LEDs work by using electric energy from the vehicle to produce illumination through light-emitting diodes. They are brighter, consume less energy and unlike the HIDs, will last a good long time. LEDs are the alternative and best way to halogen H7 bulb. The brightness is 2,000 to 5,000LM, and the service life is 30,000 hours. The illumination distance is 200M to 500M. The color temperature is generally 6,000K. LED bulbs use LED luminous sources as automotive lighting sources. The irradiation distance is 100m, with more than 3,000 hours lifespan. The color temperature of the light is generally 4,200K, the power is 35W, and the brightness is about 2,500LM to 3,200LM. Xenon bulbs emit light through high-voltage activated gas. The irradiation distance is 50M, and the service life is 500 hours. The H7 halogen bulb is the light emitted by the tungsten filament heated, the color temperature value is generally 3,200K, the halogen H7 bulb is 55W, and the brightness is about 1,000LM. For most German automotive cars and South Korean automotive cars, it usually takes an adapter to mount the H7 bulb in the housing. H7 bulb is used in different vehicles, they are a little bit different. ![]() You can't switch them with a three prongs bulb. Other kinds of bulbs have three prongs and different shape of collar. It has a two-pronged plug and one collar for one bulb. However, we will get 2 pairs of H7 light bulbs if the low and high forward lights are both use H7. When we remove the bulbs from the housing, we will get 1 pair of H7 bulbs. We have figured that we used H7 light bulb in our vehicle. If we take out the bulbs from the housing, the bulb are identified with a letter or a number to indicate the bulb size (bulb number).Ĭheck this article " how to find the right bulb size for my vehicle" for more step by step guide. It's a little hard work for us to check the factory bulb because we have to take out the bulbs from the housing. Check the owner's manual or factory bulb will be the best way to know the right bulb size of our vehicle just because you will not get the wrong bulb by the misleading message online, however, those don't work if we don't have the owner's manual any longer. Use bulb finder will be the most recommend way. #3 Take out and check the bulb number on factory bulb There are so many different ways to find what light bulb do we have in our car. How do I know what light bulb I have? H7 or not? If the low and high forward lighting are both use H7 bulbs, then we need 2 pairs of them. ![]() H7 bulb is located in the low or high forward light housing on each side - driver side and passenger side, so we will need at least 1 pair of H7 replacement bulbs when we replace the factory bulbs. It popular with low forward lighting on European cars. ![]() It's used on high or low forward lighting applications. Mercedes-Benz GLK-Classs/ GLS-Class/ GL-Class/ GLA-Class/ GLE-Class Mercedes-Benz CLK-Classs/ CLS-Class/ CL-Class/ CLA-Class/ CLE-Class H7 bulb is most common used on German automotive cars Volkswagen, Mercedes-Benz, BMW, and Audi, South Korean automotive cars Kia and Hyundai, some Japanese car Lexus, Subaru, Mazda, and Mitsubishi and American vehicles Chrysler, Ford, Chevrolet, and Lincoln. H7 LED bulbs installation guide (step by step) These are guides that have helped us know everything about H7 bulbs so we can change H7 bulbs in any cars easier.Ĥ. This article will list some tips before we change and install H7 bulb. People have no ideas about how to install the H7 bulb into the housing when they get a new H7 LED bulbs. Most German automotive cars Mercedes-Benz, Volkswagen, BMW, and South Korean automotive cars Hyundai, and Kia are use H7 bulb in the forward lighting.
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