ᐅ Ikea BESTA DIY – How Do I Build a Unit with Integrated LED Lighting?

Hello everyone, I’m planning to build a custom Ikea Besta combination and would like to integrate LED lighting into it. The goal is to create a setup that is not only visually appealing but also functionally illuminated, without any visible or intrusive wiring. My main questions are:
- Which LED systems or light sources are best suited for integration into Besta furniture, especially for shelves or back panels?
- How can the wiring be installed as simply and securely as possible, without compromising stability or aesthetics?
- Are there any tips or tricks for mounting the LEDs directly on the furniture parts, and what about power supply options?

I am fairly skilled with DIY projects but would prefer to avoid complicated techniques requiring specialized tools, as I will be doing this inside my apartment.

I would be very grateful for any advice, specific recommendations, or experiences.

POTAU46 schrieb:
Which LED systems or bulbs are best suited for integration into BESTA furniture, especially for shelves or back panels?

Hello, I find it really interesting how you’re approaching the fitted lighting. When I tried to build it myself, I noticed that classic 12 V LED strips are very practical. What I didn’t expect, however, was that the wiring can quickly become confusing if you want to install more than two or three strips.

That’s why I opted for flexible, dimmable LED strips that can be easily connected with plug connectors. This prevents messy tangles. And yes, the idea that the wiring shouldn’t be visible can easily become stressful. What helped me was hiding all the cables behind the shelves in cable ducts and securing them with mounting adhesive.

Regarding power supply: to start, a small plug-in power adapter with sufficient amperage is usually enough, but it’s better to plan with some extra capacity. I just want to encourage you that even if you have doubts sometimes, in the end the overall result is worth the patience.

POTAU46 schrieb:
How can wiring be installed as simply and safely as possible without compromising stability or aesthetics?

In addition to the previous post, I recommend using cable ducts or self-adhesive cable channels designed specifically for furniture before assembling the units. These are thin, flexible, and allow clean routing without putting mechanical stress on the cables.

It is also advisable to use LED strips with a self-adhesive backing suitable for indoor use, so they stick well and don’t slip. Avoid drilling into load-bearing furniture parts to prevent stability issues.

For power supply, I consider it practical to use 12V or 24V systems since they provide safe voltage levels, and to use power supplies with overcurrent and overvoltage protection. Additionally, a compatible dimmer or controller enables easy adjustment of the lighting ambiance.

For longer distances between LEDs, it is better to choose thicker cable cross-sections to reduce voltage drop. Overall, I recommend thorough planning of the cable routing before assembling the furniture.

I have had good experiences with 12V LED strips installed in aluminum channels. This way, the light is evenly distributed and reflections are reduced. It is best to route cables hidden at the back or bottom in cable ducts. Connectors simplify the installation.

olivernu schrieb:
Avoid drilling into load-bearing furniture components to prevent stability issues.

I agree with that, especially if you want to avoid unwanted damage.

olivernu schrieb:
LED strips with self-adhesive backing

That really helped me, since I didn’t have to buy clamps or clips separately.

However, I had to try one thing out: If the LEDs are placed too close to the wooden back panel, some heat buildup can occur. This should not be underestimated, especially when using high-power LED strips. Keeping a bit of distance or using aluminum profiles for better heat dissipation is useful.

Maybe others reading along will find this helpful too.