An Introduction to Light Bulbs: Unraveling Electricians' Terminology

Posted by Electricians of South Auckland on 9 Dec 2025

When you’re illumination of the home it is important to know the various terms used for light bulbs and fixtures. Many people use both terms together, and this can create confusion when it comes to purchasing the correct bulbs or communicating with an electrician. We’ll look at the various names used for light bulbs and fixtures, clarify common misconceptions, and provide the reason why it’s essential to know these terms.

Common Names for Light Bulbs

There are numerous terms used for light bulbs. However, some of the most popular are "lamp," "bulb," "incandescent," "fluorescent," and "LED." "Lamp" and "bulb" are frequently utilized interchangeably, but "lamp" usually refers to the whole light fixture, whereas "bulb" is the light source. "Incandescent" bulb are the classic Edison-style bulbs that are gradually being eliminated to make way for more efficient options. "Fluorescent" bulbs consist of long, tube-like bulbs that are often employed in commercial settings, and "LED" bulbs represent the most recent and efficient choice for energy efficiency.

The terms used to describe different types of Light Fixtures

Alongside the various names for lighting bulb, there’s numerous terms that describe different types of lighting fixtures. "Can lights" are recessed fixtures that are installed on the ceiling, while "pendant lights" are suspended from the ceiling with cords or chains. "Chandeliers" are massive, decorative fixtures, which are typically located in dining rooms or in the entryway"sconces" are fixtures that hang from the ceiling, and "sconces" are wall-mounted fixtures which provide task or ambient lighting.

Common Falsehoods

The most popular misconceptions is that you can’t utilize the LED bulb in lighting fixtures which need incandescent bulbs. Although LED bulbs have different wattage and shape requirements, there are many LED bulbs that can be used within existing lighting fixtures. Another myth is that all fluorescent bulbs are harsh and ugly however there are a variety of fluorescent bulbs that emit warm, soft lighting.

Why It’s Important to Know These Terms

Knowing the various terms used for fixtures and lights is crucial for several reasons. It first ensures you’re using the appropriate bulbs for your fixtures. This can improve the efficiency of lighting and save you money on the cost of energy. Additionally, it will help when communicating with an electrician who might need to know the specifics of the lighting fixtures you have in order to fix or upgrade them. Finally, knowing these terms can make shopping for bulbs much easier as you’ll know exactly what you should look for when browsing in-store or online.

Conclusion

In the end, knowing the various terms used to describe fixtures and lights can be a significant advantage in the lighting of your home. If you know the various names for fixtures and lights and fixtures, you’ll be able purchase the correct bulbs, communicate with electricians better and get the most of your lighting fixtures. If you have any concerns regarding lighting or require assistance choosing or installing lighting fixtures, call Electricians of South Auckland for a consultation or for repair on 0800 570 082.

FAQ Section:

Can I use LED bulbs in a fixture that needs incandescent bulbs?

Yes, but you have be sure that you have the right bulb shape and wattage for the fixture.

What is the most efficient type of bulb?

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

How often should I replace my bulbs for light?

It’s dependent on how frequently you use the light as well as the type of bulb. Incandescent bulbs last about 1,000 hours, while LED bulbs can last for up to 250,000 hours. It is recommended to replace your bulbs every two years or so to maintain the best lighting quality. If you notice your bulbs blinking or not so bright like they used to be, it’s a sign that they may need to be replaced.

In addition to these common concerns, our team at Electricians of South Auckland is always available to answer any other questions you may have about lighting, or to help you choose the right fixture for the space you live in. We have a wide selection of lighting options for you to choose from, including chandeliers, LED bulbs sconces and more.

Whether you’re looking to upgrade the lighting fixtures in your home, install new ones, or simply need help selecting the right bulbs for your home, we’re there to assist. Contact us now to set up a consultation or repair at 0800 570 082, and let us help you make the most of your home’s lighting.