1. Introduction
This manual provides essential information for the safe and effective use of your Bulbrite 40W G25 Incandescent Globe Light Bulbs. These bulbs are designed for various household fixtures, including bathroom vanities and open chandeliers, offering a warm 2600K light. Please read these instructions carefully before installation and retain them for future reference.
2. Safety Information
- WARNING: Risk of Electric Shock. Always turn off power to the fixture at the circuit breaker or fuse box before installing or replacing bulbs.
- Do not use in totally enclosed fixtures as this may shorten bulb life.
- Do not exceed the maximum wattage rating of the fixture.
- Incandescent bulbs generate heat. Allow bulbs to cool completely before handling.
- Handle bulbs carefully. Do not drop or subject to excessive force.
- Dispose of used bulbs according to local regulations.
3. Setup and Installation
Follow these steps to safely install your Bulbrite G25 Incandescent Globe Light Bulb:
- Ensure Power is Off: Before beginning installation, turn off the power to the light fixture at the circuit breaker or fuse box. This prevents electrical shock.
- Remove Old Bulb (if applicable): If replacing an existing bulb, allow it to cool completely before carefully unscrewing it counter-clockwise from the socket.
- Inspect Fixture: Check the light fixture for any damage or loose wiring. Ensure the socket is clean and dry.
- Install New Bulb: Carefully screw the Bulbrite G25 bulb clockwise into the medium (E26) base socket until it is snug. Do not overtighten.
- Restore Power: Once the bulb is securely installed, restore power to the fixture at the circuit breaker or fuse box.

Image 1: A single Bulbrite 40W G25 Incandescent Globe Light Bulb with a white frosted finish and a brass-colored medium (E26) screw base. This image illustrates the typical appearance of the bulb for installation reference.
4. Operating Instructions
These Bulbrite G25 Incandescent Globe Light Bulbs are designed for simple operation.
- Turning On/Off: Use the standard wall switch connected to your light fixture to turn the bulb on or off.
- Dimming Functionality: These bulbs are fully dimmable. If your fixture is connected to a compatible dimmer switch, you can adjust the light output from 0% to 100% brightness. Ensure your dimmer switch is rated for incandescent loads.
5. Maintenance
- Cleaning: To clean the bulb, ensure the power is off and the bulb is cool. Wipe gently with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Replacement: When the bulb reaches the end of its average rated life (approximately 3,000 hours) or burns out, replace it following the installation steps outlined in Section 3. Always ensure the power is off before replacing.
6. Troubleshooting
If your Bulbrite G25 Incandescent Globe Light Bulb is not functioning as expected, consider the following:
| Problem | Possible Cause | Solution |
|---|---|---|
| Bulb does not light up. |
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| Bulb flickers or dims inconsistently. |
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7. Specifications
| Model Number | 330040-15PK (Part Number: 40G25WH3) |
| Bulb Type | Incandescent Globe |
| Shape Size | G25 |
| Wattage | 40 Watts |
| Voltage | 130 Volts |
| Base Type | Medium (E26) |
| Brightness | 290 Lumens |
| Color Temperature | 2600 Kelvin (Warm White) |
| Color Rendering Index (CRI) | 100 |
| Average Rated Life | 3,000 Hours |
| Dimmable | Yes, fully dimmable |
| Beam Angle | 360 Degrees |
| Product Dimensions | 4.5 x 3.5 x 3.5 inches |
| Item Weight | 3.12 pounds (for 15-pack) |
8. Warranty and Support
For specific warranty information or technical support regarding your Bulbrite G25 Incandescent Globe Light Bulbs, please refer to the packaging or contact Bulbrite customer service directly.
You can typically find contact details on the official Bulbrite website or on the product's retail packaging.





