# LED bulb OSRAM LEDVANCE 4099854456138 GU5.3 6.1 W (equiv. 50 W) 4000 K cool white 621 lm CRI 90

**URL:** https://aio.lv/en/product--osram-4099854456138--11646606
**Data updated:** 2026-01-06 11:20 (EET)
**Category:** LED Bulbs
**Manufacturer:** osram
**Manufacturer code:** 4099854456138
**EAN:** 4099854456138
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 17.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--osram-4099854456138--11646606

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

OSRAM LEDVANCE LED bulb with GU5.3 base, 6.1 W power (equivalent to 50 W incandescent) and 621 lm luminous flux. Produces cool white light at 4000 K with a CRI of 90 for accurate color rendering. Beam angle up to 36°. Rated lifetime about 25,000 hours. Suitable for spot and accent lighting in homes, offices and retail.

## Long description

OSRAM LEDVANCE LED bulb with a GU5.3 base, 6.1 W power (equivalent to 50 W incandescent) and 621 lm luminous flux. It delivers cool white light at 4000 K with a high Colour Rendering Index (CRI) of 90, a beam angle up to 36° and an estimated lifetime of about 25,000 hours. Designed for spot and accent lighting in homes, offices and retail environments, this LED GU5.3 lamp offers instant full output and reduced energy consumption compared with incandescent or halogen bulbs.
Advantages
The LED bulb provides quick, simple and safe replacement without rewiring and matches the design, dimensions and luminous flux of equivalent incandescent or halogen lamps. It produces no UV or near-IR radiation in the light beam, supports stepless dimming and shows very high compatibility with many dimmers and control gears. Low maintenance costs result from the long rated lifetime, while instant 100% light ensures no warm-up delay.
Suitable for
 Spot and accent lighting in living rooms and kitchens
 Office task lighting and meeting room accent lights
 Retail displays and product lighting where accurate color rendering (CRI 90) is needed
Key specifications
 Brand: OSRAM LEDVANCE
 Model / MPN: 4099854456138
 Base: GU5.3
 Power: 6.1 W (equivalent to 50 W incandescent)
 Luminous flux: 621 lm
 Colour temperature: 4000 K (cool white)
 Colour Rendering Index (CRI): 90
 Beam angle (max): 36°
 Rated lifetime: 25,000 h
 Energy efficiency class: E
 Energy consumption: 7 kWh/1000h (label reference)
How to use
Switch off mains power before replacing an existing GU5.3 lamp. Remove the old lamp from the fixture and insert the OSRAM LEDVANCE GU5.3 LED bulb into the compatible socket until it is seated securely. Restore power and, if using a dimmer, verify compatibility with the dimmer or control gear according to the manufacturer’s compatibility list. Operate the lamp within the luminaires and environments recommended by the luminaire manufacturer.
Usage recommendations
For optimal dimming performance and lifetime, use compatible dimmers and control gears listed by LEDVANCE (see www.ledvance.com/dim) and avoid use in fully enclosed fixtures unless the luminaire is rated for LED operation. Ensure adequate ventilation to prevent overheating.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Fitting/cap type | GU53 |
| Bulb power | 6.1 W |
| Luminous flux | 621 lm |
| Light colour | Cool white |
| Colour temperature | 4000 K |
| Beam angle (max) | 36 ° |
| Power factor | 0.5 |
| Dimmable | Yes |
| Luminous intensity | 1250 cd |
| Color Rendering Index (CRI) | 90 |
| Warm-up time to 60% light | 0.5 |
| Bulb lifetime | 25000 h |
| Equivalent bulb power | 50 W |
| Number of switch cycles | 100000 |
| Luminous efficacy | 101 lm/W |
| Light distribution | Directional |
| Bulb size | MR16 |

### Power

| Feature | Value |
|---|---|
| Input voltage | 12 |
| Energy efficiency class | E |
| Bulb current | 550 mA |
| Energy efficiency scale | A to G |
| Energy consumption per 1000 hours | 7 kWh |

### Technical details

| Feature | Value |
|---|---|
| Compliance certificates | EAC, CE, UKCA |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.042 kg |
| Height | 50 mm |
| Width | 50 mm |
| Length | 44 mm |
| Diameter | 50 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 49 g |
| Package depth | 49 mm |
| Package height | 62 mm |
| Package width | 49 mm |
| Package type | Box |
| Quantity per pack | 1 pc(s) |

### Other features

| Feature | Value |
|---|---|
| Doesn't contain | Mercury (element) |

## FAQ

### How much does the LED bulb OSRAM LEDVANCE 4099854456138 GU5.3 6.1 W cost, and is it available for purchase?

The price is 21.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 42 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All osram products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized osram service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: fitting/cap type, bulb power, luminous flux, colour temperature, energy efficiency class, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for LED bulb OSRAM LEDVANCE 4099854456138 GU5.3 6.1 W?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11646606/66914218_large.webp