An Exhaustive Guide to Light Bulb Terminology Used by Electricians

Posted by South Auckland Electricians on 11 Aug 2025

When it comes to lighting your home, it’s essential to know the various terms used to describe light bulbs and fixtures. A lot of people use the terms in a way that can cause confusion when it comes to purchasing the correct bulbs or talking to an electrician. In this article, we’ll explore the various terms used to describe fixtures and light bulbs and fixtures, dispel common misconceptions and explain why it’s important to know these terms.

Common names for Light Bulbs

There are a variety of terms that refer to light bulbs, but some of the most commonly used are "lamp," "bulb," "incandescent," "fluorescent," and "LED." "Lamp" along with "bulb" are often utilized interchangeably, but "lamp" usually refers to the entire light fixture, whereas "bulb" is the light source. "Incandescent" bulbs are old-fashioned Edison-style bulbs which are gradually being replaced to make way for more efficient options. "Fluorescent" bulbs are tubes-shaped, long bulbs that are often employed in commercial settings, and "LED" bulbs represent the newest and most energy efficient option.

Terms Used for Different Types of Light Fixtures

Apart from the different names for lighting bulbs, there’s also many terms used to define different kinds of lighting fixtures. "Can light bulbs" are fixtures with recessed sockets that are installed on the ceiling, whereas "pendant lights" are suspended from the ceiling using cords or chains. "Chandeliers" are massive decorative fixtures typically found in entryways or dining rooms as well as "sconces" are wall-mounted fixtures that provide ambient or task lighting.

Common Misconceptions

The most commonly-held misconceptions is that you cannot use the LED bulb in lighting fixtures which require incandescent bulbs. Although LED bulbs are different in wattage and shape requirements There are many LED bulbs that are able to be used in existing fixtures. Another misconception is that all fluorescent bulbs are unflattering and harsh However, there are many fluorescent bulbs that emit soft, warm lighting.

What is important to know These Terms

Knowing the various terms that are used to describe fixtures and light bulbs is crucial for several reasons. It first ensures you’re using the appropriate bulbs to your fixtures, which can improve the quality of your lighting, and also reduce your energy bills. Additionally, it will help in negotiating with an electrician who might need to know the particulars of your lighting fixtures to perform repairs or upgrades. Also, knowing these terms can make shopping for bulbs much easier as you’ll know precisely what to look for when shopping in stores or online.

Conclusion

In conclusion, understanding the various terms used to describe light bulbs and fixtures will make a huge difference when it comes to lighting your home. By knowing the different names used for light bulbs and fixtures that you can buy the right bulbs, communicate with electricians better, and make the most of the lighting fixtures you have. If you have any concerns about lighting or need help choosing or installing lighting fixtures, call South Auckland Electricians for a consultation or repair at 0800 570 083.

FAQ Section:

Can I use the LED bulb in fixtures that needs incandescent bulbs?

Yes, but it is important to ensure that the bulb is the right form and wattage to the fixture.

Which is the best efficient bulb?

They are also the most energy efficient and long-lasting bulb.

When should I change my light bulbs?

It’s dependent on how frequently you use the light and the type of bulb. Incandescent bulbs typically last for around 1,000 hours, while LED bulbs can last for up to 25,000 hours. It is recommended to replace your bulbs every year or two to ensure the highest lighting quality. If you notice that your bulbs are flickering or not as bright as they used to be this is a sign that they’re in need of being replaced.

In addition to these typical questions, our team of experts at South Auckland Electricians is always available to answer any concerns you might have regarding lighting, or to help you choose the best 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 more.

If you’re looking to improve the lighting fixtures in your home, install new ones or need assistance in choosing the right bulb to fit your needs, our experts are there to assist. Contact us today to schedule an appointment or repair 0800 570 083, and let us assist you in making the most of your home’s lighting.