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SYLVANIA Halogen Lamp Double Life Light Bulb, A19, 40W Equivalent, Efficient 28W, Dimmable, 340 Lumens, 2700K, Soft White – 4 Pack (50047)

## What is 28W halogen equivalent to in LED?

Compare with similar items

This item G9 LED Bulb 5W Equivalent to 28W 33W 40W Halogen Bulbs, G9 Led Bulb Warm White 2700K, Led G9 Bulbs, G9 Socket Led Lamp, No Flicker, Non Dimmable, 420LM, AC 220-240V,5 Pack | |
---|---|

Brightness | 420 lumen |

Cap Type | G9 |

Colour Temperature | 2700 kelvin |

Item Shape | Bulb |

## What is a 28W bulb equivalent to?

GLS 28W BC/ B22

28 watts rated halogen bulb equivalent to a 40 watt traditional filament incandescent bulb.

## How many lumens is a 30 watt halogen bulb?

Compare lumens to watts

Type of bulb | 200-300 lumens | 700-1000 lumens |
---|---|---|

Incandescent | 25-30 watts | 75 watts |

Halogen | 18-25 watts | 65 watts |

CFL | 5-6 watts | 15 watts |

LED | 2-4 watts | 8-10 watts |

## What is 25w LED equivalent to?

Compare wattage

Traditional bulb^{1} |
Halogen^{2} |
LED |
---|---|---|

25 watts | 15 watts | 2 watts |

40 watts | 25 watts | 5 watts |

60 watts | 40 watts | 7 watts |

75 watts | 45 watts | 9 watts |

## How many lumens is 25 watts?

Energy Star Bulbs

Watts (energy usage) | Lumens (light output) |
---|---|

25 | 200 |

35 | 325 |

40 | 450 |

60 | 800 |

## How bright is a 28w LED bulb?

Lumen & Wattage Comparison

Lumens (Brightness) | LED Watts (Viribright) | CFL Watts |
---|---|---|

650 – 850 | 7 – 10W | 13 – 18W |

1000 – 1400 | 12 – 13W | 18 – 22W |

1450-1700+ | 14 – 20W | 23 – 30W |

2700+ | 25 – 28W | 30 – 55W |

## How bright is a G9 28w bulb?

Rated at only 28w each, these G9 bulbs will produce nearly the same amount of light as as a normal 40w lamp. 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 lumens do I need?

As a handy rule of thumb, a sitting room or bedroom will generally require around 10-20 lumens per square foot, while a bathroom or kitchen will need a stronger level of lighting, at around 70-80 lumens per square foot. To work out the lumens you need, simply multiply the square footage of the room by this figure.

## Is 1500 lumens bright enough?

The reference point: a standard 100-watt incandescent light bulb produces about 1,500 – 1,700 lumens. Not a measure of brightness; instead, it’s a measure of how much electricity (or energy) a light bulb consumes to reach its claimed brightness.

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Key Terms.

Room | Foot Candles Needed |
---|---|

Schools | 30-100 |

## Can you convert watts to lumens?

You can calculate lumens from watts and luminous efficacy. Watt and lumen units represent different quantities, so you can’t convert watts to lumens.

## What is a 2W LED bulb equivalent to?

2W G4 LED Light Bulbs, LOHAS LED 2W Warm White 3000K LED Bulbs, Equivalent to 20W Halogen Bulbs, 12V AC/DC, 200LM, Non Dimmable, No Flickering, 360°Beam Angle, Energy Saving Bulbs, 10 Pack.

## How many watts is 1350 lumens?

What wattage light bulb do I need?

Lumens | Incandescent bulb (12-18 lm/W) | LED bulb (80-100 lm/W) |
---|---|---|

300-450 lm | 25 W | 4 W |

480-720 lm | 40 W | 7 W |

720-1080 lm | 60 W | 10 W |

900-1350 lm | 75 W | 13 W |

## How bright is 270 lumens?

Lumens to Watts Comparison Table

Lumens | Light bulb | Halogen lamp |
---|---|---|

230 – 270 lm | 25 watts | 19 watts |

430 – 450 lm | 40 watts | 35 watts |

730 – 800 lm | 60 watts | 50 watts |

970 – 1100 lm | 75 watts | 64 watts |

## What is a 3W LED bulb equivalent to?

For example, a 3W LED is equivalent in output to a 45 W incandescent. Choose between warm and cool light: new LED bulbs are available in ‘cool’ white light, which is ideal for task lighting, and ‘warm’ light commonly used for accent or small area lighting.