How do I ensure this 13W CFL bulb fits my Indian light fixture?

Check your fixture's base type; this bulb uses a G24q-1 4-pin base. Indian fixtures commonly use E27 screw or B22 bayonet sockets. If your fixture has an E27 socket, you may need a G24q-1 to E27 adapter. Also, verify the bulb's voltage compatibility with India's 220-240V mains, as US bulbs are often 120V. LEDVANCE CFLs may support universal voltage or require a transformer.

What is the difference between 395nm and 365nm black light bulbs?

This product is a 3000K white light CFL bulb, not a black light. Black light bulbs emit UV-A light, typically at 395nm or 365nm wavelengths, used for glowing effects or inspection. This Sylvania Dulux D/E bulb emits visible white light for general illumination, not UV light.

Are these LEDVANCE bulbs safe for use in India?

Yes, these bulbs are designed for safe operation, but voltage compatibility is key. US-based bulbs are typically 120V, while India uses 220-240V. Ensure your fixture or the bulb itself supports this voltage range to prevent damage. All customs duties and GST are pre-paid and included in the listed price, with delivery via ExpressBox tracked shipping.

How long will these 13W CFL bulbs last in my home?

These bulbs have an average rated life of 20,000 hours, which is significantly longer than standard incandescent or many other CFL bulbs. This means fewer replacements and consistent light output, reducing maintenance hassle and costs over time.

Can I use these bulbs for general home lighting in India?

Yes, these 13W CFL bulbs provide 900 lumens of 3000K warm white light, suitable for general indoor illumination in living rooms, bedrooms, or offices. They are dimmable when paired with a compatible electronic dimming ballast, allowing you to adjust the light level as needed.

What are the benefits of using CFL bulbs over LED bulbs?

CFL bulbs like these offer a good balance of energy efficiency and warm white light at a lower upfront cost compared to some LEDs. They are also dimmable with specific ballasts. While LEDs generally offer longer lifespans and lower energy consumption, CFLs remain a cost-effective choice for many applications, especially when dimming is a requirement.

How do I choose the right light bulb for my Indian fixture?

First, identify the base type of your fixture (e.g., E27 screw, B22 bayonet, G24q-1 pin). Then, check the required wattage and voltage compatibility for your region (India uses 220-240V). Consider the desired light color (Kelvin) and brightness (lumens). This Sylvania bulb uses a G24q-1 base and is 13W, 3000K.

LEDVANCE Sylvania 13W G24q-1 CFL Bulb 3000K White

Name: LEDVANCE Sylvania Dulux D/E CFL Light Bulb 13W G24q-1 Base 3000K White | 20,000 Hour Life
Brand: LEDVANCE
SKU: xux2267
Price: 6491.00 INR
Availability: InStock

About this item

Upgrade your lighting with the LEDVANCE Sylvania Dulux D/E CFL light bulbs. This 10-pack features 13W bulbs with a G24q-1 base, providing 3000K warm white light and 900 lumens. Designed for electronic and dimming ballasts, they offer dimmability and long-lasting performance, rated for 20,000 hours. Imported from authorized US retailers and authorized brand partners, these bulbs ensure consistent quality and energy efficiency for your home or business.

These compact fluorescent bulbs are engineered for efficiency, using approximately one quarter the energy of comparable incandescent bulbs. The double-tube design ensures photometric performance in a smaller footprint, making them suitable for retail showcases, recessed ceilings, or garden walkways. With a mean lumen output holding at 86% throughout their life, you get strong, consistent light. Fewer replacements mean lower maintenance costs and less disruption.

Compared to local alternatives, these bulbs offer a verifiable 20,000-hour lifespan, significantly outlasting standard CFLs and incandescents. All customs duties and GST are included in the listed price, with delivery via ExpressBox tracked shipping. Enjoy controllable, long-lasting light with these TCLP and RoHS compliant bulbs.

Key Features

Lumens: 900
Base Type: G24q-1
Life Hours: 20,000
Wattage: 13 Watt
Color Temperature: 3000K

Why choose this product

Long-Lasting, Efficient Illumination

These LEDVANCE Sylvania Dulux D/E CFL bulbs are engineered for superior longevity and efficiency. With a rated life of 20,000 hours, they significantly reduce the need for frequent replacements, saving you time and maintenance costs. Their 13W power consumption is about a quarter of traditional incandescent bulbs, leading to substantial electricity savings. The 3000K warm white light provides a comfortable ambiance, and the dimmable feature allows for further energy optimization. Imported from authorized US retailers and authorized brand partners, these bulbs offer consistent quality and performance.

Ideal for India's Climate & Fixtures

These bulbs are suitable for use in India, provided your fixture uses a G24q-1 base and supports 220-240V. While many US bulbs are 120V, LEDVANCE CFLs are often compatible with universal voltage or require a simple adapter for Indian sockets. Their compact double-tube design is efficient for various indoor applications like retail spaces or recessed lighting. If you require a specific voltage or base type not listed, consult a local electrician for compatibility. For those needing standard E27 screw bases, alternative options are available.

How to use

Ensure your light fixture has a G24q-1 4-pin socket and is compatible with electronic or dimming ballasts. Verify the fixture's voltage rating supports India's 220-240V mains or that the bulb is universally compatible. — Check Fixture Compatibility
Carefully remove the old bulb. Align the 4 pins of the new Sylvania Dulux D/E CFL bulb with the socket and gently push it in until it clicks securely. Avoid touching the glass with bare hands to prevent oil transfer. — Install the Bulb
Turn on the light switch. If you have a compatible dimming system, test the dimming function to adjust the light output. Enjoy the energy-efficient, warm white illumination for your space. — Test and Dim

Example scenarios

Typical situations where LEDVANCE Sylvania Dulux D/E CFL Light Bulb 13W G24q-1 Base 3000K White | 20 helps — illustrative scenarios, not customer reviews.

Scenario 1

Illustrative example

Where it helps

A small retail shop in Delhi needs consistent, dimmable lighting for product displays.

How this product helps

These 10-pack 13W Sylvania CFL bulbs provide 3000K warm white light and 20,000 hours of life. Dimmable with the right ballast, they allow ambiance control and reduce replacement frequency, saving on electricity and maintenance costs.

Scenario 2

Illustrative example

Where it helps

A homeowner in a humid coastal city needs long-lasting, energy-efficient lighting for recessed ceiling fixtures.

How this product helps

The 20,000-hour lifespan of these bulbs minimizes replacements, ideal for hard-to-reach fixtures. Their energy efficiency helps manage electricity bills, and the warm white light creates a comfortable atmosphere. Ensure your fixture supports the G24q-1 base and the correct voltage.

Technical specifications

Setup & usage

Usage	Indoor use only
Specific Use	Lamp
Control Method	Dimmable (with compatible ballast)
Average Rated Life	20,000 hours
Mean Lumen Maintenance	86% throughout life
Cost per use	10 bulbs at 20,000 hours each: ₹0.032 per hour (based on total pack life)
Shelf life after opening	12 months (typical for CFLs)
Contraindications	Requires electronic or dimming ballast; not compatible with standard incandescent fixtures. Check voltage compatibility for India.
Allergens / common irritants	Contains mercury; handle with care if broken.

How we compare

Feature	LEDVANCE Sylvania Dulux	Others
Lifespan	20,000 hours	Standard CFLs: 8,000-10,000 hours; Incandescent: 1,000 hours
Energy Efficiency	13W (approx. 1/4 of incandescent)	Incandescent: 60W+; Standard CFLs: 15-20W for similar lumens
Light Quality	3000K Warm White, 82 CRI	Varies by brand; some local CFLs may have lower CRI
Dimmability	Yes (with electronic dimming ballast)	Many local CFLs are not dimmable; requires specific models
Cost per hour (estimated)	₹0.032 per hour (for 10 bulbs total life)	Local CFLs: ₹0.10-0.20 per hour (approx.)

SKU	xux2267
GTIN	0046135207211
Brand	LEDVANCE Sylvania
Model Name	Compact Fluorescent Lamp
Model Number	20721
Part Number	20721
Bulb Shape	T4 Tubular
Style	Double Tube
Base Type	G24q-1 (4-Pin)
Voltage	120V (Check compatibility for India)
Wattage	13 Watts
Color Temperature	3000K (Warm White)
Lumens	900
Color Rendering Index (CRI)	82
Material	Glass
Item Weight	0.09 lbs (approx. 41g)
Package Dimensions	7.5 x 5.8 x 9 inches (approx. 19 x 14.7 x 23 cm)
Country of Origin	Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

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LEDVANCE Sylvania Dulux D/E CFL Light Bulb 13W G24q-1 Base 3000K White | 20,000 Hour Life

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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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