# Osram LED Bulb E27 4W 410lm 2400K Warm Comfort Light

**URL:** https://aio.lv/en/product--osram-4099854091377--12511083
**Data updated:** 2026-06-12 15:54 (EEST)
**Category:** LED Bulbs
**Manufacturer:** osram
**Manufacturer code:** 4099854091377
**EAN:** 4099854091377
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 6.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--osram-4099854091377--12511083

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.06.2026 | free |
| Pickup points | 30.06.2026 | 1.99 EUR |
| Courier delivery to door | 30.06.2026 | 4.99 EUR |

## Summary description

The Osram LED bulb is an energy-efficient lighting solution with an E27 base, consuming 4W to replace a 35W incandescent bulb. It provides a luminous flux of 410 lm and a warm color temperature of 2400K, ideal for creating a cozy atmosphere. With a 15,000-hour lifespan, a 300-degree beam angle, and a CRI of 80, this bulb offers reliable, long-lasting performance for general indoor lighting applications.

## Long description

The Osram LED bulb with an E27 base is a high-quality, energy-efficient lighting solution designed to replace traditional 35W incandescent bulbs while consuming only 4W of power. Featuring advanced LED filament technology, this bulb provides a warm, inviting glow with a color temperature of 2400K, making it perfect for creating a comfortable atmosphere in any room. With a luminous flux of 410 lumens and a wide 300-degree beam angle, it ensures uniform light distribution for general indoor illumination.
Advantages
This LED bulb offers significant energy savings compared to conventional lighting, helping to reduce electricity costs without compromising on brightness. The instant-on feature ensures that the bulb reaches full brightness immediately upon switching it on, eliminating any warm-up time. Its durable construction provides a long lifespan of up to 15,000 hours, minimizing the need for frequent replacements. The classic design allows for easy installation in standard E27 sockets, making it a versatile choice for various home and office fixtures.
Suitable for
Living rooms and bedrooms for a cozy ambiance
Decorative lighting fixtures and pendant lamps
General indoor lighting in homes and offices
Replacement of standard incandescent bulbs in compatible sockets
When it may not be suitable
This bulb is not suitable for use with external dimmers, as it is not dimmable. Additionally, it is intended for indoor use and should not be exposed to direct moisture or harsh outdoor weather conditions unless housed in a fully protected, sealed luminaire.
Key specifications
Base type: E27
Power consumption: 4W (equivalent to 35W)
Luminous flux: 410 lm
Color temperature: 2400K (Warm comfort light)
Lifespan: 15,000 hours
Beam angle: 300 degrees
Color Rendering Index (CRI): 80
Voltage: 220-240V
How to use
To use the bulb, simply ensure the power supply to the light fixture is turned off. Carefully remove the old bulb from the E27 socket and screw in the Osram LED bulb until it is secure. Once installed, switch the power back on to enjoy immediate, warm illumination. Ensure the bulb is used in a fixture that allows for adequate heat dissipation to maintain its long-term performance.
What to consider before purchase
Check that your fixture uses an E27 base
Verify that your lighting circuit does not use a dimmer switch
Ensure the 2400K color temperature meets your aesthetic preferences
Confirm the physical dimensions of the bulb fit your specific lampshade or fixture
Usage recommendations
For optimal performance and longevity, avoid installing this bulb in fully enclosed fixtures that prevent airflow, as excessive heat buildup can shorten the lifespan of the LED components.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Fitting/cap type | E27 |
| Bulb power | 4 W |
| Luminous flux | 410 lm |
| Light colour | Warm comfort light |
| Colour temperature | 2400 K |
| Finish type | Gold |
| Beam angle (max) | 300 ° |
| Power factor | 0.5 |
| Color Rendering Index (CRI) | 80 |
| Warm-up time to 60% light | 0.5 |
| Bulb lifetime | 15000 h |
| Equivalent bulb power | 35 W |
| Number of switch cycles | 100000 |
| Luminous efficacy | 102 lm/W |
| Bulb shape | Teardrop bulb |
| Bulb size | ST64 |

### Power

| Feature | Value |
|---|---|
| Input voltage | 220 - 240 |
| Energy efficiency class | F |
| Input frequency | 50 - 60 |
| Bulb current | 32 mA |
| Energy efficiency scale | A to G |
| Energy consumption per 1000 hours | 4 kWh |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.046 kg |
| Length | 143 mm |
| Diameter | 64 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 65 g |
| Package depth | 65 mm |
| Package height | 179 mm |
| Package width | 65 mm |
| Package type | Box |
| Quantity per pack | 1 pc(s) |

### Other features

| Feature | Value |
|---|---|
| Operating temperature (T-T) | -20 - 40 |
| Heavy metals free | Hg (mercury) |
| AC input frequency | 50/60 |
| AC input voltage | 220…240 |

## FAQ

### How much does the Osram LED Bulb E27 4W 2400K cost, and is it available for purchase?

The price is 7.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 25.06.2026 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 Osram LED Bulb E27 4W 2400K?

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/12511083/68865527_large.webp