---
product_id: 18972395
title: "Sylvania 20721 Compact Fluorescent 4 Pin Double Tube 3000K, 13-watt"
brand: "sylvania"
price: "€ 10.63"
currency: EUR
in_stock: true
reviews_count: 9
url: https://www.desertcart.sk/products/18972395-sylvania-20721-compact-fluorescent-4-pin-double-tube-3000k-13
store_origin: SK
region: Slovakia
---

# 12000 Hours 13 Watts 900 Lumens Sylvania 20721 Compact Fluorescent 4 Pin Double Tube 3000K, 13-watt

**Brand:** sylvania
**Price:** € 10.63
**Availability:** ✅ In Stock

## Summary

> 💡 Brighten Your Life, Sustainably!

## Quick Answers

- **What is this?** Sylvania 20721 Compact Fluorescent 4 Pin Double Tube 3000K, 13-watt by sylvania
- **How much does it cost?** € 10.63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/18972395-sylvania-20721-compact-fluorescent-4-pin-double-tube-3000k-13)

## Best For

- sylvania enthusiasts

## Why This Product

- Trusted sylvania brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Control Ready:** Easily manage your lighting with app control or push-button convenience for a modern touch.
- • **Illuminate Your Space:** Experience 900 lumens of vibrant brightness that transforms any room into a welcoming haven.
- • **Eco-Friendly Efficiency:** Consume only 13 watts while delivering the equivalent of a 65-watt incandescent bulb—save energy and money!
- • **Long-Lasting Performance:** Enjoy up to 12,000 hours of reliable light, reducing the hassle of frequent replacements.
- • **Versatile Daylight White:** With a 3000K color temperature, this bulb provides a natural daylight ambiance perfect for any indoor setting.

## Overview

The Sylvania 20721 Compact Fluorescent 4 Pin Double Tube offers an energy-efficient lighting solution with 900 lumens of brightness at just 13 watts. With a long lifespan of 12,000 hours and a color temperature of 3000K, this bulb is perfect for creating a warm, inviting atmosphere in any indoor space.

## Description

Sylvania 20721 DULUX 13W double compact fluorescent lamp with 4-pin base, integral EOL, 3000K color temperature, 82 CRI, for use with electronic and dimming ballasts, ECOLOGIC.

## Features

- 13 Watts of energy
- 900 Lumens of brightness
- 3000 Kelvin color temperature
- 12000 Hours

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Weight | 4.54 g |
| Package Quantity | 1 |
| Unit Count | 1.0 Count |
| Specification Met | CFL industry standards |
| Material Type | Glass |
| Theme | CFL |
| Item Shape | T4 |
| Power Source | AC |
| Color Rendering Index | 82 |
| Beam angle | 360 Degrees |
| Power Consumption | 13 Watts |
| Light Source Operating Life | 1.2E+4 Hours |
| White Brightness | 900 Lumens |
| Is Electric | Yes |
| Light Source Type | Compact Fluorescent Light (CFL) |
| Light Source Wattage | 13 Watts |
| Accepted Voltage Frequency | 100 to 120 Volts and 60 Hertz |
| Control Method | App |
| Light Color | Daylight White |
| Voltage | 120 Volts |
| Color Temperature | 3000 Kelvin |
| Brightness | 900 |
| Indoor Outdoor Usage | Indoor |
| Controller Type | Push Button |
| Light Type | CFL |
| Special Features | Daylight White, Long Lifespan, Energy Efficient |
| Wattage | 13 watts |
| Bulb Shape Size | T4 |
| Incandescent Equivalent Wattage | 65 Watts |
| Specific Uses For Product | Lamp |

## Product Details

- **Brand:** SYLVANIA
- **Light Type:** CFL
- **Special Feature:** Daylight White, Long Lifespan, Energy Efficient
- **Wattage:** 13 watts
- **Bulb Shape Size:** T4

## Images

![Sylvania 20721 Compact Fluorescent 4 Pin Double Tube 3000K, 13-watt - Image 1](https://m.media-amazon.com/images/I/51fbVo3FU5L.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Bulb was worth the purchase.
  

*by M***L on Reviewed in the United States on July 21, 2015*

The light from these bulbs is really perfect for the kitchen. The bulbs were a good price and had no issues with them.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Works
  

*by M***I on Reviewed in the United States on March 1, 2020*

Works as advertised no problem

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Good product
  

*by W***T on Reviewed in the United States on July 19, 2020*

Good price

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**Shop now:** [https://www.desertcart.sk/products/18972395-sylvania-20721-compact-fluorescent-4-pin-double-tube-3000k-13](https://www.desertcart.sk/products/18972395-sylvania-20721-compact-fluorescent-4-pin-double-tube-3000k-13)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-09*