1. Introduction
Thank you for choosing the Rabalux LED Filament Bulb, Model 2088. This manual provides important information for the safe and efficient use of your new bulb. Please read it thoroughly before installation and keep it for future reference.

This image displays the Rabalux LED Filament Bulb, model 2088. It features a transparent glass casing with visible vertical LED filaments inside, and a standard E27 screw base at the bottom. The bulb has a distinctive ST64 shape.
The Rabalux 2088 is a transparent LED filament bulb designed for general lighting purposes. It features an E27 base, consumes 10W of power, and emits a neutral white light at 4000 Kelvin with a luminous flux of 1230 lumens. Its classic ST64 shape and transparent design make it suitable for various decorative and functional lighting fixtures.
2. Safety Information
- Electrical Safety: Always ensure the power supply is switched off at the main circuit breaker before installing, removing, or cleaning the bulb.
- Handling: Allow the bulb to cool down completely before handling. Do not touch the bulb with wet hands.
- Compatibility: Use only with compatible E27 lamp holders.
- Indoor Use: This bulb has an IP20 protection rating, meaning it is protected against solid objects larger than 12.5mm but has no protection against water. It is intended for indoor use only in dry environments.
- Non-Dimmable: This bulb is not dimmable. Do not attempt to use it with dimmer switches, as this may damage the bulb or the dimmer.
- Disposal: Dispose of the bulb according to local regulations for electronic waste.
3. Setup and Installation
- Turn Off Power: Before beginning installation, ensure the power supply to the light fixture is completely switched off at the circuit breaker or fuse box.
- Prepare Fixture: If replacing an old bulb, carefully unscrew it from the lamp holder. Allow it to cool if it was recently in use.
- Install New Bulb: Gently screw the Rabalux LED Filament Bulb (E27 base) into the compatible lamp holder. Turn clockwise until it is finger-tight. Do not overtighten.
- Restore Power: Once the bulb is securely installed, restore power to the light fixture from the main circuit breaker.
- Test: Turn on the light switch to confirm the bulb is functioning correctly.
4. Operating Instructions
The Rabalux LED Filament Bulb operates like any standard light bulb. Once installed and power is supplied to the fixture:
- Turning On/Off: Use the wall switch or the fixture's integrated switch to turn the light on or off.
- Non-Dimmable: As noted in the safety section, this bulb is not designed for dimming. It will operate at its full brightness (1230 lumens) when switched on.
5. Maintenance
The Rabalux LED Filament Bulb requires minimal maintenance. Follow these guidelines to ensure its longevity:
- Cleaning: Before cleaning, always turn off the power supply and allow the bulb to cool. Wipe the bulb gently with a soft, dry, lint-free cloth. Do not use liquid cleaners or abrasive materials.
- Replacement: When the bulb reaches the end of its lifespan, follow the installation steps in reverse to safely remove it. Ensure power is off before removal.
- Inspection: Periodically check the bulb and fixture for any signs of damage or loose connections.
6. Troubleshooting
If you encounter issues with your Rabalux LED Filament Bulb, consider the following common problems and solutions:
- Bulb Does Not Light Up:
- Check if the power supply to the fixture is on.
- Ensure the bulb is screwed in tightly and making proper contact with the lamp holder.
- Test the fixture with another known working bulb to rule out a fixture issue.
- Check the circuit breaker for the room or fixture.
- Bulb Flickers:
- Confirm the bulb is not connected to a dimmer switch, as this bulb is not dimmable.
- Ensure the bulb is securely screwed into the socket.
- Check for loose wiring in the fixture (consult a qualified electrician if unsure).
- Light Output is Low:
- Verify the bulb's specifications match your expectations (e.g., 1230 lumens for this model).
- Ensure the fixture's shade or cover is clean and not obstructing light.
If problems persist after trying these steps, contact Rabalux customer support or a qualified electrician.
7. Specifications
| Feature | Specification |
|---|---|
| Model | 2088 |
| Brand | Rabalux |
| Bulb Type | LED Filament |
| Base Type | E27 |
| Shape | ST64 |
| Wattage | 10 W |
| Luminous Flux | 1230 lumens |
| Color Temperature | 4000 K (Neutral White) |
| Dimmable | No |
| Energy Efficiency Class | E |
| Protection Rating (IP) | IP20 |
| Dimensions (Width) | 140 mm (14 cm) |
| Dimensions (Diameter) | 65 mm (6.5 cm) |
| Weight | 0.05 kg |
| Housing Material | Metal |
| Housing Color | Transparent |
| Shade Material | Glass |
8. Warranty and Support
For warranty information and customer support, please refer to the documentation provided at the time of purchase or visit the official Rabalux website. Specific warranty terms may vary by region and retailer.
Rabalux Official Website: www.rabalux.com