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How Long Do LED Light Fixtures and Bulbs Really Last?

May 30, 2023

LEDs have become the go-to choice for lighting in recent years due to their energy efficiency and longevity, which has led to their immense popularity. They have even replaced incandescent bulbs, which were once the standard. Numerous arrangements are available for LEDs, such as a disc, strip, or panel. With the installation of permanent LED bulbs in LED-integrated light fixtures, there is no need for frequent replacement, a major drawback of traditional bulbs. Consumers have been quick to accept this new technology, and it is estimated that the popularity and sales of LED-integrated light fixtures will soon supersede those of LED-ready fixtures. A thorough evaluation of the pros and cons of integrated LED lights before upgrading the existing lights in a home or commercial property. Doing so will help ensure that the investment in the new lighting system is worth the cost and delivers energy efficiency and longevity benefits.

Benefits of Usage of LEDs

LED bulbs are popular due to their energy efficiency and longevity. They offer more attractive designs, higher control over the light output, and energy efficiency. Additionally, LED-integrated light fixtures give users greater control over the light output, including the ability to dim the lights safely and easily. These fixtures also offer a higher lumen output, providing bright and efficient lighting solutions for any space. LED lights use up to 70% less electricity than traditional bulbs, resulting in lower utility bills, and can illuminate any property area.


  • Longer lifespan

LED bulbs in fixtures last longer as they are protected from moisture and other elements. Traditional bulbs needed frequent replacement due to short lifespan and burning out, so separate manufacture of bulb and fixture made sense. LEDs last much longer, up to a decade or more, and integrated fixtures can last up to 50,000 hours of use. Although the cost of integrated LEDs can be high, they are a worthwhile investment with better long-term ROI.

  • Attractive design & styles

Integrating compact LEDs into fixtures has enabled manufacturers to be more creative and produce modern shapes and designs. Since fixtures that accommodate light sources like bulbs or bulky tubes must be larger, using compact LEDs in various applications is easier and can cater to a wider range of preferences.

  • Higher control over the light output

LED-integrated light fixtures give users greater control over the light output, including the ability to dim the lights safely and easily. These fixtures also offer a higher lumen output, providing bright and efficient lighting solutions for any space.

  • Energy-efficient

LED integrated light fixtures are designed for longevity and cost-effectiveness. They use up to 70% less electricity, resulting in lower utility bills, and can illuminate any property area.

How Many Hours Do LED Lights Last?

The lifespan of an LED light bulb is a complex issue that is determined by several factors, not just time alone. While manufacturers may list the lifespan of LED bulbs as 10-15 years, this is not entirely accurate. The actual usage of the bulb plays a crucial role in determining its lifespan.

The frequency and duration of use are usage factors that significantly contribute to the bulb's lifespan. A bulb in a seldom-used room will last longer than one that is frequently used and left on for extended periods. However, other usage factors can also influence the lifespan of LED bulbs. For instance, the temperature in which the bulb is used, the voltage of the electrical circuit, and the overall quality of the bulb can all play a role.

Moreover, the type of fixture in which the bulb is installed can also impact the bulb's lifespan. For example, an enclosed fixture can trap heat and shorten the bulb's lifespan. Therefore, it is essential to consider all of these usage factors when considering the lifespan of an LED bulb.

Despite these variables, the average lifespan of LED bulbs can range from four to seven years under normal usage. As a result, extending their lifespan by employing proper usage habits, such as turning off the bulbs when not in use, is possible. LED bulbs that are used less frequently and turned off regularly can last up to 10 years or more, significantly saving you money in the long run. Moreover, extending the lifespan of your LED bulbs is environmentally friendly because it reduces the number of bulbs that need to be replaced, thereby reducing environmental waste. Therefore, extending the lifespan of your LED bulbs is recommended to save money and protect the environment.

How Long Will LED Lights Last in Years or How to Determine Lifespan?

If you cannot rely solely on the lifespan stated on the packaging, there are other considerations to remember while determining how long do LED light bulbs last based on usage. Manufacturers often mention the total average hours in their packaging, which could be used to estimate the bulb's lifespan in your home.

For example, if your manufacturer states that your bulb is expected to last 15,000 hours and you use it six hours a day, that's 2,190 hours a year. Dividing the total lifespan of 15,000 hours by 2,190 gives an estimated lifespan of just under seven years. Here are more examples based on usage:

  • If a bulb is used for 12 hours a day, it will last for approximately 3.8 years
  • If used for eight hours a day, it will last for approximately 5.7 years
  • If used for four hours a day, it will last for approximately 11.4 years

Remember, though, that other factors, such as heat exposure, moisture, and the quality of the bulb, can also significantly impact its lifespan.

What Factors Affect LED Light Lifespans?

LED manufacturers typically provide estimated lifespans based on average ambient room temperature, daily usage, and current level, but deviations from these factors can significantly impact the actual lifespan. The main factors that affect an LED's lifespan include heat exposure, current level, and usage.


The lifespan of an LED bulb can vary depending on several factors. For instance, the area where the light is used, the application of the bulb, the temperature it's exposed to, and the frequency of use can all impact its longevity. Even now, the light used, whether turned on and off frequently or left on continuously, can affect its lifespan. Manufacturers provide estimates of the lifespan based on common usage in typical situations, but it's impossible to predict the exact lifespan of every bulb regardless of use. However, if the LED light is used with a similar frequency and in similar circumstances as the estimate, it will likely last longer than if used differently. For example, if the bulb is used less frequently or in a different environment than the estimate, it may last longer, but if used more frequently or in harsher conditions, it may not last as long. Therefore, it's essential to use the bulb according to the manufacturer's instructions and to monitor its performance regularly to ensure that it's functioning optimally.

Heat Exposure

It is typically 65 to 80 degrees Fahrenheit when LED lights are used at room temperature. Outdoor environments, such as garages and sheds, are also suitable for their use. While LEDs can function in a variety of temperatures, they work best when the temperature remains below 75 degrees Fahrenheit. This is because when exposed to extreme heat, the semiconducting element inside the LED can heat up very quickly, which speeds up the degradation rate of the diodes.

In contrast, cool temperatures can help extend the life of LEDs by keeping the semiconducting element at a moderate temperature. This is because the cooler temperature helps to prevent the LED from overheating and degrading more quickly. Additionally, when LEDs are used in colder temperatures, they can still function properly and do not experience a reduced lifespan, as some people may believe.

It is important to note that while LED lights can be used in different environments and temperatures, they function best when used within their recommended temperature range. This can help ensure the LEDs last longer and provide optimal performance.


Each LED has a specific electrical current designed for optimal performance. It is important to use the right current to get the desired brightness and lifespan for the bulb. When a bulb is used with a current that is too low, it may not emit enough light, but it will last longer because it is not being used to its fullest potential. However, when an LED is used with a current that is too high, it may shine brighter than intended, but this will ultimately lead to a shorter lifespan for the bulb. In addition, using too high of a current can cause the circuit and the LED fixture to overheat and burn out, potentially causing damage to the surrounding environment.

How to Extend the LED Lifespan?

Turn off the Lights When You Don't Need Them

To extend the lifespan of LED lights, it's essential to turn off indoor lights when not in use. Every second the light is on reduces the LED's lifespan, so it's important to know how long LED lights last. Additionally, you should replace any old or outdated light fixtures with newer, more energy-efficient ones when not in use. Lights can be made to consume less energy this way, which will help them last longer. While switching off and on LED lights doesn't affect their lifespan as much as incandescent and halogens, it is still important to avoid excessive switching. Leaving the light on too long will reduce the bulb's lifespan, so it's best to leave it on for longer periods of time. By taking these steps, you can help to ensure that your LED lights last as long as possible while still providing the necessary illumination for your home or business.

Create a Smart Home System

You're not the only one who forgets to turn off the lights. Many people struggle with this issue and end up wasting energy unnecessarily. Money and energy can be saved by finding a solution to this problem. Investing in a smart home system allows you to easily set schedules for your lights, thermostat, and other devices, making your home more energy-efficient and convenient. Additionally, you can control your devices remotely, so you can turn off your lights even when you're not at home.

Homeowners are becoming increasingly interested in smart home systems, and for a good reason. These systems offer a range of benefits, including increased energy efficiency, improved security, and enhanced comfort. You can control your lights, thermostat, and other home devices with a smart home system from any smartphone or tablet.

Use Lighting with a High-Quality Heat Sink

A heat sink is a component that is commonly used in electrical devices, such as LED lights, computers, and cellphones, to absorb and disperse excess heat, cooling the internal components and circuitry of the device. As a result of the better design of the heat sink, the greater the ability it has to absorb and disperse heat when the light is being used, LED lights with high-quality heat sinks typically last longer than LED lights with standard or low-quality heat sinks. In hot climates, these premium bulbs are an excellent option due to their ability to protect the circuitry from high ambient temperatures.


In summary, LED light fixtures and bulbs are the preferred choice for lighting due to their energy efficiency and longevity. They offer several advantages over traditional bulbs, including more attractive designs, higher control over the light output, and energy efficiency. However, the lifespan of an LED bulb is impacted by several factors, such as heat exposure, moisture, and usage patterns, which must be taken into consideration when estimating its longevity. By implementing simple measures like turning off lights when not in use, investing in a smart home system, and using lighting with a high-quality heat sink, the lifespan of LED bulbs can be extended significantly. To learn more about LED lighting or to discuss your lighting needs, please reach out to us at the following contact information:

  • Phone: +1-424-274-7444
  • Address: 4712 Admiralty Way, #299 Marina Del Rey, CA 90292