Lumens to Watts Conversion Chart
| Lumens | Incandescent Watts | Halogen Watts | LED Watts |
| 100 | 7 | 6 | 2 |
| 375 | 25 | 20 | 4 |
| 450 | 30 | 25 | 5 |
| 800 | 60 | 45 | 9 |
| LED | Incandescent | |
|---|---|---|
| Light bulb projected lifespan | 25,000 hours | 1,200 hours |
| Watts per bulb (equiv. 60 watts) | 8.5 | 60 |
| Cost per bulb | $5 | $1 |
| KWh of electricity used over 25,000 hours | 212.5 | 1500 |
WHAT LED bulb is equivalent to a 60 watt?
10-watt LEDA 60-watt incandescent light bulb can be replaced with a 10-watt LED.
What is a 20 watt LED equivalent to?
12 WattCFL (compact fluorescent lamp) light bulbs were the first real energy-efficient alternative to incandescent and halogen bulbs, using much less energy and lasting for much longer....LED equivalents to CFL light bulbs.CFL Light Bulb WattageLED Equivalent Wattage20 Watt12 Watt15 Watt9 Watt9 Watt5.5 Watt5 Watt3 WattMar 9, 2018
What is a 10 watt LED bulb equivalent to?
60 Watt EquivalentLed Light Bulbs 10 Watt [60 Watt Equivalent], A19 - E26 Dimmable, 5000K Daylight White, 800 Lumens, Medium Screw Base, Energy Star, UL Listed by Mastery Mart (Pack of 6)
What is a 40 watt LED light equivalent to?
Energetic LED bulbs are very solid replacements for 40 watt incandescent lamps. They are approximately the same size and shape as standard incandescent lamps, so there's no worrying about whether this will fit into a particular lampshade or fixture.
How bright is 15W LED bulb?
LED light bulbs for general use around the home will typically have a wattage between 5W-15W, and will emit between 300-500 lumens.
WHAT LED bulb equals 75 watts?
SYLVANIA LED Light Bulb, 75W Equivalent A19, Efficient 12W, Medium Base, Frosted Finish, 1100 Lumens, Daylight - 1 Pack (79293)
WHAT LED bulb is equal to 100 watts?
Viribright 100 Watt Equivalent (13W), LED Light Bulbs, Warm White 2700K, A19 100w Bulb, A19 Base Light Bulb, 4 Pack.
How bright is a 40 watt LED bulb?
A standard 40W bulb is equal to 400+ lumens, which represents the brightness of a bulb.
WHAT LED bulb equals 75 watts?
SYLVANIA LED Light Bulb, 75W Equivalent A19, Efficient 12W, Medium Base, Frosted Finish, 1100 Lumens, Daylight - 1 Pack (79293)
How bright is 20 watt LED bulb?
If you are used to an incandescent bulb of 100 Watts in your living room, the LED wattage equivalent will be an LED bulb between 15 to 20 Watts. This will give you a brightness of 1100 lumens that you were used to.
What is 20W LED equivalent to in Halogen?
LED MR16 Spotlights 12v 20w Halogen Equivalent with GU5.
WHAT LED bulb equals 200 watts?
29 Watt (200 Watt Equivalent) Omni A23 LED Light Bulb, ENERGY STAR.
How to calculate wattage of LED?
The wattage of an LED is calculated with the following equation: Wattge (W) = Current (A) x Forward Voltage (V f ). So for example, although the Luxeon III LED was called a 3-watt LED, when figuring the wattage, the actual wattage of the white LED was 2.59 (W) (3.7V f Typical x 0.700A) at the 700mA test current, not the 3-watts that it was tabbed as.
How many volts does a Cree Xlamp XP-L have?
The Luxeon I at only 350mA was a whooping 3.42V f or 1.197W, while the Cree Xlamp XP-L at 350mA is only 2.87V f or 1W and at 3000mA (8.5 times higher current) is a meager 3.46V f or 10.38- Watt.
What voltage is the Cree XLamp?
Take for example the Cree XLamp XP-L, this LED can be driven from 350mA to 3000mA with a respective forward voltage range of 2.87V f to 3.46V f.
What is the forward voltage of 1000mA?
At the maximum drive current of 1000mA (1A) the forward voltage is 3.9V f, this is where the 3.9W number came from. And, at the other end, the 0.3W number came from a forward voltage of 3.0V f volts at 100mA (0.1A). So here you can see the wattage depends on the drive current.
Is 350mA equal to 1 watt?
These generalizations have led to many believing that 1-watt, 3-watt and 5-watt LEDs are different LEDs; it has also led to the belief that 350mA is always equal to 1-watt, 700mA is equal to 3-watts and 1000mA is equal to 5-watts. Overtime, these myths combined with the advancement in technology has drastically changed those original numbers.
How do you determine the amount of energy you use in LED lights?
Don’t get it wrong, watts still play an important role in picking LED lights. You can determine the amount of energy you use and conserve by deciding how much watts you use. You just use lumens to determine the brightness.
What does watts mean in light?
Watts only measures the amount of energy a light uses. A lot of people mistake the number of watts equates to a bulb’s light output. However, that doesn’t hold true to today’s standards. People used to believe that a 100-watt bulb has 2 times the brightness of a 50-watt bulb and that was unreliable.
How to know the effectiveness of a light bulb?
If you want to know the effectiveness of a light bulb, you should know how to interpret its lumen to watt ratio. This means the number of lumens it produces for every watt used.
What does 100 watt equivalent mean?
It means that it produces the same amount of light equal to that of a 100 watt incandescent light bulb. You can safely socket a 100 watt equivalent LED light to a 60 watt socket.
What determines the brightness of an LED bulb?
In the past, people use watts to determine the bulb’s brightness. Nowadays, researchers have invented the unit lumen which determines the brightness of your bulb. You normally see both watts and lumen in most LED light packaging.
How many lumens does sunlight produce?
Direct sunlight produces 100k lumens and does not require an energy per hour measurement
Why do people use lumens?
Now, people use lumens to gauge how bright a bulb would shine. Companies also use lumens to manufacture their lighting products.
Why Do LED Lights Use Lumens?
As Watts stopped being enough to accurately classify brightness (and are finally used just for what they are intended – telling us how much power the bulb uses), we needed a new unit of measurement. That’s when Lumens came into play.
What is equivalent wattage?
Equivalent wattages were conceived as a bridge between new and old technologies – they tell you approximately how much light a bulb gives off compared to traditional incandescent bulbs. The values may vary, as it’s not a straightforward correlation. For example, 60W incandescent light bulbs would be equivalent to 6-8W LED bulbs (at least those are the most commonly stated values). So it’s just a rough estimate and not a solid match.
What do the luminosity and lumens of a light bulb tell us?
Lumens directly tell us how much visible light a light bulb produces (they measure the so-called luminosity). In other words – Lumens measure brightness. That’s why all newer light sources – including halogen bulbs, CFL bulbs, and LED lights – use them to determine their light output. They are far more accurate and don’t require complicated calculations to compare different light sources.
Which is better, fluorescent or LED?
Compact Fluorescent Lamp offers a longer lifespan and better efficiency than a traditional bulb. LED bulbs top that, offering about 40% more efficiency and being about twice as long-lasting.
Can LED bulbs be dimmed?
Although there’s no such thing as a perfect bulb (at least not yet), LED bulbs are the best option we have so far. You can dim them, setting their colour temperature to your liking, change their colours or even control them remotely. All of this makes them a worthy investment that will set you for long years, especially now that their prices are far lower than they ever were.
How many lumens does a 60 watt LED bulb give?
For example, a 60-watt incandescent light bulb gives approximately 800 lumens; therefore, to replace a 60-watt incandescent bulb with a LED bulb of the same brightness, one should purchase a LED bulb that also gives 800 lumens. A 60-watt incandescent light bulb can be replaced with a 10-watt LED.
What is the difference between wattage and lumens?
Wattage measures the amount of energy used by light bulbs. Lumens measure brightness. Therefore, when replacing traditional lighting with LEDs, the lumens of the old and new bulbs should be matched, not the wattages.
Can you replace burnt out light bulbs with LEDs?
Back in the day when incandescent lighting was the norm, replacing burnt out light bulbs was a breeze. Basically all a person had to do was take a quick look at the wattage of an old bulb and replace it with a new bulb of the same wattage. Today, with the ever-growing incorporation of energy-efficient LED lighting, the task of replacing incandescent and other traditional light options with LEDs is not as simple as matching up the wattages.
Do LEDs match wattages?
Many people looking to replace traditional lighting with LEDS assume that the wattages of the old and new bulbs should match up because they, like many others, mistakenly associate wattage with light brightness; however, wattage does not represent the brightness of light bulbs.
LED Light Bulb Energy Usage Calculator
This calculator uses the average watt rating (100 Watts) for a LED Light Bulb. You can input your LED Light Bulb’s details to calculate the exact usage and cost of your device.
How Much Electricity Does a LED Light Bulb Use?
The average 60-watt equivalent LED light bulbs uses .01 kWh of electricity per hour it’s on. In comparison the equivalent incandescent bulb .06 kWh of electricity per hour.
How Much Will I Save by Switching to LED Light Bulbs?
If your home is still using the old incandescent or CFL bulbs, switching to LED bulbs will pay for itself over time. Not only are LED bulbs more energy-efficient, but they also last significantly longer than both incandescent and CFL bulbs.
How Much Does It Cost to Run a LED Light Bulb?
The average LED light bulb costs $1.83 per year to operate if it on an average of 5 hours per day. Here’s a further breakdown of costs:
What is wattage in electrical?
Wattage is a measurement of electric power and not of light intensity.
What is the Wattage of a Grow Light?
Simply put, the wattage of a grow light is how many watts it consumes.
What is the efficacy rate of a lamp?
So PPF efficacy rate is the quantity of useful light that a lamp emits for every watt it consumes.
What is the most common efficiency measurement for grow lights?
The most common efficiency measurement for grow lights is PPF efficacy. PPF is the quantity of useful (photosynthetically active) light that a lamp emits per second (You measure PPF using a light meter ). So PPF efficacy rate is the quantity of useful light that a lamp emits for every watt it consumes.
What is the efficiency of a lamp?
The efficiency of a lamp is the amount of light it emits for every watt of power it consumes.
How many watts does a 2000W grow light have?
As you can see, that light is labeled 2000W, but its actual wattage is around 390W. Enjoy growing your plants indoors under lights and don’t forget to share your thoughts below!
How do LED lights work?
First, different types of diodes are used to make LED lights, and some are more efficient than others. Second, some LED grow lights use cooling fans, and that can also contribute to the power consumption of those devices. Finally, the way each LED light is designed can also affect its efficiency.
