Introduction
This manual provides essential information for the safe and effective use of your OSRAM DULUX D/E 26W/827 G24Q-3 Compact Fluorescent Light Bulb. Please read these instructions carefully before installation and retain them for future reference.
Safety Information
- Always turn off the power supply at the main switch before installing, removing, or cleaning the bulb.
- Ensure the bulb is cool before handling.
- Do not use this bulb in fixtures not designed for its specific base type (G24Q-3) or wattage (26W).
- Avoid touching the glass part of the bulb directly with bare hands, as oils can reduce bulb life. Use a clean cloth or gloves.
- Dispose of used fluorescent bulbs according to local regulations, as they contain small amounts of mercury.
- This bulb is designed for indoor use only.
Product Overview

Figure 1: The OSRAM DULUX D/E 26W/827 is a 26-watt compact fluorescent lamp featuring a 4-pin G24Q-3 base. It emits a warm white light at 2,700K and has a double tube design, suitable for various indoor lighting applications.

Figure 2: Technical drawing illustrating the dimensions of the OSRAM DULUX D/E 26W/827 bulb. Key measurements include a maximum width of 27mm and specific base dimensions, ensuring compatibility with appropriate fixtures.
Setup and Installation
- Power Off: Before beginning installation, ensure the power to the light fixture is completely turned off at the circuit breaker or wall switch.
- Verify Compatibility: Confirm that your light fixture is designed for a G24Q-3 4-pin base and supports a 26-watt compact fluorescent lamp.
- Insert Bulb: Carefully align the 4 pins of the bulb base with the corresponding slots in the fixture's socket. Gently push the bulb into the socket until it is firmly seated. Do not force the bulb, as this may damage the pins or the socket.
- Secure Installation: Ensure the bulb is securely in place and does not wobble.
- Restore Power: Once the bulb is installed, restore power to the fixture.
Note: If replacing an existing bulb, allow the old bulb to cool down before removal.
Operating Instructions
Once properly installed and power is supplied to the fixture, the OSRAM DULUX D/E 26W/827 bulb will illuminate when the light switch is activated. This bulb is designed for instant-start or programmed-start electronic ballasts compatible with G24Q-3 bases.
Maintenance
- Cleaning: To clean the bulb, ensure the power is off and the bulb is cool. Gently wipe the glass with a soft, dry, lint-free cloth. Do not use liquid cleaners.
- Replacement: When the bulb reaches the end of its operational life (average 10,000 hours), it will flicker or cease to illuminate. Replace it with an identical OSRAM DULUX D/E 26W/827 G24Q-3 bulb to ensure continued compatibility and performance.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Bulb does not light up. | No power to the fixture. Bulb not properly installed. Incorrect bulb type for fixture. Bulb has reached end of life. Faulty fixture or ballast. | Check circuit breaker and wall switch. Ensure bulb is fully seated in the socket. Verify fixture compatibility with G24Q-3 26W CFL. Replace bulb. Consult a qualified electrician. |
| Bulb flickers. | Bulb nearing end of life. Loose connection. Incompatible or failing ballast. | Replace bulb. Ensure bulb is securely installed. Consult a qualified electrician to check ballast. |
Specifications
| Feature | Detail |
|---|---|
| Brand | OSRAM |
| Model Number | DULUX D/E 26W/827 |
| Light Type | Compact Fluorescent (CFL) |
| Wattage | 26 Watts |
| Base Type | G24Q-3 (4-Pin) |
| Color Temperature | 2700 Kelvin (Warm White) |
| Brightness | 1800 Lumens |
| Average Lifetime | 10,000 hours |
| Color Rendering Index (CRI) | 82 |
| Bulb Shape Size | T3 (Double Tube) |
| Voltage | 230 Volts (Accepted voltage frequency: 100 to 240 Volts and 60 Hertz) |
| Product Dimensions | 7.05 x 1.42 x 1.42 inches (17.9 x 3.6 x 3.6 cm) |
| Indoor/Outdoor Usage | Indoor |
Warranty and Support
For warranty information or technical support regarding your OSRAM DULUX D/E 26W/827 G24Q-3 Compact Fluorescent Light Bulb, please refer to the official OSRAM website or contact OSRAM customer service directly. Keep your purchase receipt as proof of purchase.
You can find more information and contact details on the OSRAM Brand Store.







