Ampoule LED Spirale Tube Moyen 4W E27 Ultra Chaude est en rupture de stock et sera expédié dès qu’il sera de retour en stock.
Where It Belongs
Chaque achat redonne la vue
Découvrez la différence que fait l’IRC
IRC standard 80+Lumière terne et délavée
Les rouges perdent leur chaleur. La peau paraît blafarde. Les œuvres d’art perdent leur profondeur. La pièce semble sans vie, quel que soit le nombre d’ampoules utilisées.
Dulora CRI 90+Noticeably better light
Colours come back to life. Reds stay warm, skin tones look natural, and surfaces take on the depth and texture they were always meant to have. A significant step above what most homes and venues settle for.


Caractéristiques du produit
Description
Description
Un filament en spirale parcourt toute la longueur d’un tube en verre ambré de taille moyenne, diffusant 250 lumens de lumière ultra-chaude à 2 000 K via un culot E27, avec un rythme visuel qui lui est propre. L’ampoule LED Spiral Medium Tube dimmable de 4 W remplace une ampoule à incandescence traditionnelle de 25 W grâce à une fidélité des couleurs exceptionnelle et à une douce lueur ambrée qui s’intègre aussi naturellement dans une série de luminaires assortis que dans un luminaire central unique. Garantie de 3 ans.
L’effet ambré
Le filament en spirale suit un tracé net et ininterrompu sur toute la longueur du tube, diffusant une chaude lumière dorée ambrée à travers le verre teinté. L’ambre accentue la température de couleur au-delà de 2 000 K, orientant la lumière vers une chaleur évoquant celle d’une bougie, tandis que la spirale continue du filament crée un motif visuel distinct de celui du filament en ligne unique de la version vintage. Éteinte, la spirale reste clairement visible à travers le verre : une pièce centrale travaillée et volontaire dans tout luminaire ouvert. Elle se règle progressivement avec un variateur à coupure de phase en fin de cycle, en restant uniformément éclairée sur toute la longueur de la spirale, même aux réglages les plus faibles.
Où l’installer
Les ensembles de suspensions à plusieurs ampoules, les bras de lustres et les alignements de luminaires assortis de styles café sont des emplacements idéaux, où la spirale crée un effet visuel cohérent entre plusieurs ampoules identiques. Les ambiances lumineuses de restaurants, les couloirs d’hôtels de charme et les alignements de suspensions de styles bar qui recherchent une uniformité visuelle entre plusieurs luminaires sont des environnements naturellement adaptés au secteur hôtelier. À la maison, les salles à manger et les salons équipés de deux ou trois suspensions assorties au-dessus d’une table ou d’un îlot de cuisine tirent parti du motif en spirale régulier, qu’un filament en ligne unique ne pourrait pas reproduire avec autant de netteté. Le culot E27 convient aux douilles à vis Edison standard utilisées dans la plupart des suspensions et lampes.
Spécifications
Spécifications
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SKUF427-T30S-A-20K
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Type de culot
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Forme de l’ampoule
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Tension d’entrée
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Puissance
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Luminosité
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Température de couleur2000 Kelvin
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IRC
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Intensité variable
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Confort visuel
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Équivalent incandescent
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Finition du verre
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Diamètre de l’ampoule
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Longueur totale
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Durée de vie moyenne
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Angle du faisceau
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Matériau
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Garantie du fabricant
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Certifications
Frequently Asked Questions
Frequently Asked Questions
How bright are Dulora bulbs?
LED brightness is measured in lumens, not watts. Here's a quick conversion guide:
- 2-3W LED ≈ 25W incandescent (200-300 lumens)
- 4-5W LED ≈ 40W incandescent (400-500 lumens)
- 6-8W LED ≈ 60W incandescent (650-800 lumens)
- 7.5-10W LED ≈ 75-100W incandescent (900-1200 lumens)
- 11-12W LED ≈ 100-125W incandescent (1300-1500 lumens)
All Dulora product pages list wattage and lumen output so you can choose the perfect brightness for your needs.
What countries do you ship to?
Dulora bulbs are designed for over 25,000 hours of use. If you use your light for an average of 3 hours per day, your LED bulb could last over 22 years. This exceptional longevity significantly reduces the frequency of replacements compared to traditional incandescent bulbs, which typically last only 1,000-2,000 hours. Note that all LED bulbs' light output gradually decreases over time, a phenomenon known as lumen depreciation.
Are Dulora bulbs dimmable?
Yes, most Dulora bulbs are dimmable, allowing you to create the perfect ambience for any occasion. Look for the "dimmable" specification on the product page. For optimal performance, we recommend using LED-compatible dimmers. Some older dimmer switches may cause flickering or buzzing with LED bulbs. If you experience any issues, please contact our customer support team for assistance.
What is colour temperature, and which should I choose?
Colour temperature refers to the warmth or coolness of light, measured in Kelvins (K):
- Ultra & Extra Warm (2000K-2200K): This calming light creates a relaxing ambiance, similar to the warm glow of candlelight.
- This calming light gives off a warm glow, similar to candlelight. However, because it is such a soft light, it may not be suitable for activities that require focus, such as reading.
- Warm White (2700K-3000K): This colour creates a cozy, inviting atmosphere similar to traditional incandescent bulbs. It is ideal for living rooms, bedrooms, and dining areas.
- Natural White (3500K-4000K): Provides a balanced, neutral light perfect for kitchens, offices, and workspaces.
- Cool White (5000K-6500K): This colour delivers a crisp, energising light similar to daylight. It is best for task lighting, garages, and areas requiring detailed visibility.
Choose based on the mood you want to create and the purpose of the space.
Are Dulora bulbs compatible with my existing fixtures?
Dulora offer bulbs in all standard base types, ensuring compatibility with most fixtures. Common bases include:
- E27/ES: Standard Edison Screw, the most common base type (27mm diameter)
- B22/BC: Bayonet Cap, standard in many regions (22mm diameter)
- E14/SES: Small Edison Screw, used in chandeliers and smaller fixtures (14mm diameter)
- B15/SBC: Small Bayonet Cap, used in smaller fixtures (15mm diameter)
- E12/SES: Mini Edison Screw, used for chandeliers and small fixtures from the US (12mm diameter)
Check your existing bulb's base type and match it with the corresponding Dulora product. If unsure, take a photo of your current bulb base and contact our customer service team for assistance.
Can Dulora bulbs be used in enclosed fixtures?
Some Dulora bulbs can be used in enclosed fixtures, but not all. Look for the "enclosed fixture compatible" specification on the product page. Enclosed fixtures trap heat, which can shorten LED lifespan if the bulb isn't designed for such applications. Our enclosed fixture-compatible bulbs feature enhanced heat dissipation technology to maintain performance and longevity even in enclosed environments. For fixtures without proper ventilation, we recommend choosing bulbs specifically rated for enclosed use.
What is the difference between clear, frost, opal, and porcelain LED bulbs?
- Clear LED bulbs have a transparent glass covering that showcases the filament inside, creating a decorative, vintage appearance. They produce more directional light and create beautiful shadow patterns.
- Frost, opal, and porcelain LED bulbs diffuse light, reducing glare and distributing illumination evenly. These bulbs are ideal for ambient lighting and minimising shadows when fabric or glass shades are used. Frosted bulbs allow good light transmission but with slightly visible LED filaments. Opal and porcelain bulbs provide uniform light diffusion and better LED concealment. Opal bulbs have a shiny finish, while porcelain bulbs have a matte finish.
Choose clear bulbs for decorative fixtures where the bulb is visible and frosted, opal or porcelain bulbs for everyday lighting where comfort and light distribution are priorities.
How much energy do Dulora bulbs save compared to traditional bulbs?
Dulora bulbs use up to 90% less energy than traditional incandescent bulbs while providing the same brightness level. For example, a 6.5W GLS LED bulb produces the same light as a 60W incandescent bulb. This significant energy reduction translates to lower electricity bills and a smaller carbon footprint. Over the bulb's lifetime, you can save hundreds of dollars in energy costs per bulb.
What is your warranty policy?
Dulora bulbs come with a comprehensive warranty against manufacturing defects. Most of our products carry a 2-year warranty, while premium lines may offer extended 3 to 5-year coverage. If your product fails during the warranty period under regular use, we'll replace it free of charge. Simply contact our customer service team with your order number and a description of the issue. Our no-quibble guarantee ensures a hassle-free experience if you encounter any problems.
Still have a question?
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