Introduction
This manual provides essential information for the safe and effective use of your Satco S3900 6-Watt S6 Incandescent Light Bulb. This clear bulb features a candelabra base and operates at 130 volts, offering an average rated life of 2500 hours.
Safety Information
Please read and understand all safety instructions before installing or replacing the light bulb. Failure to follow these instructions may result in electric shock, fire, or personal injury.
- Power Off: Always ensure the power supply to the fixture is turned OFF at the circuit breaker or fuse box before installation, removal, or inspection.
- Cool Down: Allow the bulb to cool completely before handling. Hot bulbs can cause burns.
- Handle with Care: Incandescent bulbs are made of glass and can break if dropped or mishandled. Avoid touching the glass with bare hands, as oils can reduce bulb life.
- Correct Fixture: Use only in fixtures rated for the bulb's wattage and voltage (6 watts, 130 volts). Exceeding the maximum wattage can cause overheating and fire.
- Dry Location: This bulb is intended for use in dry locations unless otherwise specified by the fixture.
- Disposal: Dispose of used or broken bulbs according to local regulations.
Setup and Installation
Follow these steps to safely install your Satco S3900 light bulb:
- Turn Off Power: Ensure the power to the light fixture is completely OFF at the main electrical panel.
- Remove Old Bulb (if applicable): If replacing an old bulb, carefully unscrew it counter-clockwise from the socket. Allow it to cool if it was recently on.
- Inspect Fixture: Check the light fixture's socket for any damage or debris. Ensure it is clean and dry.
- Install New Bulb: Gently screw the Satco S3900 bulb clockwise into the candelabra base socket until it is snug. Do not overtighten, as this can damage the bulb or socket.
- Restore Power: Once the bulb is securely installed, turn the power back ON at the main electrical panel.

Image: The Satco S3900 6-Watt Candelabra Base Incandescent Light Bulb, clear glass with visible filament and candelabra screw base.
Operating Instructions
The Satco S3900 light bulb operates by simply turning on the power to the fixture it is installed in. It will illuminate instantly when power is supplied.

Image: A front-facing view of the Satco S3900 light bulb, showing the clear glass and the internal filament structure.
Maintenance
This incandescent light bulb requires minimal maintenance.
- Cleaning: Ensure the power is off and the bulb is cool. Wipe the bulb with a soft, dry cloth to remove dust. Do not use liquid cleaners, as they may damage the bulb or create a safety hazard.
- Replacement: Replace the bulb when it burns out. Follow the installation steps outlined above.
Troubleshooting
If your Satco S3900 light bulb is not functioning correctly, consider the following:
- Bulb Not Lighting:
- Check if the power to the fixture is ON.
- Ensure the bulb is screwed in tightly and making proper contact with the socket.
- Inspect the bulb for any visible damage, such as a broken filament or cracked glass. If damaged, replace the bulb.
- Test the bulb in another working fixture to confirm if the issue is with the bulb or the fixture.
- Flickering:
- Ensure the bulb is screwed in securely.
- Check for loose wiring in the fixture (consult a qualified electrician if unsure).
Specifications
| Feature | Specification |
|---|---|
| Brand | Satco |
| Model Name | S3900 |
| Light Type | Incandescent |
| Wattage | 6 watts |
| Voltage | 130 Volts |
| Bulb Shape Size | S6 |
| Base Type | Candelabra |
| Brightness | 30 Lumens (2500 Lumen listed in specs seems incorrect for 6W incandescent, using description's 30 lumens) |
| Average Rated Hours | 2500 hours |
| Material | Glass |
| Color | Clear |
| Product Dimensions | 0.75"W x 8.8"H |
| Item Weight | 7.2 ounces |
| UPC | 045923039003 |
Warranty Information
This product comes with an average rated hour limited warranty. For specific details regarding warranty coverage and claims, please refer to the packaging or contact Satco customer support.
Customer Support
For further assistance, technical support, or inquiries regarding your Satco S3900 light bulb, please contact Satco Products directly or the retailer from whom the product was purchased.





