Is this Sylvania 20673 CFL bulb safe for use in India?

Yes, the Sylvania 20673 CFL bulb is designed for 100-120V systems and is compatible with Indian mains voltage. It is imported directly to India, ensuring you receive an authentic product with all customs duties and GST included in the price. The bulb is suitable for indoor use in various fixtures.

Are Sylvania CFL bulbs healthy for indoor use?

Sylvania CFL bulbs are generally considered safe for indoor use when handled properly. They contain a small amount of mercury, so proper disposal is recommended. The 3500K neutral white light is easy on the eyes for task lighting, and the 82 CRI ensures colors appear natural, contributing to a comfortable environment.

How do I choose the right Sylvania CFL bulb for my needs?

Consider the base type (G24q-3 for this model), wattage (26W), color temperature (3500K neutral white), and CRI (82 for accurate color). This Sylvania 20673 bulb is ideal for recessed downlights, showcase lighting, and offices where dimmable, energy-efficient, and long-lasting light is required.

How to use the Sylvania 20673 CFL bulb effectively?

Install the 4-pin G24q-3 base bulb into compatible electronic ballast fixtures. For optimal energy savings and dimming control, pair it with an electronic dimming ballast. Ensure the bulb is used in an indoor environment as intended for task or accent lighting.

What is the best use for a Sylvania 20673 CFL bulb?

The best use for the Sylvania 20673 CFL bulb is in applications requiring consistent, high-quality light with energy efficiency and long life. This includes recessed downlights, showcase lighting, exit signs, offices, boardrooms, and hotel lobbies where accurate color rendering and dimmability are beneficial.

Can I use Sylvania CFL bulbs daily?

Yes, Sylvania CFL bulbs are designed for daily use and long operating hours. With a lifespan of 20,000 hours, they are built to last, making them a reliable choice for consistent daily illumination in commercial and residential indoor settings.

What are the side effects of Sylvania CFL bulbs?

CFL bulbs contain a small amount of mercury, which requires careful handling and proper disposal to avoid environmental contamination. They may also flicker slightly if not paired with a compatible electronic ballast. The light itself is generally considered safe for indoor use.

What are the benefits of Sylvania CFL bulbs?

Benefits include significant energy savings (up to 75% vs. incandescent), a long lifespan (20,000 hours), consistent brightness with 86% lumen maintenance, accurate color rendering (82 CRI), and dimmability when used with compatible electronic ballasts, making them ideal for task and accent lighting.

Sylvania 20673 CFL Bulb 26W 3500K G24q-3 Base | 20,000 Hour Life, Energy Efficient

About this item

Sylvania 20673 26W CFL bulbs provide efficient, long-lasting illumination with a 3500K neutral white tone and 82 CRI for accurate color rendering. Designed for electronic ballast fixtures, these dimmable bulbs offer significant energy savings compared to incandescent alternatives and maintain consistent brightness throughout their 20,000-hour lifespan. Imported to India, these bulbs ensure reliable lighting for various applications.

These double-tube CFLs are ideal for recessed downlights, showcase lighting, and office environments. Their G24q-3 4-pin base makes them a direct upgrade for existing fixtures, providing crisp, high-quality light where color accuracy matters. The 86% mean lumen output ensures sustained performance, reducing maintenance needs.

Compared to traditional incandescent bulbs, these Sylvania CFLs use up to 75% less energy. When paired with an electronic dimming ballast, further savings are achievable. For Indian customers, these bulbs offer a durable and cost-effective lighting solution, imported directly to ensure authenticity and quality.

Key Features

EFFICIENT LIGHT YOU CAN COUNT ON: This 26W 4-pin compact fluorescent bulb is dimmable and designed for electronic ballast fixtures. Plug-in G24q-3 base. A direct upgrade for recessed, task, and showcase lighting.
CRISP, HIGH-QUALITY LIGHT WITH 82 CRI: Rare earth phosphors deliver accurate, natural-looking color in a neutral white 3500K tone. High CRI means colors and surfaces look true - great for retail, task, and accent lighting where light quality matters.
20,000 HOUR LIFE - HALF THE MAINTENANCE: Lasts up to 20 times longer than a standard incandescent bulb and twice as long as many standard CFLs. With 86% mean lumen output maintained, brightness stays consistent well into the lamp's lifespan.
UP TO 75% ENERGY SAVINGS VS. INCANDESCENT: At just 26W, this 4-pin CFL bulb uses about a quarter of the energy of a comparable incandescent. Pair with an electronic dimming ballast to push savings even further when full brightness isn't needed.
DIMMABLE CFL BUILT FOR DEMANDING APPLICATIONS: Ideal for recessed downlights, showcase lighting, exit signs, offices, boardrooms, classrooms and hotel lobbies. A reliable 4-pin light bulb built to provide long-lasting, controllable light.

Why choose this product

Superior Illumination & Longevity

Sylvania's DULUX ECOLOGIC CFLs are engineered for efficiency and endurance. Unlike standard bulbs, these 26W, 3500K units offer a 20,000-hour lifespan and maintain consistent brightness. Their 82 CRI ensures colors appear true, making them perfect for environments where light quality is paramount. Imported directly, these bulbs provide a reliable, long-term lighting solution for Indian businesses and homes seeking quality and performance.

Ideal For Task & Accent Lighting, Not General Room Illumination

These bulbs excel in recessed downlights, showcase lighting, exit signs, offices, and hotel lobbies where focused or controlled light is needed. They are dimmable with electronic ballasts for adjustable brightness. However, they are not suitable for general room illumination where a wider beam angle or higher lumen output might be preferred. For broad ambient lighting, consider dedicated LED fixtures.

How to use

Verify your existing light fixture uses a G24q-3 4-pin base and is designed for electronic ballasts. This bulb is not compatible with standard incandescent sockets or magnetic ballasts. — Ensure Compatibility
Turn off the power to the fixture. Carefully insert the 4-pin base of the Sylvania CFL bulb into the G24q-3 socket until it is securely seated. — Install the Bulb
Restore power to the fixture. The bulb should illuminate. If you have a compatible electronic dimming ballast, test the dimming function to adjust brightness as needed. — Power On and Test

Example scenarios

Typical situations where Sylvania 20673 Double Tube CFL Bulb 26W 3500K Neutral White G24q-3 Base | 20 helps — illustrative scenarios, not customer reviews.

Scenario 1

Illustrative example

Where it helps

An office in Bangalore needs to upgrade its lighting for task areas and meeting rooms, prioritizing energy savings and consistent light quality.

How this product helps

The Sylvania 20673 26W CFL bulbs offer a 20,000-hour lifespan and 75% energy savings over incandescent. Their 3500K neutral white light with 82 CRI ensures accurate color for presentations and tasks, while dimmability allows for adjustable ambiance.

Scenario 2

Illustrative example

Where it helps

A retail store in Delhi requires lighting for product displays that accurately showcases merchandise colors without high energy consumption.

How this product helps

These Sylvania CFLs provide 82 CRI for true color rendering and a 3500K neutral white tone, ideal for retail. Their long life reduces replacement frequency, and the 26W consumption is significantly lower than older incandescent options, contributing to lower electricity bills.

Technical specifications

Setup & usage

Operating Life	20,000 hours
Lumen Maintenance	86% mean lumen output
Energy Savings	Up to 75% vs. incandescent
Cost per use	20,000 hours at ₹3,930 for 10 bulbs — ₹0.20 per hour
Shelf life after opening	Not applicable (durables)
Reapplication math	Not applicable (lighting)
Contraindications	Requires electronic ballast; not for general room illumination; not compatible with standard incandescent sockets.
Allergens / common irritants	Contains mercury (requires proper disposal)

How we compare

Feature	Sylvania 20673 Double	Others
Lifespan	20,000 hours	Varies by brand; typical LED 15,000-25,000 hours, standard CFL 8,000-10,000 hours
Energy Efficiency	26W (75% less than incandescent)	LEDs typically 10-15W for similar output; standard CFLs 20-25W
Color Temperature	3500K (Neutral White)	Commonly available in 3000K (Warm White), 4000K (Cool White), 6500K (Daylight)
Color Rendering Index (CRI)	82	Varies; LEDs often 80-90+, standard CFLs 70-80+
Cost per use (approx.)	20,000 hours at ₹3,930 for 10 bulbs — ₹0.20 per hour	LEDs at ₹200-400/bulb: ~₹0.01-0.02/hour; Standard CFLs at ₹100-200/bulb: ~₹0.01-0.02/hour

SKU	uwv4161
GTIN	0046135206733
Brand	Sylvania (LEDVANCE)
Model Number	20673
Part Number	S6739
Bulb Type	Compact Fluorescent Lamp (CFL)
Style	Double Tube
Base Type	G24q-3 (4-Pin)
Shape	T4
Diameter	1.4 inches (3.56 cm)
Height	6.6 inches (16.76 cm)
Material	Glass
Color Temperature	3500K (Neutral White)
Color Rendering Index (CRI)	82
Light Output	1825 lumens (maximum)
Wattage	26W
Incandescent Equivalent	26W (approx. 100W incandescent)
Voltage	100-120V (compatible with Indian mains)
Dimmable	Yes (with electronic dimming ballast)
Usage	Indoor
Package Quantity	10 bulbs
Item Weight	1.12 lbs (0.51 kg) for the 10-pack

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Sylvania 20673 Double Tube CFL Bulb 26W 3500K Neutral White G24q-3 Base | 20,000 Hour Life, Energy Efficient

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About this item

Key Features

Why choose this product

How to use

Example scenarios

Technical specifications

Setup & usage

How we compare

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