A bulb or a lamp in a projector gives it life. But just like other sources of light, there’s also a chance for its eventual wear out. If you have got an idea about the bulb’s life, you can purchase another spare bulb for future use. Questions about the life of the bulb and how long that bulb will last in your projector will be popping inside your head.
After extensive research, it has been estimated that the lifespan of a projector bulb can last up to 2,000 hours. While some of the newer models can even last longer than this. You can also find it out by reading the product description labeled as “Lamp Life”.
Though every projector has a limited expectancy but you can extend its lifespan by doing a few things. There are also some of the recommendations mentioned below that can provide guidance about when you should replace your projector’s bulb.
How Long Do Projector Bulbs Last
A number of factors are responsible for deciding how long your projector will last. Also, there’s much difference in the light-producing component of the bulb that varies from brand to brand. Many other factors also participate in influencing the bulb’s lifespan.
Some models of projectors are equipped with LCD or LED lamps but some have a specialized bulb to work. But whatever the type of projector you have it will require bulb replacement at a certain time.
Manufacturers of LED projector Delta admit that their projectors have a life expectancy of 20,000 hours. While Epson claims that the bulb life of a projector from PowerLite is approximately 5,000 hours.
How Does Bulb Type Affect Lifespan?
The lifespan of a lamp is mainly afflicted by the type of bulb. That’s why it is very important to know these things before purchasing a projector.
The light-producing component has different names that vary among manufacturers and brands. But there are three main categories in which the projector bulbs have been classified. These categories are mentioned below:
- Metal Halide Lamp
Also known as high-pressure mercury lamps, metal halide has high vapors pressure of mercury that lights up in presence of electric current. They are preferably famous due to their low price and high brightness.
The typical lifespan of these lamps is 1500 to 3,000 that can last up to 3 or 4 months after 24/7 days per week usage.
In the case of average usage, the life expectancy can reach up to 2 years if a projector operates for 4 to 5 hours a day.
- LED Lamp
Most of the modern projectors have LED lamps installed into them to deliver a high-quality picture with maximum brightness. It is a matter of fact that LED bulbs have longer operating life.
There’s an estimation that an LED bulb can last up to 60,000 hours that can run for 7 years even after 24/7 usage. This is the extended bulb life that makes LED projectors highly famous among other projectors.
- Laser Lamp (Bulb)
A laser lamp has an operating life of about 20,000 hours that can be expected to run for almost 2 to 3 years after 24/7 usage. There is no doubt in their excellent brightness and contrast. They are popular for their better performance for a given period.
Check out our list of the best ultra short throw projectors
Factors That Affect The Bulb Life Of The Projector
It is very important to find out the factors that can increase or decrease the lifespan of a projector. Though you can’t stop the decreasing light output understanding those factors can help you get the most out of your projector and it can also help to improve the lifespan of the projector bulbs.
Usage & Storage:
While transporting the projector, make sure that it is encased in its padded carrying bag. Avoid exposing it to high temperatures including the sun. It would be better to remove the projector bulb during transport as it will enhance the lifespan of the bulb. However, transporting a projector in a padded material will keep it safe from any damage.
Whenever you’re using a projector, do not place it near the edge of the table and also avoid chords tripping as it can cause the product to fall.
After every usage, give your unit some time to cool it down before placing it inside the case. If your projector is mounted on the ceiling then it’d be safe from any kind of potential damage.
There are different modes included in each projector by their manufacturers. Some devices have a so-called name such as “Economy Mode” and the brightness will decrease after activating this mode.
While some have other modes for enhanced brightness but by using economy mode you can extend the operating hours of your projector with the help of increased projector bulb life.
Ventilation & Maintenance:
It is a common fact that the bulb heats up faster when in use. To save it from getting overheated, it is recommended to keep it in a well-ventilated environment. Also cleaning them is necessary to avoid dirt clogging up the major parts of the unit.
Checkout our guide about how to clean a projector lamp
How To Know The Right Time To Change The Projector Bulb?
Metal halide or high-pressure mercury projectors bulb will start dimming gradually by losing its power of brightness and the pressure starts building up inside the bulb. But many other ways indicate now is the right time to change the projector bulb.
If any of these things happen, it’d be good to replace the bulb as soon as possible because relying on a faulty or dying bulb will also damage your projector.
Indictor’s Light Shows Declined Bulb Life:
Most of the projectors available in the market have an indicator life. Those indicators will help you to know how much life of your projector bulb has been left or decreased.
If there is an indication of decreased bulb life present, it doesn’t mean you should go for prompt replacement of bulb with a new one but it’d be better to have a backup plan. As with this, you will be able to change the bulb exactly on time when needed.
Flickering Projector’s Images:
Another most prevalent sign of planning to replace the projector bulb is a flickering image. This sign can cause damaging impacts, increase temperature and also lead to burning out risks.
So, I’d highly suggest getting a new projector bulb as soon as possible to prevent it from burning out while watching your favorite TV show, movie, or during a meaningful presentation.
Unusual Sounds Produced By The Projector:
If you turned on the projector and you heard a popping sound then it is a clear indication of a burnt bulb. The next thing that can happen is the screen of your projector will become completely dark.
It can also be a sign of a failed component of your device because projector bulbs along with the device’s components use high-pressure technology that can lead to failure over time.
Shifting In Colors:
A new projector always delivers clear and sharp colors. If someday you turn on the projector and notice a change in colors it means, your projector’s bulb is no longer bright enough to emit the right colors on its color wheel or liquid crystal panel.
A dim or dull image is also a sign of a dying bulb and it will be compulsory to replace it as soon as possible. The best way to judge it is by placing the projector inside a darker room by setting its brightness to the maximum.
If the image is still sim and dull even inside the darkroom, then it is a clear sign of faulted or dying bulb and you can no longer rely on it in the future.
Check out our guide about ANSI Lumens Vs Lumens
How Long Do Projector Bulbs Last- Tips To Improve Bulb Life
The bulb of a projector is an expensive part and sometimes it can cost as much as a brand-new projector. The most care and attention should be given to the bulb of a projector to ensure that it will operate over the complete rated life period.
Avoid Overusing & Overheating:
Though many manufacturers claim that their projectors can be operated 24/7 but it is not a good idea to use them 24/7 and it is not recommended at all. It would be good to use them 5 to 10 hours per day.
Continuous usage of a projector can increase its temperature of it which can damage the internal components and also the bulb.
One of the major factors influencing the projector’s bulb life is overheating.
Storing & Transporting:
If you store your projector in a too cold or too hot environment then it will also affect the bulb life badly.
It is not recommended to move the projector when it is hot after an operation or if it is just turned on or off at the moment because this will increase the chance of damaging the bulb.
It is mandatory to clean the projector regularly just like any other electronic device present in your home such as a laptop.
It is also better to operate projectors in a dust-free environment because it will reduce your cleaning efforts as well as there will be no clogging in fan or air filters to reduce heating problems.
Operating a projector on economy mode also helps in improving and extending the lifespan of the projector bulb. It is helpful as it will reduce the brightness, prevent overheating and also reduce noises.
This mode can be turned on by the settings menu. Activating the economy mode will help in extending the lifespan in many folds.
Recommended Guide: How Much Power Does A Projector Use?
“Things last longer when you take care of them.”
Unlike a TV that doesn’t require the replacement of parts, a projector has a bulb that needs to be replaced over time when its life is about to end. Deciding how long do projector bulbs last completely depends on their usage.
They may be expected to last for 7 or more years or even less than this. But most of the projector bulbs last in between 1500 to 2000 hours but this thing can differ from brand to brand as we’ve discussed it before.