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Product description
Choose the Silumen GU10 4.5W 110° LED Bulb for Efficient and Economical Lighting
The Silumen GU10 4.5W 110° LED Bulb is a modern and cost-effective lighting solution. With its 110° beam angle, it provides wide and even illumination while consuming very little energy. Designed to replace traditional halogen bulbs, it offers a brightness of 400 lumens, ideal for lighting living spaces or professional environments.
Features
- Power: 4.5W for low energy consumption.
- Brightness: 400 lumens, delivering quality lighting.
- Luminous efficacy: 89 lm/W, high performance with reduced consumption.
- Incandescent equivalent: replaces a 45W bulb while reducing energy use.
- Beam angle: 110°, ensuring uniform light distribution.
- GU10 base: compatible with most spot fixtures.
- Color rendering index (CRI): Ra 80, ensuring good color fidelity.
- Dimensions: 50 x 56.5 mm, with a diameter of 50 mm, perfect for compact fixtures.
Benefits
This GU10 LED bulb is ideal for replacing halogen bulbs in your existing fixtures. It ensures significant energy savings while providing comfortable and even lighting thanks to its wide 110° beam angle. With a lifespan of 20,000 hours, this bulb guarantees long-lasting use, reducing the need for frequent replacements. CE and RoHS certified, it offers safety and quality that meet European standards.
How to install it?
Installation is very simple. Just place the bulb into a GU10 socket and connect it to a 220-240V power supply. No adjustments are necessary. Make sure to choose fixtures suitable for indoor lighting, as this bulb has an IP20 protection rating, making it ideal for indoor use in dry areas.
Where to install it?
This bulb is perfect for spaces such as living rooms, kitchens, hallways, and even offices. Thanks to its GU10 base, it can be installed in many recessed or track spots, offering great flexibility of use. Its 110° beam angle covers a wide area, ensuring even light distribution throughout the room.
Technical specifications
Light source
| Power | 4.5W |
| Luminous efficacy | 89lm/W |
| Luminous flux | 400 lm |
| IRC | Ra 80 |
| Incandescent equiv. | 45W |
| Beam angle | 110° |
| Dimmable | No |
Electrical
| Voltage | 220 - 240V |
| Current type | AC |
| Frequency | 50-60Hz |
| Base | GU10 |
| Energy class | F |
Dimensions
| Dimensions | 5 x 5.65 cm |
| Length | 5,65 cm |
| Width | 5 cm |
| Diameter | diameter 5 cm |
Installation
| Ingress protection | IP20 |
Product
| Colour | White |
| Bulb shape | Reflector |
| Materials | PC |
| Certifications | CE & RoHS |
| Warranty | 2 years |
| Packaging | 1 |
| Lifespan | ~20 000h |
Downloads
Find all the technical documentation and the declaration of conformity for this product.
Technical documentation (2)
Compliance (1)
Energy (1)
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Questions & answers5
Our technical team answers our customers' questions.
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Is the GU10 4.5W bulb suitable for installation in a shower?
This bulb has an IP20 protection rating, which makes it unsuitable for installation in a shower. For use in damp environments, a bulb with a minimum IP44 rating is required.
Answer from the Silumen technical team · 27/10/2026
Is this bulb compatible with a dimmer switch?
No, this GU10 4.5W LED bulb is not dimmable and cannot be used with a dimmer switch. Please connect it to a standard 220-240V lighting circuit without any dimming device.
Answer from the Silumen technical team
Can it be installed outdoors or in a damp room?
This bulb has an IP20 protection rating, which restricts it exclusively to indoor use in dry locations. It is not suitable for outdoor installations, bathrooms, or any environment exposed to moisture.
Answer from the Silumen technical team
Can this bulb be used outdoors or in a bathroom?
This bulb has an IP20 protection rating, which restricts it exclusively to indoor use in dry locations. It is not suitable for damp environments, bathrooms, or any outdoor installation.
Answer from the Silumen technical team
What is the lifespan of these bulbs, and what warranty is offered?
These GU10 LED bulbs have a lifespan of approximately 20,000 hours, which significantly reduces the frequency of replacement. They come with a 2-year warranty and are CE and RoHS certified, in accordance with current European requirements.
Answer from the Silumen technical team
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