1. Introduction
Thank you for choosing the MaxLite 4.5W LED MR16 GU10 Dimmable Flood Light Bulb. This energy-efficient LED bulb is designed to provide high-quality, warm white illumination while significantly reducing energy consumption. This manual provides important information regarding the safe installation, operation, and maintenance of your new LED bulb. Please read it thoroughly before use and retain it for future reference.
2. Product Features
- Energy Efficient: 4.5W LED replaces a 35W incandescent bulb.
- Brightness: Delivers 315 lumens of light output.
- Color Temperature: 3000K warm white light.
- Dimmable: Compatible with most standard dimmers (refer to dimmer compatibility list if available from manufacturer).
- Base Type: GU10 twist-and-lock base.
- Voltage: Designed for 120V input.
- Long Lifespan: Rated for an average life of 25,000 hours.
- Beam Type: Flood light distribution.

Image 1: MaxLite 4.5W LED MR16 GU10 Dimmable Flood Light Bulb. This image shows the white MR16 bulb with a clear lens and two pins for the GU10 base.
3. Safety Information
Please observe the following safety precautions to prevent injury or damage:
- Power Off: Always turn off the power to the fixture and allow the bulb to cool before installing, removing, or cleaning.
- Indoor Use Only: This bulb is intended for indoor use in dry locations. Do not expose to water or moisture.
- Fixture Compatibility: Ensure the fixture is rated for 120V and has a GU10 base. Do not exceed the maximum wattage rating of the fixture.
- Dimmers: Use only with compatible dimmers. Incompatible dimmers may cause flickering or damage to the bulb.
- Do Not Disassemble: There are no user-serviceable parts inside. Disassembling the bulb will void the warranty and may cause electric shock.
- Hot Surface: The bulb may become hot during operation. Avoid touching it until it has cooled down.
- Disposal: Dispose of LED bulbs according to local regulations.
4. Setup and Installation
- Turn Off Power: Before beginning installation, ensure the power supply to the light fixture is completely turned off at the circuit breaker or fuse box.
- Verify Fixture: Confirm that your light fixture is designed for GU10 base bulbs and operates on 120V.
- Remove Old Bulb (if applicable): If replacing an existing bulb, allow it to cool completely. Gently push the old GU10 bulb into the socket and twist counter-clockwise to unlock and remove it.
- Install New Bulb: Align the two pins of the MaxLite LED MR16 bulb with the two holes in the GU10 socket. Gently push the bulb into the socket and twist clockwise until it locks securely into place. Do not force the bulb.
- Restore Power: Once the bulb is securely installed, restore power to the fixture at the circuit breaker or fuse box.
- Test: Turn on the light switch to verify proper operation.
5. Operating Instructions
Operating your MaxLite LED MR16 GU10 bulb is straightforward:
- On/Off: Use the standard wall switch connected to your light fixture to turn the bulb on or off.
- Dimming: If connected to a compatible dimmer switch, adjust the dimmer control to achieve your desired light level. Ensure the dimmer is designed for LED lighting to prevent performance issues.
6. Maintenance
The MaxLite LED MR16 GU10 bulb requires minimal maintenance:
- Cleaning: To clean the bulb, first turn off the power and allow it to cool. Wipe the bulb with a soft, dry, non-abrasive cloth. Do not use liquid cleaners or abrasive materials.
- No User Serviceable Parts: This bulb contains no user-serviceable parts. Do not attempt to repair or modify it.
7. Troubleshooting
If you encounter issues with your LED bulb, refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Bulb does not light up | No power to fixture Bulb not properly seated Defective bulb | Check circuit breaker/switch Ensure bulb is twisted and locked securely Replace bulb if necessary |
| Bulb flickers or hums | Incompatible dimmer switch Loose connection Voltage fluctuations | Replace with an LED-compatible dimmer Ensure bulb is securely seated Consult an electrician if voltage issues persist |
| Dimming does not work or is inconsistent | Incompatible dimmer switch Dimmer not designed for LED loads | Ensure dimmer is specifically rated for LED bulbs and compatible with this model |
8. Specifications
| Specification | Value |
|---|---|
| Model Number | 4.5MR16GUD30FL |
| Wattage | 4.5W (replaces 35W incandescent) |
| Lumens | 315 lm |
| Input Voltage | 120V |
| Bulb Base | GU10 |
| Color Temperature | 3000K (Warm White) |
| Dimmable | Yes |
| Bulb Shape Size | MR16 |
| Average Life | 25,000 hours |
| Indoor/Outdoor Usage | Indoor |
| Material | Glass |
| Color Rendering Index (CRI) | 100 |
9. Warranty and Support
Warranty: The provided product information indicates that the warranty description is "N/a." For specific warranty details, please contact MaxLite directly or refer to their official website.
Customer Support: For further assistance, technical support, or inquiries regarding your MaxLite product, please visit the official MaxLite website or contact their customer service department. Contact information can typically be found on the product packaging or the manufacturer's website.
You can visit the MaxLite Store for more products and information: MaxLite Store on Amazon





