# Fluorescent compact bulb Osram DULUX 9 W, 660 lm, Cool white (CRI 89, 20000 h)

**URL:** https://aio.lv/en/product--osram-du-se-9-840--12218451
**Data updated:** 2026-03-29 16:07 (EEST)
**Category:** LED Bulbs
**Manufacturer:** osram
**Manufacturer code:** DU-SE-9-840
**EAN:** 4050300020174
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 14.04 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--osram-du-se-9-840--12218451

## 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 DULUX compact fluorescent bulb, 9 W power with 660 lm luminous flux and Cool white colour. CRI 89 provides good colour rendering for general indoor lighting. Rated lifetime 20,000 hours. Suitable for lamps and fixtures that accept compact fluorescent tubes, for task, ambient and office lighting where energy-efficient, long-life white light is required.

## Long description

Osram DULUX compact fluorescent bulb, 9 W power and 660 lm luminous flux, provides cool white illumination at approximately 4000 K with a rated lifetime of 20,000 hours. With a Color Rendering Index (CRI) of 89, this energy-saving compact fluorescent lamp is designed for general indoor lighting where stable, long-lasting white light is required. The lamp is a stick-shaped compact fluorescent type suitable for fixtures that accept DULUX-style compact tubes.
Advantages
The Osram DULUX 9 W lamp combines low power consumption with a relatively high luminous efficiency, yielding 660 lumens from 9 watts. Its cool white colour temperature ensures neutral, clear illumination appropriate for work and ambient environments. A CRI of 89 offers good colour rendering for tasks where distinguishing colours and details is important. The long rated service life of 20,000 hours reduces maintenance frequency compared with shorter-life lamps.
Suitable for
Office and task lighting in desks or workstations
General ambient lighting in residential and commercial spaces
Fixtures designed for compact fluorescent stick lamps
Areas where energy-efficient, long-life white light is preferred
Key specifications
Rated power: 9 W
Luminous flux: 660 lm
Colour temperature: Cool white (~4000 K)
Colour Rendering Index (CRI): 89
Rated lifetime: 20,000 hours
Form factor: stick-shaped compact fluorescent lamp
How to use
Install the Osram DULUX 9 W lamp in a compatible fixture that accepts compact fluorescent stick tubes, ensuring the lamp fits the socket type used by the luminaire. Switch off mains power before replacing lamps. After installation, operate the lamp on the fixture’s appropriate ballast or electronic control gear as required for compact fluorescent lamps. Allow a short warm-up period after switching on for the lamp to reach full light output.
Usage recommendations
Use this lamp in indoor environments within recommended ambient temperature ranges and in fixtures designed for compact fluorescent lamps. Avoid frequent on/off switching to maximize rated lifetime. Recycle or dispose of the lamp according to local regulations for lamps containing small amounts of mercury.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Bulb power | 9 W |
| Luminous flux | 660 lm |
| Light colour | Cool white |
| Colour temperature | 4000 K |
| Color Rendering Index (CRI) | 89 |
| Bulb lifetime | 20000 h |

### Technical details

| Feature | Value |
|---|---|
| Mercury content | 1.3 mg |

### Weight & dimensions

| Feature | Value |
|---|---|
| Length | 144 mm |
| Diameter | 27 mm |

### Other features

| Feature | Value |
|---|---|
| Energy consumption (1000 hours) | 10 kWh |
| Energy efficiency class (old) | A |

## FAQ

### How much does the Osram DULUX fluorescent bulb 9 W cost, and is it available for purchase?

The price is 16.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 100 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: bulb power, luminous flux, colour temperature, 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 DULUX fluorescent bulb 9 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/12218451/68119506_large.webp