Introduction
This manual provides essential information for the safe and effective use of your Satco A3925 G16.5 Incandescent Light Bulb. Please read these instructions carefully before installation and retain them for future reference.

Image 1: Satco A3925 G16.5 Incandescent Light Bulb. This image displays the satin white globe-shaped bulb with a candelabra base.
Safety Information
- Always turn off power to the fixture before installing or removing the bulb.
- Do not exceed the maximum wattage rating of your fixture.
- Handle bulbs carefully; glass can break.
- This bulb is designed for indoor use in dry locations.
- Allow the bulb to cool completely before handling after use.
Setup and Installation
- Verify Compatibility: Ensure your light fixture has an E12 candelabra base and is rated for 25 watts or higher.
- Power Off: Before installation, turn off the power to the light fixture at the circuit breaker or wall switch.
- Unpack Bulb: Carefully remove the new Satco A3925 bulb from its packaging.
- Install Bulb: Gently screw the bulb into the E12 candelabra base socket until it is snug. Do not overtighten.
- Restore Power: Turn the power back on at the circuit breaker or wall switch.
- Test: Turn on the light switch to confirm the bulb is working correctly.
Operating Instructions
The Satco A3925 G16.5 incandescent bulb operates like a standard light bulb. Simply use the wall switch or fixture control to turn the light on or off. This bulb provides a warm white light at 2700K and 162 lumens.

Image 2: Lighting Facts label for the Satco A3925 bulb. This label details brightness (162 lumens), estimated yearly energy cost ($3.01 based on 3 hrs/day, 11¢/kWh), life (2.3 years based on 3 hrs/day), light appearance (Warm, 2700K), and energy used (25 watts).
Maintenance
- Cleaning: Ensure the power is off and the bulb is cool before cleaning. Wipe the bulb with a soft, dry cloth. Do not use liquid cleaners.
- Replacement: When the bulb reaches the end of its life (approximately 2500 average rated hours), replace it with a new Satco A3925 G16.5 25-watt incandescent bulb or an equivalent. Follow the installation steps for replacement.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Bulb does not light up. |
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| Bulb flickers. |
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Specifications
| Feature | Detail |
|---|---|
| Brand | Satco |
| Model Name | A3925 |
| Light Type | Incandescent |
| Wattage | 25 watts |
| Bulb Shape Size | G16 1/2 (Globe) |
| Bulb Base | E12 Candelabra |
| Voltage | 130 Volts |
| Brightness | 162 lumens |
| Light Color | Warm White (2700K) |
| Average Life | 2500 Hours |
| Finish | Satin White |
| Indoor/Outdoor Usage | Indoor |
| Product Dimensions | 2.01 x 2.01 x 2.68 inches |
| Item Weight | 0.48 ounces |
| Compliance | RoHS Compliant |
Warranty Information
This Satco A3925 light bulb 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, please visit the official Satco website or contact their customer service department. Contact information can typically be found on the product packaging or the manufacturer's website.





