Illuminating Light Bulb Lingo: What Electricians Call Them

Posted by Electricians of South Auckland on 12 Jun 2025

When it comes to the lighting of your house, it’s essential to know the various terms used to describe light bulbs and fixtures. Many people use the terms in a way that may cause confusion when it comes to buying the right bulbs or talking to an electrician. This article will explore the various names used for fixtures and light bulbs and fixtures, dispel common misconceptions and explain why it’s important to understand these terms.

Common names for Light Bulbs

There are numerous terms that refer to light bulbs, but some of the most popular are "lamp," "bulb," "incandescent," "fluorescent," and "LED." "Lamp" as well as "bulb" are commonly utilized interchangeably, but "lamp" usually refers to the whole light fixture, while "bulb" refers to the light source itself. "Incandescent" bulbs can be described as the traditional, Edison-style bulbs that are gradually being eliminated to make way for more efficient alternatives. "Fluorescent" bulbs have tubes-shaped, long bulbs which are typically used in commercial settings, and "LED" bulbs are the newest and most energy-efficient option.

Terms used to describe various types of Light Fixtures

Apart from the different names for light bulbs, there’s also various terms used to define different kinds of light fixtures. "Can lights" are recessed fixtures that are installed in the ceiling, while "pendant lights" hang from the ceiling using the use of a cord or chain. "Chandeliers" are large decorative fixtures, which are typically located in dining rooms or in the entryway, and "sconces" are fixtures that are mounted to the wall that provide ambient or task lighting.

Common Misconceptions

The most commonly-held misconceptions is that it’s not possible to make use of lamps with LEDs in fixture that need incandescent bulbs. Although it is true that LED bulbs come with different wattages and shapes, there are many LED bulbs that can be used to replace existing light fixtures. Another myth about fluorescents is the fact that they are unflattering and harsh however there are a variety of fluorescent bulbs that provide warm, soft light.

Why It’s Important to Know These Terms

Understanding the different terms that are used to describe light bulbs and fixtures is crucial for several reasons. It first ensures you are using the right bulbs for your fixtures, which will enhance the efficiency of lighting and reduce the cost of energy. Additionally, it will help in negotiating with an electrician, who may need to know the specifics of your lighting fixtures to perform repairs or upgrades. Finally, knowing these terms will make shopping for bulbs much easier as you’ll know exactly what to be looking for in a store or on the internet.

Conclusion

In the end, knowing the various terms used to describe fixtures and lights can be a significant advantage when it comes to lighting your home. By knowing the different names used for fixtures and light bulbs, you’ll be able to purchase the correct bulbs, communicate with electricians better and get the most of your lighting fixtures. If you have questions about lighting , or require help selecting or installing fixtures, contact Electricians of South Auckland for a consultation or for repair on 0800 570 081.

FAQ Section:

Can I make use of light bulbs with LEDs in an installation that needs incandescent bulbs?

Yes, but you need to ensure that the bulb is the right shape and wattage for the fixture.

What is the most efficient bulb?

LED bulbs are the most energy efficient and long-lasting bulb.

How often should I replace my light bulbs?

This depends on how often you use the light and the type of bulb. Incandescent bulbs last about 1,000 hours, while LED bulbs can last for up to 25000 hours. It is recommended to replace your bulbs every year or two to ensure optimal lighting quality. If you find that your bulbs are dim or aren’t as bright as they were, it’s a sign that they may need to be replaced.

In addition to these common questions, our staff of experts at Electricians of South Auckland is always available to answer any other questions you may have about lighting or assist you in choosing the right fixtures for your home. We have a wide selection of lighting options for you to choose from which include chandeliers, LED bulbs sconces and more.

If you’re looking to update your lighting fixtures replace them or just need assistance choosing the best bulbs to fit your needs, our experts are there to help. Contact us now to set up an appointment or repair 0800 570 081, and let us help you make the best use of your lighting.