1. Introduction
This manual provides essential information for the safe and efficient use of your LEDVANCE Sylvania DULUX 13W Compact Fluorescent Lamp. This energy-saving lamp is designed to provide even light distribution and similar light output to traditional incandescent bulbs, while offering significant energy savings and an extended lifespan. Please read these instructions carefully before installation and operation.
2. Safety Information
Always observe the following safety precautions to prevent injury or damage:
- Power Disconnection: Always ensure the power supply to the fixture is turned off before installing, removing, or cleaning the lamp.
- Proper Handling: Handle the lamp by its base, not the glass tubes, to avoid breakage and potential injury.
- Compatibility: Use this lamp only in fixtures designed for GX23 2-Pin bases and compatible with 13W compact fluorescent lamps.
- Indoor Use: This lamp is generally intended for indoor use unless specified otherwise by the fixture manufacturer.
- Disposal: Although this DULUX ECOLOGIC lamp meets Federal Toxicity Characteristic Leaching Procedure (TCLP) criteria for classification as non-hazardous waste in most states and is RoHS compliant, proper disposal according to local regulations is recommended. Do not dispose of with general household waste.
- Avoid Contact: Do not touch the lamp with wet hands.
3. Product Overview
3.1 Features
- High efficacy: Uses less energy than a comparable incandescent lamp.
- Reduced greenhouse gas and mercury emissions from power generation compared to incandescent lamps.
- Long lifetime: Up to 10,000 hours rated life.
- Lead-free glass construction.
- Two-pin lamp with integral starter for easy installation.
- Soft White 2700K color temperature for a warm, inviting light.
3.2 Components
The LEDVANCE Sylvania DULUX 13W Compact Fluorescent Lamp consists of two fluorescent tubes connected to a GX23 2-pin base, which includes an integral starter.

Image 1: LEDVANCE Sylvania DULUX 13W Compact Fluorescent Lamp. This image shows the two fluorescent tubes extending from the white GX23 2-pin base, which has two metal pins for electrical connection.
4. Setup and Installation
- Turn Off Power: Before attempting any installation, ensure the power supply to the light fixture is completely turned off at the circuit breaker or wall switch.
- Remove Old Lamp (if applicable): If replacing an existing lamp, carefully remove it from the fixture. Allow it to cool if it was recently in use.
- Insert New Lamp: Align the two pins of the new LEDVANCE Sylvania DULUX lamp with the corresponding slots in the GX23 base of your fixture. Gently push the lamp into the socket until it is firmly seated. Do not force the lamp, as this may damage the pins or the fixture.
- Secure Lamp: Ensure the lamp is securely in place and makes proper electrical contact.
- Restore Power: Once the lamp is securely installed, restore power to the fixture.
Note: This lamp is designed for fixtures with a GX23 2-Pin base. Ensure your fixture is compatible before installation.
5. Operating Instructions
To operate the lamp, simply turn on the power switch connected to the fixture. The lamp will illuminate. Compact fluorescent lamps may take a few moments to reach full brightness, especially in colder environments.
6. Maintenance
6.1 Cleaning
To clean the lamp, first ensure the power is off and the lamp has cooled. Gently wipe the glass tubes with a soft, dry, lint-free cloth. Do not use liquid cleaners or abrasive materials, as these can damage the lamp's surface or internal components.
6.2 Disposal
While this DULUX ECOLOGIC lamp is designed to meet Federal Toxicity Characteristic Leaching Procedure (TCLP) criteria for non-hazardous waste and is RoHS compliant, it is still recommended to dispose of it responsibly. Check with your local waste management authority for proper recycling or disposal options for fluorescent lamps in your area.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Lamp does not light up. | No power to the fixture. Lamp not properly seated. Lamp is faulty or has reached end of life. | Check circuit breaker and wall switch. Turn off power, re-seat the lamp firmly. Replace the lamp with a new, compatible one. |
| Lamp flickers. | Loose connection. Lamp nearing end of life. Incompatible dimmer switch (CFLs are generally not dimmable unless specified). | Turn off power, re-seat the lamp. Replace the lamp. Ensure the fixture is not connected to a dimmer switch, or use a CFL-compatible dimmer if applicable. |
8. Specifications
| Attribute | Value |
|---|---|
| Model Number | 20491 |
| Brand | LEDVANCE (Sylvania) |
| Light Type | Compact Fluorescent Lamp (CFL) |
| Wattage | 13 Watts |
| Voltage | 120 Volts |
| Bulb Base | GX23 2-Pin |
| Color Temperature | 2700 Kelvin (Soft White) |
| Brightness | 820 Lumens |
| Average Rated Life | Up to 10,000 hours |
| Bulb Shape Size | T4 |
| Material | Glass |
| Product Dimensions | Approximately 3 x 1 x 2 inches |
| Item Weight | 1.6 ounces |
| Compliance | RoHS Compliant, Meets Federal TCLP criteria |
9. Warranty and Support
9.1 Warranty Information
This LEDVANCE Sylvania DULUX lamp comes with a 30-day warranty. Please retain your proof of purchase for any warranty claims. The warranty covers defects in materials and workmanship under normal use.
9.2 Customer Support
For further assistance, technical support, or warranty inquiries, please contact LEDVANCE customer service. Refer to the product packaging or the official LEDVANCE website for the most current contact information.
You can visit the official LEDVANCE store for more product information: LEDVANCE Store on Amazon.





