1. Introduction
This manual provides essential information for the safe and efficient use of your SYLVANIA Halogen 50W MR16 Reflector Light Bulb. SYLVANIA lighting has been around for more than a century, building a reputation for exceptional performance, high-quality products, and strong customer service. Please read this manual thoroughly before installation and operation.
2. Product Overview

Figure 2.1: SYLVANIA Halogen 50W MR16 Reflector Light Bulb with GU5.3 Bi-Pin Base.
Key Features:
- 50 Watt: Provides ample illumination for various applications.
- Color Temperature: 3000 Kelvin: Emits a warm white light, ideal for creating a comfortable and inviting atmosphere.
- MR16 Reflector: Designed for directional lighting, perfect for accent lighting or task lighting.
- GU5.3 Bi-Pin Base: Standard base for easy installation in compatible fixtures.
- 12 Volt: Operates on low voltage, requiring a compatible transformer.
- Dimmable: Allows for adjustable light output when used with a suitable dimmer switch.
3. Setup and Installation
Before installing the bulb, ensure the power to the fixture is turned off at the circuit breaker to prevent electrical shock. Allow existing bulbs to cool completely before removal.
- Power Off: Locate the circuit breaker controlling the light fixture and switch it to the "OFF" position.
- Remove Old Bulb (if applicable): Carefully remove the old MR16 bulb from the fixture. If it's a halogen bulb, it may be hot.
- Insert New Bulb: Align the two pins of the SYLVANIA MR16 bulb with the holes in the GU5.3 socket. Gently push the bulb into the socket until it is firmly seated. Do not force the bulb.
- Restore Power: Once the bulb is securely installed, switch the circuit breaker back to the "ON" position.
- Test: Turn on the light switch to confirm proper operation.
Caution: Avoid touching the glass part of the halogen bulb directly with bare hands. Oils from your skin can create hot spots and reduce bulb life. Use a clean cloth or gloves during installation.
4. Operating Instructions
The SYLVANIA Halogen 50W MR16 bulb is designed for straightforward operation once installed. It is dimmable, allowing you to adjust the light intensity to suit your needs.
- Standard Operation: Simply use the wall switch connected to your fixture to turn the light on or off.
- Dimmable Functionality: If your fixture is connected to a compatible dimmer switch, you can rotate or slide the dimmer control to adjust the brightness level of the bulb. Ensure your dimmer is rated for halogen or incandescent loads.
5. Maintenance
Halogen bulbs generally require minimal maintenance. However, following these guidelines can help prolong their lifespan and ensure optimal performance:
- Cleaning: If the bulb becomes dusty, ensure the power is off and the bulb is cool. Gently wipe the glass with a soft, dry, lint-free cloth. Do not use liquid cleaners.
- Replacement: When the bulb reaches the end of its life, follow the "Setup and Installation" steps in reverse to safely remove and replace it. Always replace with a bulb of the same wattage and voltage.
- Avoid Frequent On/Off Cycles: While not as sensitive as some other bulb types, excessive on/off cycling can slightly reduce the lifespan of halogen bulbs.
6. Troubleshooting
If you encounter issues with your SYLVANIA Halogen MR16 bulb, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Bulb does not light up. |
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| Bulb flickers or dims unexpectedly. |
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| Bulb burns out quickly. |
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7. Specifications
| Attribute | Value |
|---|---|
| Brand | LEDVANCE |
| Light Type | Halogen |
| Wattage | 50 watts |
| Bulb Shape Size | MR16 |
| Bulb Base | GU5.3 |
| Voltage | 12 Volts |
| Light Color | White |
| Color Temperature | 3000 Kelvin |
| Brightness | 600 Lumen |
| Material | Glass |
| Model Name | Sylvania 50-Watt MR16 Flood and Spot Halogen Light Bulb (6-Pack) |
| Indoor/Outdoor Usage | Indoor |
| Color Rendering Index | 100 |
| Item Weight | 1.76 ounces |
| Item model number | 58516 |
| UPC | 046135585166 |
8. Warranty and Support
For US & Canadian customer questions or support, please call us at 1-800-LIGHTBULB (1-800-544-4828).
This product is backed by the manufacturer's warranty. Please retain your proof of purchase for any warranty claims.
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