights is important for a few reasons. First, it ensures that you’re using the appropriate bulbs for your fixtures. This will improve brightness, and also reduce your energy costs. It can also be helpful when communicating with an electrician who may require to know specifics about your lighting fixtures in order to perform repairs or upgrades. Also, knowing these terms will help you shop for bulbs easier, as you’ll know exactly what you should look for when browsing in-store or online.

Conclusion

Understanding the different names used for light bulbs and fixtures will make a huge difference when it comes to lighting your home. By knowing the different names used for fixtures and light bulbs and fixtures, you’ll be able find the best bulbs, interact with electricians more efficiently, and make the most of the lighting fixtures you have. If you have questions about lighting or need help in deciding on or installing lighting fixtures, call Electricians of Pukekohe for a consultation or for repair on 0800 570 095.

FAQ Section:

Can I use LED bulbs in a fixture which requires incandescent bulbs?

Yes, but it is important to ensure that you have the right bulb size and shape for the fixture.

Is there a more energy efficient type of bulb?

The LED bulb is the most energy efficient and longest-lasting kind of bulb.

When should I change my bulbs for light?

This depends on how often you use the light and the type of bulb. Incandescent bulbs last about 1,000 hours, while LED bulbs last up to 250,000 hours. It’s a good idea to replace bulbs every two years or so to maintain the best lighting quality. If you find that your bulbs are flickering or not quite as brilliant as they were, it’s a sign that they may need to be replaced.

In addition to these common questions, our team at Electricians of Pukekohe is always available to answer any questions you may have about lighting or help you select the ideal fixture for the space you live in. We have a wide selection of lighting options to choose from which include LED bulbs, chandeliers, sconces, and much more.

Whether you’re looking to upgrade the lighting fixtures in your home, make new ones or need assistance choosing the best bulbs that will fit in your space, we’re here to assist. Contact us now to set up an appointment for a repair or consultation at 0800 570 095, and let us assist you in making the most of the lighting in your home.