Product Overview
The Satco S8851 is a clear finish LED light bulb designed for general lighting applications. This manual provides essential information for the safe and effective use of your new light bulb.

Image: Front view of the Satco S8851 LED light bulb, showcasing its clear glass finish and visible LED filaments.
Key Features:
- Light Type: LED
- Wattage: 5 watts
- Brightness: 810 Lumens
- Color Temperature: 4000 Kelvin (Warm White)
- Voltage: 120 Volts
- Bulb Shape Size: ST19
- Finish: Clear Glass
- Dimensions: Approximately 5.50 inches (Length) x 2.38 inches (Width)
Safety Information
Always read and follow these safety precautions before installing or operating the light bulb.
- Ensure power is turned off at the circuit breaker before installation or removal.
- Do not use with dimmers unless explicitly stated as dimmable. This bulb is a "Normal bulb" and does not specify dimmable functionality.
- Do not disassemble or modify the bulb.
- Avoid touching the bulb immediately after use, as it may be hot.
- Install in fixtures that provide adequate ventilation.
- Suitable for dry locations only.
Setup and Installation
Follow these steps for proper installation of your Satco S8851 LED light bulb.
- Turn Off Power: Locate the light fixture's power switch and turn it to the "OFF" position. For added safety, turn off the power at the main circuit breaker.
- Remove Old Bulb (if applicable): Allow the old bulb to cool completely before carefully unscrewing it counter-clockwise from the socket.
- 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 S8851 LED bulb clockwise into the standard medium (E26) base socket until it is snug. Do not overtighten.
- Restore Power: Turn the power back on at the circuit breaker, then flip the light switch to the "ON" position to test the bulb.

Image: Close-up view of the base of the Satco S8851 LED light bulb, showing the standard medium screw-in base for installation.
Operating Instructions
The Satco S8851 LED light bulb operates like a standard incandescent bulb.
- Power On/Off: Use the existing wall switch or fixture switch to turn the light bulb on or off.
- Instant Brightness: LED technology provides instant full brightness upon activation, with no warm-up time.
- Energy Efficiency: This 5-watt LED bulb provides brightness equivalent to higher wattage traditional bulbs, consuming less energy.
Maintenance
The Satco S8851 LED light bulb requires minimal 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 or abrasive materials.
- Replacement: Replace the bulb when it reaches the end of its operational life or if it becomes damaged. Always turn off power before replacing.
- Disposal: Dispose of the bulb according to local regulations for electronic waste.
Troubleshooting
If you encounter issues with your Satco S8851 LED light bulb, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Bulb does not light up. | No power to the fixture, loose connection, or faulty bulb. |
|
| Bulb flickers. | Incompatible dimmer, loose connection, or voltage fluctuations. |
|
| Bulb is too dim. | Incorrect bulb for the application or fixture limitation. |
|
Specifications
Detailed technical specifications for the Satco S8851 LED Light Bulb.
| Attribute | Value |
|---|---|
| Brand | Satco |
| Model Name | S8851 |
| Light Type | LED |
| Wattage | 5 watts |
| Brightness | 810 Lumen |
| Color Temperature | 4000 Kelvin |
| Voltage | 120 Volts |
| Bulb Shape Size | ST19 |
| Finish | Clear |
| Material | Glass |
| Product Dimensions | 2.38"W x 5.50"H (Note: 50"H in some data may be a typo, actual length is 5.50") |
| Item Weight | 2.4 ounces |
| Connectivity Technology | Normal bulb |
| Color Rendering Index (CRI) | 80 |
| UPC | 045923088513 |
| Date First Available | October 11, 2018 |
Warranty Information
The Satco S8851 LED Light Bulb comes with a limited warranty.
Warranty Description: 3 year limited warranty.
For specific terms and conditions of the warranty, please refer to the official Satco website or contact Satco customer support.
Support and Contact
For further assistance or inquiries regarding your Satco S8851 LED light bulb, please contact Satco customer support.
Manufacturer: Satco
For the most up-to-date contact information, please visit the official Satco website: www.satco.com







