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Light Bulbs & Fluorescent Lights

What type of bulb and socket to choose? We will advise you.

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Socket

The base part of the bulb that connects to the lamp. There are several types of fittings:

E27

 27 mm in diameter, this is one of the most common fittings. It’s used by almost every light source with a voltage of 230 V, i.e. classic incandescent lamps, halogen, energy-saving, and LED bulbs. You can usually find this type in ceiling or wall lighting fixtures or chandeliers.

E14

 Has the same screw as E27, so once again, it’s used in classic incandescent lamps, halogen, energy-saving, and LED bulbs. They differ only in diameter, which in this case is 14 mm. The operating voltage is 230 V. Commonly used in smaller lamps, spot lights, and candelabra and chandeliers consisting of a large number of light bulbs.

GU10

 This slot has no screw. Instead, it has two pins with a diameter of 5 mm that you snap into the lamp and twist slightly. Its operating voltage is 230 V and this type is most commonly encountered in halogen or LED bulbs. It is used in ceiling lights, spot lights, or in bathroom and lavatory fixtures.

G4

 A threadless socket, it features two pins 4 mm apart that you snap into the lamp. Its operating voltage is 12V. Most commonly found in kitchen counter lighting fixtures, low ceilings, or bars.

GU5.3

 Another threadless socket, it features two pins 1 mm in diameter and spaced 5.3 mm apart. The socket is designed for 12V. The light source is usually a halogen or LED bulb. Mainly used in smaller lamps and spot lights.

G9

 A threadless socket similar to GU10. It has two pins that snap into the lamp. This is the smallest size for 230V halogen and LED bulbs. Most commonly used in ceiling fixtures, spot lights, or in bathroom and lavatory fixtures.

R7s

 A linear, tube-shaped socket inserted into a fork with a pitch of 78-189 mm. Its operating voltage is 230 V. Used in halogen spotlights, LED lamps, floor lamps, or architectural lighting fixtures.

Technology

Incandescent light bulbs

  • The cheapest light source when it comes to purchase cost. The massive heat loss, however, makes them very inefficient. Over 90% of the consumed energy is converted into heat and only the remaining 10% into light. Their service life is also low – 1,000 hours on average.

Halogen bulbs

  • About 30% more efficient than incandescent bulbs. Illuminate at the full power right after you switch them on, can be dimmed, and their purchase cost is lower than that of LED bulbs. Their operating costs are considerably higher, so they are mainly used in places where you need strong light for a short time. Their service life is 2,000 to 3,000 hours.

Energy-effcient light bulbs

  • Roughly 75% more efficient than incandescent bulbs. After switching, it takes a while before they reach their maximum brightness, so they aren’t suitable for places where lights are often turned on and off. Lose their original luminance after a few years. Their service life ranges between 6,000 and 20,000 hours.

LED bulbs

  • The latest and most efficient technology. Their service life is remarkable - usually between 20,000 and 50,000 hours. Achieve high brightness with minimum energy consumption. A 9W LED bulb is equivalent to a 60W halogen lamp.
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945 Results
4.4
Nedis LED bulb, E27, G45, 4,9 W, 470 lm, 2700 K, 3 pieces
LED Bulb - lamp cap E27, power input 4,9 W, 230 V, luminous flux 470 lm, lifespan 15000 h, energy label F, 3 in package
124,-
Buy
In stock > 10 pcs at the supplier's
Order Code: Nedis24031
5.0
OSRAM gold LED bulb E27 4.9W VINTAGE CLASSIC A, warm white
LED Bulb - lamp cap E27, power input 4,9 W, luminous flux 470 lm, warm light (2200 K), lifespan 15000 h, energy label F, 1 piece in package
99,-
Buy
In stock > 10 pcs at the supplier's
Order Code: osra25032
3.0
OSRAM large LED bulb E27 17 W STAR CLASSIC GLOBE, warm white
LED Bulb - lamp cap E27, power input 17 W, luminous flux 2452 lm, warm light (2700 K), lifespan 15000 h, energy label D, 1 piece in package
279,-
Buy
In stock 4 pcs at the supplier's
Order Code: osra25040
5.0
Rabalux LED bulb 3D Smart Flame T60 3W E27 230V
LED Bulb - lamp cap E27, power input 3 W, 230 V, luminous flux 110 lm, warm light (1800 K), diameter of 6 cm, lifespan 25000 h, energy label G, 1 piece in package
239,-
Buy
In stock > 10 pcs at the supplier's
Order Code: RBLUX056
4.7
LED Filament bulb clear A60 6W/230V/E27/2700K/820Lm/360°
LED Bulb - lamp cap E27, power input 6 W, luminous flux 820 lm, warm light, diameter of 6 cm, lifespan 30000 h, energy label D, 1 piece in package
70,-
Buy
In stock > 20 pcs at the supplier's
Order Code: zar0005
5.0
LuDream Amber 7 W LED, without blue component (E27)
LED Bulb - lamp cap E27, 240 V, luminous flux 560 lm (1600 K), diameter of 6 cm, lifespan 25000 h, energy label G, 1 piece in package
350,-
Buy
In stock > 10 pcs at the supplier's
Order Code: LUMsve018
5.0
EMOS Vintage G125 / E27 / 4.5 W (40 W) / 420 lm / warm white
LED Bulb - lamp cap E27, power input 4,5 W, 230 V, luminous flux 420 lm (2200 K), diameter of 12,5 cm, lifespan 25000 h, energy label F, 1 piece in package
from  206,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS24162
5.0
Nedis LED bulb, E27, ST64, 4,9 W, 470 lm, 2100 K, retro
LED Bulb - lamp cap E27, power input 4,9 W, 230 V, luminous flux 470 lm, lifespan 15000 h, energy label F, 1 piece in package
120,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Nedis24021
5.0
LuDream Red 7 W, without blue component (E27)
LED Bulb - lamp cap E27, 240 V, luminous flux 350 lm (1100 K), diameter of 6 cm, lifespan 25000 h, energy label G, 1 piece in package
Buy with code ALZADNY20 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 20 % s kódem ALZADNY20. Klikněte a kód se uplatní automaticky. 280,-
350,-
Buy
In stock > 10 pcs at the supplier's
Order Code: LUMsve017
5.0
Diolamp mirror bulb G95 8W/230V/E27/2700K/900lm/180° golden canopy
LED Bulb - lamp cap E27, power input 8 W, 230 V, luminous flux 900 lm, warm light (2700 K), diameter of 9,5 cm, lifespan 20000 h, energy label E, 1 piece in package
269,-
Buy
In stock > 5 pcs at the supplier's
Order Code: HOMEaaa0703
4.9
SMD LED Spotlight PAR11 2.5W/GU10/230V/6000K/280Lm/38°
LED Bulb - lamp cap GU10, power input 2,5 W, 230 V, luminous flux 280 lm, diameter of 3,5 cm, lifespan 30000 h, energy label G, 1 piece in package
119,-
Buy
In stock > 20 pcs at the supplier's
Order Code: MPledzar12
5.0
OSRAM gold LED bulb E14 4.9W VINTAGE CLASSIC P, warm white
LED Bulb - lamp cap E14, power input 4,9 W, luminous flux 470 lm, warm light (2200 K), diameter of 4,5 cm, lifespan 15000 h, energy label F, 1 piece in package
89,-
Buy
In stock > 10 pcs at the supplier's
Order Code: osra25033
5.0
Diolamp Vintage G95 8W/230V/E27
LED Bulb - lamp cap E27, power input 8 W, 230 V, luminous flux 400 lm (1800 K), diameter of 9,5 cm, lifespan 30000 h, energy label G, 1 piece in package
179,-
Buy
In stock > 10 pcs at the supplier's
Order Code: HOMEaaa0320
4.0
EMOS Classic R63, E27, 7 W (60 W), 806 lm, neutral white
LED Bulb - lamp cap E27, power input 7 W, 230 V, luminous flux 806 lm, neutral light (4000 K), diameter of 6,3 cm, lifespan 30000 h, energy label E, 1 piece in package
from  89,-
Buy
In stock > 20 pcs at the supplier's
Order Code: EMOS24086
5.0
SMD LED Spotlight PAR16 7W/GU10/230V/6000K/620Lm/38°
LED Bulb - lamp cap GU10, power input 7 W, 230 V, luminous flux 520 lm, cool light (6000 K), diameter of 5 cm, lifespan 30000 h, 1 piece in package
79,-
Buy
In stock > 20 pcs at the supplier's
Order Code: PEVzar124
4.3
Avide LED bulb G9 4,2W daylight
LED Bulb - lamp cap G9, power input 4 W, 230 V, luminous flux 450 lm, neutral light (4000 K), diameter of 1,6 cm, lifespan 25000 h, energy label F, 1 piece in package
71,-
Buy
In stock > 10 pcs at the supplier's
Order Code: AVIzar050
5.0
OSRAM Retro LED dimmable bulb E27 4 W VINTAGE, warm white
LED Bulb - lamp cap E27, power input 4 W, luminous flux 300 lm, warm light (2000 K), lifespan 15000 h, energy label G, 1 piece in package
169,-
Buy
In stock > 10 pcs at the supplier's
Order Code: osra25053
4.9 59×
EMOS Filament Mini Globe / E14 / 1,8 W (25 W) / 250 lm / neutral white
LED Bulb - lamp cap E14, power input 1,8 W, 230 V, luminous flux 250 lm, neutral light (4000 K), diameter of 4,5 cm, lifespan 25000 h, energy label D, 1 piece in package
65,-
Buy
In stock > 20 pcs at the supplier's
Order Code: EMOS24153
4.4
SMD LED Capsule frosted 2W/G4/12V AC-DC/6000K/170Lm/360°
LED Bulb - lamp cap G4, power input 2 W, 12 V, luminous flux 170 lm, cool light (6000 K), diameter of 1,4 cm, lifespan 30000 h, energy label F, 1 piece in package
69,-
Buy
In stock > 5 pcs at the supplier's
Order Code: DLPzark15
5.0
SMD LED Capsule matt 3W/G9/230V/6000K/230Lm/300°
LED Bulb - lamp cap G9, power input 3 W, 230 V, luminous flux 230 lm, cool light (6000 K), diameter of 1,6 cm, lifespan 30000 h, energy label G, 1 piece in package
79,-
Buy
In stock > 20 pcs at the supplier's
Order Code: DLPzark24
4.8
VELAMP OPAL FILAMENT bulb 18W, E27, 6500K
LED Bulb - smart, lamp cap E27 - lamp cap E27, power input 18 W, 230 V, filament, luminous flux 2500 lm, cool light (6500 K), diameter of 12,5 cm, lifespan 20000 h, energy label D, 1 piece in package
363,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Velamp22_54
5.0
Nedis LED bulb, E14, candle, 2,8 W, 250 lm, 2700 K, 3 pieces
LED Bulb - lamp cap E14, power input 2,8 W, 230 V, luminous flux 250 lm, lifespan 15000 h, energy label F, 3 in package
99,-
Buy
In stock 4 pcs at the supplier's
Order Code: Nedis24046
4.4
Nedis LED bulb, E27, A60, 12 W, 1521 lm, 2700 K, retro
LED Bulb - lamp cap E27, power input 12 W, 230 V, luminous flux 1521 lm, lifespan 15000 h, energy label E, 1 piece in package
112,-
Buy
In stock > 20 pcs at the supplier's
Order Code: Nedis24027
5.0
VELAMP OPAL FILAMENT bulb 12W, E27, 4000K
LED Bulb - lamp cap E27, power input 12 W, 230 V, filament, luminous flux 1520 lm, neutral light (4000 K), diameter of 6 cm, lifespan 20000 h, energy label E, 1 piece in package
171,-
Buy
In stock 4 pcs at the supplier's
Order Code: Velamp22_29

Light Bulbs & Fluorescent Lights

Light Bulbs & Fluorescent Lights

In the category Light Bulbs & Fluorescent Lights on Alza.cz, we currently have a total of 1043 products, which you can easily buy online and get quickly delivered. See all of your purchases and make orders on our easy-to-use app.
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