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What size light bar do I need?


Choosing the right size light bar for your vehicle can significantly enhance your visibility and safety during nighttime driving or off-road adventures. With various sizes and styles available, it’s essential to consider several factors to ensure you select the perfect light bar for your needs.


Factors to Consider When Choosing a Light Bar


When determining the appropriate size for your light bar, consider the following factors:



  • Vehicle Size: The size of your vehicle plays a crucial role in selecting a light bar. Larger vehicles like trucks and SUVs can accommodate longer light bars, while smaller cars may require more compact options.

  • Mounting Location: Where you plan to mount the light bar affects its size. Roof-mounted bars can be longer, while bumper-mounted options may need to be shorter to fit properly.

  • Purpose: Consider how you intend to use the light bar. For off-roading, a wider and longer bar may provide better illumination, while for general driving, a smaller bar may suffice.

  • Light Output: The brightness of the light bar is measured in lumens. Ensure that the size you choose provides adequate light output for your specific needs.

  • Legal Regulations: Check local laws regarding light bar sizes and brightness to ensure compliance.


Common Light Bar Sizes


Light bars come in various sizes, typically ranging from 10 inches to 50 inches or more. Here’s a quick overview of common sizes and their typical applications:



  • 10-20 inches: Ideal for compact cars or as auxiliary lighting on larger vehicles.

  • 20-30 inches: Suitable for mid-sized vehicles and provides a good balance of visibility without being overly large.

  • 30-50 inches: Best for trucks and SUVs, offering extensive coverage for off-road use or heavy-duty applications.

  • Over 50 inches: Typically used for specialized vehicles or heavy-duty applications, providing maximum illumination.


Conclusion


Choosing the right size light bar involves understanding your vehicle's specifications, your intended use, and local regulations. By considering these factors, you can select a light bar that not only enhances your visibility but also complements your vehicle's design. If you have any questions or need assistance in selecting the perfect light bar, feel free to reach out to us at Kevin's Autos!


Frequently Asked Questions

How do I choose a light bar?


Factors to consider when buying an LED light bar
When choosing a new LED light bar, consider the size of the vehicle, the role of the vehicle and the power output. Mini light bars are more flexible and they travel wherever you do, while full-size light bars are ideal for vehicles that are in constant or frequent use.



What size ceiling light fixture do I need?


For a singular light fixture in a room: Add the length and width of the room in feet, and the resulting number can be the diameter of your fixture in inches. For instance, a room that's 10 feet wide by 12 feet long could accommodate a light fixture with a diameter of around 22 inches.



How fast will a light bar drain a battery?


You can calculate exactly how fast your LED light bar will drain your battery by following this method: Say you had a full 66Ah battery, you would calculate the drainage time like this: 66Ah/22A=3h.



How far will 10 000 lumens shine?


10,000 lumens maximum output; 500 meters maximum beam distance.



Do light bars make a difference?


They can help you stand out from the crowd and signal your presence and intentions. Some light bars, like the Aurora Evolve can even have different colors and modes that you can switch between, such as flashing, strobing, or fading. Light bars are also versatile and customizable.



How long will a 12V battery run a light bar?


So for your case, solve for amps (power of your light bar / voltage): 72 watts / 12 volts = 6 amps. This battery claims 11000 mAh, which is 11 Ah (Amp * hours). So you can estimate 11 Ah / 6 Amps (from the first equation) and get 1.83 hours.



Where is the best place to put a light bar?


Front Bumper Light Bar Mounts: The Go-To Spot
The front bumper stands out as a favored mounting point for its ease and effectiveness. It offers direct, forward illumination, enhancing road visibility with minimal modifications required.



What is a good amount of lumens for a light bar?


The brightness of an LED light bar is typically measured in lumens, which is a unit of measurement for the total amount of visible light emitted by the LED. The higher the lumens, the brighter the light. For most off-roading situations, a light bar with 10,000 to 15,000 lumens should provide plenty of illumination.



How many LEDs can a 12V battery power?


It depends on the current capability of the battery and not on the voltage. A 330 ohm resistor and 3 LEDs in series will work just fine at 12VDC. You can hook up any number of that combination to a 12V supply as long as the total current draw doesn't exceed what the power supply can deliver.



How many lumens do I need for daylight?


You'll need a capable and affordable projector that you can easily carry and set up nearly anywhere that has at least 50% parity with a bright day. 3,000 lumens can be a good starting point for locations with plenty of shade, but 4,000 or 5,000 lumens is the better option.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.