Table of Contents
What is the meaning of 240v 20W?
When the bulb is operated at 240 V, the bulb converts 20 watts of electrical power (P = voltage x current) to 20 watts of light and heat. If it’s an incandescent bulb, about 95\% of the power goes to heat (19 watts in this case) and 5\% goes to light (1 watt in this case).
What is a 20W bulb equivalent to?
LED light bulbs take energy efficiency to another level, using around 40\% less energy than CFL equivalents….LED equivalents to CFL light bulbs.
| CFL Light Bulb Wattage | LED Equivalent Wattage |
|---|---|
| 20 Watt | 12 Watt |
| 15 Watt | 9 Watt |
| 9 Watt | 5.5 Watt |
| 5 Watt | 3 Watt |
What is a 20W LED light equivalent to?
20W LED Bulbs | 20W Equivalent Light Bulbs | Screwfix.com Buy 20W LED Bulbs at Screwfix.com. Equivalent to a traditional 20W bulb. Energy efficient. Range of types and cap fittings.
What does the voltage on a light bulb mean?
The volts listed refer to the force of electricity that is going into the bulb from a battery or electrical outlet. Some bulbs are more suited to one force of electricity or another. Common voltages are 120V, 130V, or very low-voltage bulbs like 12V. A 100-watt bulb will give you more light than a 60-watt bulb.
What does 240V 60W mean?
240V refers to the voltage the bulb is rated at. It is expecting 240V AC to power it. 60W refers to the power the bulb will draw when powered with it’s rated voltage.
How many watts is a LED light bulb?
Cost Comparison Between LEDs, CFLs, and Incandescent Light Bulbs
| LED | Incandescent | |
|---|---|---|
| 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 |
| Cost of electricity (@ 0.10 per KWh) | $21.25 | $150 |
What is a 11W energy bulb equivalent?
Buyers of the main type of energy-saving bulb, compact fluorescent lamps (CFLs), are told on the packaging that they shine as brightly as an old-fashioned bulb. For example, an 11W CFL is labelled as being the equivalent of a 60W incandescent bulb.
What is 11W bulb equivalent to?
60 Watt
11 Watt (60 Watt equivalent) Philips Genie Energy Saver Light Bulb Bayonet Fitting.
What is light bulb wattage?
The Wattage of the light is the amount of energy it takes to produce a certain amount of light. The higher the wattage, the brighter the light, but also the more power it uses. 100 Watt incandescent lamp produces 1700 – 1800 lumens and uses 100 Watts of energy per hour.
How do I know what wattage light bulb to use?
2. Determine much light you need
- If you used to buy 100 watt bulbs, look for a bulb with 1600 lumens.
- If you used to buy 75 watt bulbs, look for a bulb with 1100 lumens.
- If you used to buy 60 watt bulbs, look for a bulb with 800 lumens.
- If you used to buy 40 watt bulbs, look for a bulb with 450 lumens.
How do you read a light bulb wattage?
Lumens and Watts More lumens equal brighter light; fewer lumens equal dimmer light. Standard 100-watt bulbs produce about 1600 lumens. Watts: The amount of energy a light bulb uses. The lower the light bulb wattage, the lower the electric bill.