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Eurolamp LED Bulb 4.2W 78mm for R7S Socket Natural White 550lm
LED Bulbs

Eurolamp LED Bulb 4.2W 78mm for R7S Socket Natural White 550lm Code: 147-77691

The Eurolamp 147-77691 LED bulb with an R7S base delivers 550 lm of natural white light at 4000 K. Its beam covers a 360° angle, and the bulb uses COB LED technology.

  • Power: 4.2 W
  • Operating voltage:...

The Eurolamp 147-77691 LED bulb with an R7S base delivers 550 lm of natural white light at 4000 K. Its beam covers a 360° angle, and the bulb uses COB LED technology.

  • Power: 4.2 W
  • Operating voltage: 220–240 V
  • Luminous flux: 550 lm
  • Beam angle: 360°
  • Light colour: Natural white
  • Colour temperature: 4000 K
  • Protection rating: IP20
  • Base: R7S
  • Length: 78 mm
  • ...
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Top specs

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  • Temperature

    4000

    Color temperature refers to how warm or cool the color is. The warmth of light is measured in Kelvin.

    The lower the Kelvin value, the more yellow the shades; the higher the value, the more blue the shades.

    Low color temperatures of 2700-3000K provide warm lighting, intermediate temperatures of 4000-5000K provide daylight, and high color temperatures of 5000-6500K provide cool lighting.

  • Color

    Natural White

    The natural white is similar to daylight.

  • Lumen

    550

    Lumens measure the amount of light produced by an LED lamp. The more lumens a lamp has, the brighter it is. 

  • Power

    The power refers to the amount of electrical energy consumed by a bulb when it is operating.

    2. It is measured in watts and determines how bright the light will be.

    3. For example, a three-bulb LED fixture that requires 15 watts can fully illuminate a room of approximately 10 square meters.

  • Application

    The application has to do with the bulb socket that is compatible with the light fixture's receptacle.

    R7S

  • Size

    It concerns the size of the bulb and is important for compatibility/placement in the fixture. Before purchasing, ensure that the size, in addition to the fitting/socket of the bulb, is compatible with your fixture.

Power

  1. 4.2 W

    5,42 €

  2. 8 W

    7,02 €

Colour temperature

  1. Warm White

    5,42 €

  2. Natural White

    5,42 €

5 42 €
Delivery by Wed, 18 Nov
2,50 € to a Skroutz Point
or   3,50 €   shipping cost
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From Lampa-shop 4.8 (27)
4.8 (27 reviews)
Λαγυνά, Θεσσαλονίκης
In-store pickup available
20+ pieces
See Light Bulbs on the page of Lampa-shop

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Reviews (7)

Reviews

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7
1.6
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  1. 1
  2. 4 stars
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  3. 3 stars
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  4. 2 stars
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  5. 6
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  • Light intensity
  • Durability
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Questions (1)
Product report

Description & Specifications

The Eurolamp 147-77691 LED bulb with an R7S base delivers 550 lm of natural white light at 4000 K. Its beam covers a 360° angle, and the bulb uses COB LED technology.

  • Power: 4.2 W
  • Operating voltage: 220–240 V
  • Luminous flux: 550 lm
  • Beam angle: 360°
  • Light colour: Natural white
  • Colour temperature: 4000 K
  • Protection rating: IP20
  • Base: R7S
  • Length: 78 mm
  • Diameter: 16 mm
  • Material: Glass and ceramic base
  • Cover colour: Clear
  • Colour rendering index (CRI): >80
  • Power factor (PF): >0.90
  • Lifespan: 25,000 h
  • Switching cycles: 25,000
  • Start-up time: 0.5 s
  • Operating temperature: -30 °C to +45 °C
  • Energy class: E
  • Dimmable: No
  • Quantity: 1

Manufacturer

Manufacturer Details

Warnings & Safety Information
Product Number
147-77691

Main Specifications

Power
4.2 W

Power

The power refers to the amount of electrical energy consumed by a bulb when it is operating.

2. It is measured in watts and determines how bright the light will be.

3. For example, a three-bulb LED fixture that requires 15 watts can fully illuminate a room of approximately 10 square meters.
Application
R7S

Application

The application has to do with the bulb socket that is compatible with the light fixture's receptacle.

R7S
Voltage
220 V

Voltage

The voltage of the bulb is measured in volts and the majority of bulbs operate at 220 volts.

2. In some cases, bulbs have a transformer with a voltage of 12 volts, 24 volts, or 42 volts.

3. To be sure, we examine what is written on the old bulb that we have removed.

220

Bulb powered by the mains electricity network.
Lumen
550 lm

Lumen: 550


Lumens measure the amount of light produced by an LED lamp. The more lumens a lamp has, the brighter it is. 
Beam Angle
360 °

Beam Angle

The beam angle refers to the surface covered by the lamp with light in the space.

2. The larger the value of the angle, the larger the surface it covers in the space.
Colour Temperature
Natural White

Colour Temperature

Natural White

The natural white is similar to daylight.
Colour Temperature
4000 K

Colour Temperature

4000

Color temperature refers to how warm or cool the color is. The warmth of light is measured in Kelvin.

The lower the Kelvin value, the more yellow the shades; the higher the value, the more blue the shades.

Low color temperatures of 2700-3000K provide warm lighting, intermediate temperatures of 4000-5000K provide daylight, and high color temperatures of 5000-6500K provide cool lighting.
IP Rating
IP20

IP Rating

It is an indicator that shows us the degree of protection of the LED lamp. The indicator (I) refers to protection against dust and the indicator (P) refers to the degree of waterproofness. The higher the numbers for each indicator, the better the protection.

2. Generally, lamps with an IP65 rating and above are waterproof and work well in outdoor conditions. Additionally, if it has not been certified for something, the "X" is used.

IP20
The IP20 index indicates that solid objects larger than 12.5 millimeters cannot penetrate, while there is no protection against water.
Size
78mm

Size

It concerns the size of the bulb and is important for compatibility/placement in the fixture. Before purchasing, ensure that the size, in addition to the fitting/socket of the bulb, is compatible with your fixture.
Pieces
1 pcs
Opal (Milky)
No

Features & Functions

Filament
No

Filament

The indoor lamp has a filament shape for a more retro aesthetic.
Dimmable
No

Dimmable

The lamp has a brightness adjustment, from the lowest illumination to the highest intensity.

2. There are 2 ways to achieve this feature, either with a wall dimmer or with a remote control for the lamp.
Stepped Brightness Adjustment
No

Stepped Brightness Adjustment

Brightness is adjusted in steps, at preset intensity levels (e.g. 100%, 50%, 10%), rather than being continuously and smoothly dimmed or increased.
Photocell
No

Photocell

The lamp features a sensor that activates when the lighting in the room is reduced.

2. It is ideal for spaces that require steady lighting during the night or outdoor applications.
Motion Sensor
No

Motion Sensor

The lamp has a sensor that activates when there is movement in the area.

They are ideal for parking lots, underground passages, garages, warehouses, public spaces, and building facades.

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

Reviews (7)

1.6
7
1.6
Review this product
  1. 1
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 6
Review this product
  • Light intensity
  • Durability
  • Construction quality
  • Value for money

Reviews by our members

5,42 €
2,50 € to a Skroutz Point
or   3,50 €   shipping cost