OSRAM DULUX S 11W/827
OSRAM DULUX S 11W/827 Fluorescent Lamp Instruction Manual
Model: DULUX S 11W/827
Introduction
This manual provides essential information for the safe and efficient use of your OSRAM DULUX S 11W/827 fluorescent lamp. Please read these instructions carefully before installation and retain them for future reference.
The OSRAM DULUX S 11W/827 is a compact fluorescent lamp designed for general lighting applications. It features a single-ended two-pin G23 base and provides a very warm white light (2700 Kelvin) with 900 lumens brightness, consuming 11 watts of power.
Safety Information
- Electrical Hazard: Always disconnect power to the fixture before installing, removing, or cleaning the lamp to prevent electric shock.
- Lamp Type: Use this lamp only in fixtures designed for G23 base compact fluorescent lamps and compatible with conventional control gear.
- Handling: Handle the lamp by its base, not the glass tube, to avoid damage and ensure proper contact.
- Disposal: Fluorescent lamps contain small amounts of mercury. Dispose of lamps according to local regulations for hazardous waste. Do not dispose of with regular household waste.
- Operating Temperature: Ensure the operating environment is within the recommended temperature range for fluorescent lamps.
- Damage: Do not use if the lamp is cracked, broken, or shows any signs of damage.
Setup and Installation
Follow these steps to safely install your OSRAM DULUX S 11W/827 lamp:
- Power Disconnection: Turn off the power supply to the light fixture at the circuit breaker or fuse box before beginning installation.
- Remove Old Lamp (if applicable): If replacing an existing lamp, allow it to cool completely. Gently grasp the base of the old lamp and pull it straight out from the socket. Do not twist the glass tubes.
- Inspect Fixture: Ensure the fixture's socket is clean and free from debris. Verify that the fixture is designed for a G23 base and 11W fluorescent lamps.
- Insert New Lamp: Align the two pins on the base of the new OSRAM DULUX S 11W/827 lamp with the slots in the G23 socket. Gently push the lamp straight into the socket until it is firmly seated. Do not force the lamp.
- Restore Power: Once the lamp is securely installed, restore power to the fixture.
- Test: Turn on the light switch to confirm the lamp is functioning correctly.

Image: The OSRAM DULUX S 11W/827 fluorescent lamp, showing its G23 two-pin base and compact design.

Image: An example of a ceiling-mounted fluorescent light fixture, demonstrating where such lamps are typically installed.
Operation
The OSRAM DULUX S 11W/827 lamp is designed for simple operation:
- Switching On/Off: Operate the lamp using the standard light switch connected to the fixture.
- Warm-up Time: Fluorescent lamps may require a short warm-up period to reach full brightness and stable color.
- Dimming: This lamp is designed for operation on conventional control gear and is not typically dimmable unless the fixture and control gear are specifically designed for dimmable compact fluorescent lamps. Refer to your fixture's instructions for dimming compatibility.
Maintenance
Minimal maintenance is required for the OSRAM DULUX S 11W/827 lamp:
- Cleaning: Ensure the power is off and the lamp is cool before cleaning. Wipe the glass tubes gently with a soft, dry, lint-free cloth. Do not use liquid cleaners or abrasive materials.
- Replacement: The average life of this lamp is 10,000 hours. When the lamp reaches the end of its life or fails, replace it following the "Setup and Installation" instructions.
Troubleshooting
If the lamp does not operate correctly, consider the following:
- Lamp Does Not Light:
- Check if the power supply to the fixture is on.
- Ensure the lamp is fully and correctly seated in the G23 socket.
- Verify that the circuit breaker or fuse has not tripped.
- If replacing an old lamp, the new lamp might be faulty, or the fixture's ballast/starter might need replacement. Consult a qualified electrician if unsure.
- Flickering:
- Flickering can occur at the end of the lamp's life. Replace the lamp.
- Ensure the lamp is securely seated.
- Check for loose connections in the fixture.
- The fixture's ballast or starter may be failing.
- Dim Light Output:
- The lamp may be nearing the end of its operational life.
- Ensure the lamp and fixture reflector (if any) are clean.
For persistent issues, consult a qualified electrician.
Specifications
| Feature | Value |
|---|---|
| Brand | OSRAM |
| Model Number | DULUX S 11W/827 |
| Light Type | Fluorescent |
| Wattage | 11 watts |
| Bulb Base | G23 (2-pin) |
| Light Color | Very Warm White |
| Color Temperature | 2700 Kelvin |
| Brightness | 900 Lumens |
| Average Life | 10,000 hours |
| Voltage | 240 Volts (compatible with 100 to 240 Volts) |
| Energy Efficiency | G (based on EU energy label) |
| Color Rendering Index (CRI) | 80 |
| Product Dimensions | 9.41 x 0.91 x 1.42 inches (approx.) |
| Item Weight | 1.41 ounces (approx.) |

Image: Retail packaging for the OSRAM DULUX S 11W/827, highlighting 11W and 900lm specifications.

Image: Technical drawing illustrating the dimensions of the OSRAM DULUX S lamp, including length and width measurements.

Image: EU Energy Label for OSRAM AC34266, showing an energy efficiency class of G and consumption of 13 kWh/1000h. More details can be found at eprel.ec.europa.eu/qr/546491.
Warranty and Support
For warranty information and customer support, please refer to the official OSRAM website or contact your retailer. Keep your purchase receipt as proof of purchase.
For further assistance, visit the OSRAM Store on Amazon.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.







