# Osram Lumilux T5 Circulaire 22W 4000K

**Brand:** OSRAM
**Category:** Maison & décoration
**Code (GTIN/SKU):** 4050300528465
**Canonical URL:** https://openreviews.io/en/reviews/osram/osram-lumilux-t5-circulaire-22w-4000k-4050300528465

## Rating: 4.6/5 ★★★★★ — 13 reviews analyzed
_Confidence: high_

## At a glance

Osram Lumilux T5 Circulaire 22W 4000K reviews: 4.6/5 based on 13 analyzed reviews, updated September 7, 2026.

Praised: energy efficiency and low energy loss.

13 reviews analyzed, all published on other sites.
Other sites: 1 source, 13 reviews, average rating 4.6/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This 22W, 4000K circular fluorescent tube is mainly appreciated for its energy efficiency and its brightness tailored to targeted lighting needs. Users highlight its lighting performance, which provides clear and homogeneous illumination while limiting consumption. Its efficiency is far superior to standard technologies, thus guaranteeing minimal energy loss during operation.

## Strengths

- **Energy efficiency** — This tube offers four times the efficiency of conventional solutions, significantly reducing electricity consumption.
- **Low energy loss** — The design of the tube minimizes heat dissipation and energy losses.

## Frequently asked questions

- What is the lifespan of this circular tube?
- Is the 4000K color temperature very white?
- Is this tube easy to install?
- Is it compatible with a dimmer switch?

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_Source: OpenReviews — https://openreviews.io/en/reviews/osram/osram-lumilux-t5-circulaire-22w-4000k-4050300528465_