Product Overview

Sylvania 21136 CF13DS/827/ECO Dulux S – 13W | 2-Pin | 2700K Warm White | Single Tube Compact Fluorescent

The Sylvania 21136 (CF13DS/827/ECO) is an energy-efficient 13W single-tube compact fluorescent lamp designed for reliability and long life. Featuring a GX23 2-pin base with an integral starter, this T4 lamp is engineered for use on magnetic preheat ballasts. As part of the Ecologic® family, it meets TCLP standards for non-hazardous waste classification. Delivering 800 lumens of soft 2700K light, it is a perfect high-CRI replacement for standard incandescent lamps in professional and residential fixtures. UPC: 046135211362.

Wattage

13W

Single Tube

Lumens

800

Initial

Base

2-Pin

GX23

Color Temp

2700K

Warm White

Rated Life

10,000

Hours

Quick Specs

Brand: Sylvania Dulux S Ecologic
Order Code: 21136
Abbreviation: CF13DS/827/ECO
Wattage: 13W
Initial Lumens: 800 lm
Color Temperature: 2700K Warm White
Color Rendering Index (CRI): 82
Base Type: GX23 (2-Pin)
Bulb Shape: T4
Dimensions: 7.1" MOL (180mm)
NEMA Generic: CFT13W/GX23/827
Replaces: Sylvania 20331

Product Overview

The Sylvania 21136 Dulux S provides high efficacy and excellent color rendering in a compact form factor. Designed to replace power-hungry incandescent bulbs, this 13W CFL uses roughly 75% less energy while lasting up to ten times longer. Its GX23 base includes an internal starter, simplifying fixture design by eliminating the need for external starting components. Featuring Ecologic® technology, these lamps are manufactured with lead-free glass and reduced mercury, ensuring they are environmentally responsible and easy to manage at the end of their 10,000-hour life.

Applications

Commercial Lighting: Ideal for exit signs, showcase lighting, and task lamps.
Interior Accents: Widely used in wall sconces and recessed ceiling downlights.
Utility Lighting: Common in surface-mounted fixtures and security lighting.

Safety and Installation

⚠️ Ballast Compatibility:

This 2-pin lamp is designed for use on magnetic preheat ballasts. It is not compatible with electronic ballasts or 4-pin sockets. Ensure the fixture is rated for GX23 base lamps before installation.

Temperature: Minimum starting temperature of 14°F (-10°C).
Dimmability: This lamp is non-dimmable.
Disposal: Meets TCLP criteria; check local regulations for recycling at www.lamprecycle.org.