Introduction
This manual provides essential information for the safe and efficient use of your Technical Precision Replacement for TCP 58W 3500K LED Bulb. Please read these instructions carefully before installation and retain them for future reference.
Safety Information
Always follow basic safety precautions when installing or replacing electrical components. Failure to do so may result in fire, electric shock, or personal injury.
- WARNING: Turn off power at the circuit breaker or fuse box before installation or maintenance.
- Ensure the bulb is cool before handling.
- Do not use in wet locations unless the fixture is specifically designed for such environments.
- This bulb is designed for indoor use only.
- Do not disassemble or modify the bulb.
- Dispose of old bulbs according to local regulations.
What's in the Box
Your package should contain the following item:
- 1 x Technical Precision Replacement for TCP 58W 3500K LED Bulb
Setup and Installation
Follow these steps to properly install your new LED bulb:
- Power Off: Before beginning, ensure the power to the fixture is completely turned off at the circuit breaker or wall switch.
- Remove Old Bulb: Carefully remove the existing bulb from the fixture. Allow it to cool if it has been recently in use.
- Inspect New Bulb: Examine your new Technical Precision LED bulb for any visible damage.
- Insert New Bulb: Align the prong base of the new LED bulb with the socket in the fixture. Gently push and twist (if applicable) until the bulb is securely seated. Do not force the bulb into the socket.
- Restore Power: Once the bulb is securely installed, restore power to the fixture.
- Test: Turn on the light switch to confirm the bulb is functioning correctly.

Image: The Technical Precision 58W 3500K LED bulb, illustrating its 9-inch outside diameter.

Image: A detailed view of the prong base of the Technical Precision LED bulb, showing the connection points for installation.
Operating Instructions
This LED bulb is designed for straightforward operation.
- Power On/Off: Use the standard wall switch or fixture control to turn the light on or off.
- Instant On: The bulb provides instant illumination without warm-up time.
- High Efficiency: Enjoy energy-efficient lighting with a 13-watt power consumption, equivalent to a 58-watt incandescent bulb.
Maintenance
The Technical Precision LED 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: With an average life of 50,000 hours, frequent replacement is not anticipated. When replacement is necessary, follow the "Setup and Installation" steps.
Troubleshooting
If your LED bulb is not functioning as expected, consider the following:
- Bulb Does Not Light Up:
- Check if the power to the fixture is on.
- Ensure the bulb is securely seated in the socket.
- Test the fixture with another known working bulb to rule out a fixture issue.
- Verify the circuit breaker has not tripped.
- Flickering:
- Ensure the bulb is compatible with any dimmer switches in use (this bulb's dimmability is not specified, so assume non-dimmable unless stated otherwise).
- Check for loose connections in the fixture or wiring.
Specifications
| Feature | Detail |
|---|---|
| Brand | Technical Precision |
| Light Type | LED |
| Model Name | 58W 3500K |
| Wattage | 13 watts |
| Incandescent Equivalent Wattage | 58 Watts |
| Color Temperature | 3500 Kelvin |
| Brightness | 4500 Lumen |
| Bulb Shape Size | T (Tubular/Circular) |
| Bulb Base | Prong |
| Voltage | 120 Volts (Accepted: 100 to 120 Volts and 60 Hertz) |
| Average Life | 50000 Hours |
| Special Features | High Efficiency, Instant On |
| Indoor/Outdoor Usage | Indoor |
| Material | Glass |
| Bulb Length | 8.75 Inches |
Note: Specifications are subject to change without notice.
Official Product Video
Video: An official video from Technical Precision showcasing various lighting and energy solutions. This video provides a general overview of the brand's offerings.
Warranty and Support
For warranty information or technical support, please contact Technical Precision directly. Refer to the product packaging or the official Technical Precision website for contact details.
Note: Warranty terms and conditions may vary. Please retain your proof of purchase for any warranty claims.