Introduction
This manual provides essential information for the safe and effective use of your Philips Halogen Non-Reflector 5761 30W G4 6V Light Bulb. These bulbs are designed for applications requiring high-quality, consistent light output, such as in microscopes, audiovisual equipment, and projectors. Please read these instructions carefully before installation and operation.

Figure 1: Philips Halogen Non-Reflector 5761 30W G4 6V Light Bulbs and Packaging. This image displays five Philips 5761 G4 6V 30W halogen light bulbs, which are small, clear glass bulbs with two pin bases. To the right, a blue and white Philips brand box for 'Low voltage halogen lamp' is shown, highlighting features like Reliability, Quality, and Precision.
Safety Information
- Always disconnect power before installing, removing, or handling the bulb.
- Do not touch the glass part of the bulb with bare hands. Oils from your skin can cause hot spots and reduce bulb life. Use a clean cloth or gloves.
- Ensure the bulb's voltage (6V) and wattage (30W) match the fixture's requirements.
- Halogen bulbs operate at high temperatures. Allow the bulb to cool completely before handling.
- Do not use in enclosed fixtures unless specifically rated for such use.
- Keep out of reach of children.
- Dispose of used bulbs according to local regulations.
Setup and Installation
- Power Disconnection: Turn off the power to the fixture at the circuit breaker or fuse box before beginning installation.
- Old Bulb Removal (if applicable): If replacing an existing bulb, ensure it has cooled down completely. Gently pull the old G4 bi-pin bulb straight out from its socket.
- New Bulb Handling: Handle the new Philips 5761 bulb by its ceramic base or pins. Avoid touching the glass envelope directly with your fingers. If the glass is touched, clean it with rubbing alcohol and a lint-free cloth before use.
- Insertion: Align the two pins of the new bulb with the holes in the G4 socket. Gently push the bulb straight into the socket until it is fully seated. Do not force the bulb.
- Power Reconnection: Once the bulb is securely installed, restore power to the fixture.
- Testing: Turn on the light to verify proper operation.
Operation
The Philips 5761 halogen bulb is designed for immediate full brightness upon activation. It produces a warm white light with a Color Rendering Index (CRI) of 100, providing accurate color representation. This bulb is dimmable, allowing for adjustable light output when used with compatible dimming systems.
- Dimmable Functionality: If your fixture is connected to a dimmer switch, you can adjust the brightness of the bulb. Ensure the dimmer is compatible with low-voltage halogen lamps.
- Specific Applications: This bulb is suitable for specialized applications such as illumination in microscopes, audiovisual equipment, and various projector systems where precise and high-quality light is required.
Maintenance
- Cleaning: If the bulb's glass surface becomes dirty or has fingerprints, turn off the power and allow the bulb to cool. Gently clean the glass with a clean, lint-free cloth dampened with rubbing alcohol. Ensure the bulb is completely dry before restoring power.
- Replacement: When the bulb reaches the end of its life, follow the "Setup and Installation" steps for safe removal and replacement.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Bulb does not light up. |
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| Bulb flickers. |
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| Bulb burns out quickly. |
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Specifications
| Brand | PHILIPS |
| Model Number | 5761 |
| Light Type | Halogen |
| Wattage | 30 Watts |
| Voltage | 6 Volts |
| Bulb Base | G4 |
| Bulb Shape Size | T3 |
| Brightness | 765 Lumens |
| Light Color | Warm White |
| Color Temperature | 3200 Kelvin |
| Color Rendering Index (CRI) | 100 |
| Special Features | Full Spectrum, Dimmable |
| Material | Copper (for pins/base) |
| Specific Uses | Microscope, Audiovisual, Projector |
| GTIN | 00854564006387 |
| ASIN | B096G7KLMD |
Warranty and Support
For warranty information and customer support regarding your Philips Halogen Non-Reflector 5761 30W G4 6V Light Bulb, please refer to the official Philips website or contact their customer service directly. Specific warranty terms may vary by region and retailer.
For further assistance, you may also contact the manufacturer, Berger Sciences, through their official channels.





