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what is a linear bulb

by Dr. Merl Boyle Sr. Published 3 years ago Updated 2 years ago
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What are they? The linear fluorescent light bulb
fluorescent light bulb
A fluorescent lamp converts electrical energy into useful light much more efficiently than an incandescent lamp. The typical luminous efficacy of fluorescent lighting systems is 50–100 lumens per watt, several times the efficacy of incandescent bulbs with comparable light output.
https://en.wikipedia.org › wiki › Fluorescent_lamp
or lamp is a type of gas-discharge lamp
gas-discharge lamp
Typically, such lamps use a noble gas (argon, neon, krypton, and xenon) or a mixture of these gases. Some include additional substances, like mercury, sodium, and metal halides, which are vaporized during startup to become part of the gas mixture.
https://en.wikipedia.org › wiki › Gas-discharge_lamp
. Linear fluorescent bulbs come in a wide variety of lengths, diameters, wattages, and color temperatures. They are known for high energy efficiency, long life, and relatively low cost.

Full Answer

How to install LED Linear lights?

Pendant Installation for LED high bays

  1. Disconnect power supply When installing the linear LED high bay light, the most important thing to pay attention to is safety, so it must be installed when the ...
  2. Mount the U-shaped brackets Here, the two U-shaped brackets must first be affixed to the ceiling or the suspended crossbar. ...
  3. Affix the light fixture

Are LED light bulbs a bad investment?

Yes, led lighting is a worthy investment, as it consumes less electricity, is brighter and work longer. Premier US-Based Commercial and Industrial LED Lighting Manufacturer: Area Lights, Canopy Lights, Flood Lights, Wall Packs, and High Bays Light Fixtures.

What are the four types of light bulbs?

  • Halogen Light Bulbs
  • Full Spectrum Light Bulbs
  • Incandescent Bulbs
  • Daylight Bulbs
  • Tungsten Light
  • CFL Bulbs
  • Type B Bulb
  • Type S LED
  • LED Light Bulbs for Home
  • Colored Light Bulbs

More items...

What are linear lights?

What is Linear Lighting? Lighting that is linear in form is known as linear lighting (opposed to square or round). For a more focused beam of light, these lamps use long optics. A long length of light is often used for these fixtures, either hanging from the ceiling, surface mounted on the wall, or recessed into the wall or ceiling itself.

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What is a linear LED bulb?

Type B Linear LED Tubes (Ballast Bypass) Type B lamps are also known as line voltage lamps. These tubes have an internal driver built into the lamp and are intended to be directly wired to the power source bypassing the ballast. The benefits of Type B LED tubes are the cost savings and maintenance savings.

Is a light bulb linear?

Linear halogen bulbs are generally used in floodlights and up-lighters, and are distinctive for their long, narrow shape and double-ended cap.

What are the 3 types of light bulbs?

There are three basic kinds of light bulbs on the market: incandescent, halogen, and CFL (compact fluorescent light).

How do you measure a linear light bulb?

0:002:03How To Measure Fluorescent Tubes - YouTubeYouTubeStart of suggested clipEnd of suggested clipFluorescent tubes come in variety of size diameters t45 t a t9 t10.MoreFluorescent tubes come in variety of size diameters t45 t a t9 t10.

What is a linear light?

Linear lighting typically refers to linear shaped LED luminaires that distribute light over a more narrow area than other round shaped or square lights. They are long and are easily available as suspended lights, surface-mounted luminaires, or recessed lights in the market.

What is a linear halogen bulb?

The R7 halogen lamp is a long shaped bulb that is normally used in floor lamps, wall fittings and garden flood lights. There are two sizes available in 78mm being the smallest, and 118mm the largest. Wattages range from 100w to 500w and the average lifetime of an R7 is around 3000 hours.

What are the 4 types of bulbs?

There are four different types of light bulbs available for residential use: incandescent, halogen, fluorescent, and LED. These varieties have different characteristics including the quality of light emitted, the amount of energy used, and more.

What are 5 common types of light bulbs?

The 6 Main Types of Light Bulbs and How to Use Them in Your HomeIncandescent. ... Standard Fluorescent. ... Compact Fluorescent (CFL) ... Halogen. ... Light-Emitting Diode (LED) ... Smart Bulbs. ... A Group (Traditional) ... G Group (Globe)More items...•

How do I know what type of lightbulb I have?

Bulbs shapes have an alphanumeric code. The letter tells you the general shape of the bulb and number tells you the width or diameter of the largest part of the bulb in eighths of an inch. For example, the common and well-known standard light bulb for a table lamp is also referred to as an “A19”.

Can I replace a T12 bulb with a T8?

The easiest and lowest price option to replace a T12 is a T8 linear fluorescent. They have become the go-to option for pre-existing T12s. If you still have magnetic ballasts, switching to a T8 will require a ballast swap. Another option is to move forward with an LED retrofit.

What is the difference between T8 and T12 light bulbs?

The main difference between T8 and T12 tubes is the tube's diameter. T12 tubes are 1.5" in diameter while T8s are just one inch. All other things—socket sizes, lengths, distance between pins—are the same. T8 LED tubes won't fall out if you try to install them in a T12 fixture—they'll fit just fine.

How do I know if my ballast is T8 or T12?

0:082:11UNDERSTANDING fluorescent lights t5 t8 t12 electronic magnetic ballastYouTubeStart of suggested clipEnd of suggested clipLike a generation 3 if you compare them side-by-side the t5 is smaller. Here's a t8 and the t12 isMoreLike a generation 3 if you compare them side-by-side the t5 is smaller. Here's a t8 and the t12 is the older version of the t8. You can take a t8. And put it into a t12 fixture the t12 is the oldest.

What is a Type A light bulb look like?

0:212:12Type A Light Bulb - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd size. But it uses LEDs which are just little semiconductors. It's a lot cooler. It uses way lessMoreAnd size. But it uses LEDs which are just little semiconductors. It's a lot cooler. It uses way less energy like eighty percent less energy and lasts like ten times as long so it is more expensive.

What is the application of linear fluorescent lamp?

Fluorescents lights can be used in many applications Industrial, commercial, and residential. Fluorescents provide a shadow free lighting in all applications. Fluorescent bulbs can provide high light output to light large areas and are well suited for detailed task lighting in Industrial applications.

What size is a standard light bulb?

Medium or Standard: E26 (26 mm in diameter) is the size of the majority of light bulbs used in the United States.

What is the long light bulb called?

Linear fluorescent tubesLinear fluorescent tubes. Linear fluorescent tubes are the most common type of fluorescent lamps.

What is the first section of a lamp?

The first section in the part number tells us the shape and wattage of the lamp. It’s important to note we’re talking in generalizations, but there can be manufacturer nuances in this section.

What does Philips use to note low mercury?

In our example, the last part of the number is ALTO. That's what Philips uses to note low mercury.

What is the wattage of fluorescent tubes?

Wattage is the power required to operate the linear fluorescent tubes. In this case, the wattage tells us two things. The amount of electricity the tube is consuming and the length of the tube. The diameter simply tells us how thick the tube is, but we need the wattage to tell us how long it is.

What does T8 mean in fluorescent?

Now we're explaining what T8 means. Linear fluorescent lamps typically include a “T” in the shape abbreviation with a number following it. This “T” stands for tube and the number that follows is the diameter of the tube. That number is divided into 8 to translate into inches. So a T8 has a one inch diameter.

What does 900 series mean?

A 900 series means the CRI is 90 or higher. This is a great option for commercial offices and retail stores. If you pull a linear fluorescent from your ceiling and it doesn't match any of these, it might be a 700 series.

Is linear fluorescent hard to read?

Just like languages, some light part numbers can be extremely hard to translate and understand. It doesn’t help that each manufacturer speaks a different dialect. Linear fluorescent light bulbs fit into that group of complicated products to read. But generally, there is a structure that linear fluorescent light bulbs follow.

Why are linear fluorescent lamps so popular?

Linear fluorescent lamps have been a staple in the lighting industry for their efficiency, long life, and relatively low up-front cost. We sell as many of them as just about anything else.

What is the negative of linear LEDs?

Another negative for linear LEDs is the seemingly endless sea of manufacturers and options to choose from. If you are set on LED, but you’re overwhelmed by the choices, we have some resources for you.

How long do fluorescent lights last?

Linear fluorescents last, on average, about 20,000 hours. In the realm of lighting, this is still considered a long-life product, even though most LEDs will outlast most linear fluorescents. This is also a good place to note that some linear fluorescents – with the right ballast combination – can last up to 90,000 hours, which is pretty impressive.

How much energy does LED lighting save?

Energy savings is perhaps the top benefit of LED lighting. A switch from linear fluorescent to linear LED could save you between 45 and 65 percent in energy costs. This is typically enough to get to a reasonable return on investment in most areas.

Which is easier to select: linear or fluorescent?

Linear fluorescents are much easier to select than linear LEDs. In general, you select a reputable manufacturer, color temperature, and wattage, and you’re off to the races.

What are the environmental concerns of fluorescent lights?

Environmental impact. Mercury – the environmentally toxic metal that’s found in every fluorescent tube – is one of the most common concerns about fluorescent lighting. Levels of mercury have decreased in most fluorescent tubes, but the technology simply doesn’t work without some amount of mercury.

How long does an LED light last?

An average linear LED will last for around 50,000 hours, meaning it loses about 30 percent of its light output after more than 10 years. There are some value-line LED lamps that carry shorter life ratings, but you’ll likely still see an improvement over the average linear fluorescent, which lasts around 20,000 hours.

What is a type A lamp?

Type A lamps are a fluorescent ballast compatible lamp with exceptions. These exceptions are expansive, in fact almost every manufacturer suggests consulting their list of compatibilities before installing LED T8 tubes. We have found that there are even scenarios where the LED lamp product is not compatible with ballasts from the same manufacturer.

What is the benefit of a type A lamp?

Additional benefits of Type A lamps are that they come in different wattages and beam angles, and lumen output for this type can be controlled by the existing ballast : Low Power (LP), Normal Power (NP), and High Power (HP).

Why are type A lamps good?

Does your facility, such as a gymnasium, commercial or industrial building, have high ceilings? Type A lamps are a good solution in many applications because of the increased ability to control the light via ballast factor.This is currently the only LED T8 lamp system that is capable of matching a T8 system operating on a high ballast factor.

What is the downfall of type B LED?

Another common downfall of Type B LED lamps is the “flicker” factor. This is an issue that used to be prevalent with T12 and was basically eliminated by T8 solutions. It has now come back with the Type B tubes, but it is not prevalent in Type A or Type C solutions. There are a couple of manufacturers that have come out with a flicker-free type B ...

What type of LED is used in T8?

Type C’s are really the only “true LED system” among the T8 lamp options.

Can you change ballasts after installing LED lights?

Most often, these lamps are installed as a simple “relamp” project, but it is important to consider the age of your ballasts when choosing this type. If you intend to change ballasts the week after you install these LED lamps, that may undermine the goals and objectives of your project.

Is linear LED the only option?

While linear LED lamps are popular now, that does not mean that it is the only option, or always the best option when upgrading to LED. You should consult a lighting professional to ensure that you are aware of all of the pros and cons for all options available to ensure you are meeting all of your project goals.

Why are Type A lamps good?

Type A lamps are a good solution in many applications because of the increased ability to control the light via ballast factor.This is currently the only LED T8 lamp system that is capable of matching a T8 system operating on a high ballast factor.

What are the different types of LED tubes?

4 Types Of LED Tubes: Type A, Type B, Type C And Type A+B. You may have heard of some people refer to LED Tubes as Type A, Type B or Type C tubes. What does that mean? And, if you’re considering upgrading your fluorescent tubes to LED tubes, or are simply thinking of replacing other LED tubes, you’ll first need to understand installation ...

What is UL type C?

The UL Type C offers excellent system efficacy, best system compatibility, and greatest overall performance. It can be integrated with robust dimming and control functionality, helping to offset moderate labor and installation costs with heightened efficiency well into the future.

Can fluorescent tubes be used without ballast?

This is a tube that can (may) work with the existing fluorescent ballast or can operate without the ballast. This is an excellent choice for those installations that want to use the fast installation method using the ballasts but have a backup plan if the ballast is not compatible. Some of the more clever designs allow the tube to be both SEP or DEP.

What is retrofit lighting?

Retrofits where future proofing and life-time cost and efficiencies are paramount. Applications with immediate and/or future need for controls. Retrofits using professional electricians with the ability to execute proper re-lamps in the future, ensuring only specified Type B lamps are used.

Can you bypass a ballast?

It’s possible to bypass the ballast and use Type A as a retrofit, But, you may need to do the rewiring on the existing fixture because it’s wired with ballast already. If you bypass the ballast, the wiring should be modified.

Is LED lighting more controllable than LFL?

As a more controllable technology than LFL, LED lighting can be successfully integrated into facilities energy-efficiency planning. And with new LED tube options, the installation work can be done without as much hassle. GE’s Refit Solutions can provide efficient LED lighting anywhere fluorescent tubes currently exist.

What are Standard Fluorescent Bulb Sizes?

When you search for fluorescent lamps, you’ll find a few types on offer more than others. Here are the most common light bulbs you can find.

How long do fluorescent lights last?

You’ll find that these bulbs have a long life span, ranging from 10,000 to 20,000 hours.

How Do I Know if My Ballast is T8 or T12?

Fluorescent lamps or fluorescent tubes are often T8 and T12. Magnetic ballasts were first used with T12 lamps, yet can be used with electronic ballasts, lighter than traditional ballasts, and produce less noticeable light flicker. Electronic ballasts designed specifically for T8 lamps are used in all of them. The choice between T8 and T12 lamps is based on your intended purpose or application. (Find the Best Battery Operated Lights)

Why are fluorescent tubes used?

Because of the high levels of light generated, these fluorescent tubes are used for a wide range of home and commercial applications.

How big is a T8 bulb?

On the most basic level, the T12 and the T8 bulbs have different diameter tubes where the T12 is 1.5 inches in diameter, and the T8 is 1 inch in diameter.

What is a T5 fluorescent tube?

T5 fluorescent tubes are used to light retail stores, schools, office buildings, workspaces, and more because of their illuminating characteristics. They are cost-effective thanks to low energy consumption and the 30,000 hours lifespan.

When were T12 bulbs first introduced?

T12 bulbs are the earliest incarnation and were released before halogen lights made an appearance. The T12 light bulbs were introduced in the 40s and a considerable improvement. It was some 40 years later, in the mid-80s, when T8 lamp technology took off and soon set the trend as the new standard of energy efficiency, and prompting people to switch to these new types of lighting.

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