# What’S The Difference Between 25w Or 40w?

## What does 40w equivalent mean?

A 40W incandescent light bulb has a luminous efficiency of 1.9%.

That means only 1.9%, or 0.76W, of the energy consumed by the bulb ends up as visible light.

So a 6W LED bulb will produce between 0.9 and 0.48W of visible light..

## Can I use 40w instead of 60w?

Yes, nowadays you can replace a 60 watt light bulb with a 40 or even 35 watts LED or CFL and even will get more light than before. go ahead for LED bulbs of 30 watts.

## Does higher watt mean brighter?

But wattage tells you only how much energy a bulb uses — not how bright it is. … Lumens measure brightness. A standard 60-watt incandescent bulb, for example, produces about 800 lumens of light. By comparison, a CFL bulb produces that same 800 lumens using less than 15 watts.

## Can I put a 60 watt bulb in a 40 watt ceiling fan?

The rating is mostly based on the amount of heat the individual socket can handle. So a 60 watt bulb generates half again as much heat as a 40 watt bulb. If you left the shades off so the heat can dissipate into the room more it might be ok. I have changed all of mine to 40 watt equivalent led bulbs.

## What is the equivalent of a 40 watt bulb in LED?

Compare wattageTraditional bulb1Halogen2LED40 watts25 watts5 watts60 watts40 watts7 watts75 watts45 watts9 watts100 watts60 watts12 watts1 more row

## What happens if you use higher watt bulb?

Using a light bulb with too high of wattage can lead to overheating of the light bulb. This heat can melt the light socket as well as the insulation of the wires. Once that happens, you put yourself at risk of arc faults, and this is something that could even lead to property fires.

## Can I use 40w instead of 25w?

With a 40 watt incandescent, then 36 watts would be dissipated in the same surface cylinder (about 12 inches by 6 inches or 72 sq inches of space. … So NO, do not replace the lamp with a 40W bulb…. this is too much.

## What is a 60 watt bulb now?

For example: To replace a 60-watt incandescent light bulb, choose an LED or CFL bulb that gives you 800 lumens. The wattage will be between 13 and 15 watts. Just make sure that the base of the light bulb is the same shape and size, and it will fit into your light ficture perfectly.

## What is a 100 watt bulb in LED?

Great Eagle 100W Equivalent LED Light Bulb 1500 Lumens A19 5000K Daylight Non-Dimmable… SYLVANIA General Lighting 74766 SYLVANIA 60W Equivalent, LED Light Bulb, A19 Lamp, Efficient……Technical Details.BrandViribrightWattage100 wattsIncandescent equivalent100 WattsColor Temperature6500 Kelvin21 more rows

## Is 28w same as 40w?

Energy saving, 28w G9 bulb that is equivalent to a regular 40w G9 bulb. … Most 40w G9 bulbs will produce approximately 12 lumens (the measure of light) per watt of power used (480 lumens), but these energy saving 28w versions will produce about 13.2 lumens per watt (370 lumens).

## What is the brightest light in the world?

A laser has produced the most dazzling light ever made on Earth – one billion times brighter than the surface of the sun. Scientists at the University of Nebraska-Lincoln in the US fired an ultra high-intensity laser known as “Diocles” at electrons suspended in helium.

## What happens if I put a 100 watt bulb in a 60 watt lamp?

Putting a 100-watt bulb in a 60-watt fixture could cause intense heat, melting the light socket and the insulation on the fixture’s wires. Any time you have that kind of damage on wires, you’re at a big risk for arc faults, where an electrical current falls off its intended path— a leading cause of home fires.

## Can I put 100w LED in 60w?

LED bulbs that deliver 800 lm are considered to have equal light output to standard 60W bulbs. … If your fixture is rated to accept 60 Watts, you can safely use 75W, 100W, or even 125W equal bulbs (which all draw less than 50 Watts of power) instead.

## What happens if I put a 60 watt bulb in a 40 watt lamp?

The heat created should not be enough to heat up the socket. I would say yes, it is OK to replace the 40w bulb with a 60w bulb using only 11w. … If there is no heat you should be fine. Again, as a general rule, go with what the sockets say they are rated for to ensure safety and not cause any electrical fires.

## What is 60 watts in LED?

For example, if you need to replace a 60-watt incandescent bulb with an LED bulb, then divide 60 watts by 4 to get 15 watts – that will be a good estimate.

## Does higher watts mean brighter LED?

The higher the wattage, the brighter the light, but also the more power it uses. The efficiency of this system was introduced using incandescent lamps. … 40 Watt incandescent lamp produces only 380-460 lumens and uses 40 Watts of energy per hour.

## What is a 9 watt LED equivalent to?

Tenergy LED Light Bulb, 9 watts Equivalent A19 E26 Medium Standard Base, 5000K Daylight White Energy Saving Light Bulbs for Office/Home (Pack of 16)

## Which is better 40w or 60w?

for series connection current is same. And resistance of 40w is higher than 60w means power dissipation is higher in 40w. Hence 40w bulb will glow brighter. For parallel connection voltage is same then power dissipation is higher in 60w means 60w bulb will glow brighter.