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Data centers are the backbone of the digital economy, powering everything from cloud computing to artificial intelligence.
While much attention is given to servers, cooling systems, and security measures, electrical power cables remain an often overlooked but critical component.
Cables are not just a means of transmitting electricity; they are strategic assets that directly impact reliability, efficiency, and scalability.
Expected Datacenter market in Belgium in 2028
Datacenter
Cable market in Belgium in 2027
Datacenter
Choosing the right power cables
The benefits of high-performance power cables are profound. They ensure reliability by reducing risks of power outages and enhancing uptime, which is critical for achieving the "five nines" standard of availability. Their contribution to energy efficiency lowers operational expenses and supports sustainability goals, especially in regions with stringent environmental regulations. Furthermore, these cables play a critical role in scalability, enabling data centers to adapt to future demands without significant infrastructure overhauls.
Safety is another advantage, as advanced cables are designed to minimize hazards such as overheating and electrical fires. Finally, while premium cables may involve a higher upfront cost, their long-term durability and efficiency result in substantial cost savings over time.

of networking outages are related with cables
Total cost of cables in a datacenter
When selecting electrical cables for data centers, operators should evaluate several critical factors:
- Voltage Ratings: Ensure compatibility with data center power requirements, whether low, medium, or high voltage.
- Thermal Performance: Cables must withstand high temperatures in densely packed environments.
- Fire Resistance: Opt for cables with advanced fire-retardant properties to enhance safety.
- Durability and Lifespan: Long-lasting materials reduce the need for frequent replacements.
- Energy Efficiency: Choose cables with low resistance and high conductivity to minimize power loss.
- Environmental Impact: Prioritize cables made with sustainable materials and processes.
Always the right solution for data centers
Nexans Benelux offers a wide range of cables and accessories for data centers, with a strong focus on safety, ease of use and sustainability. Think halogen-free and Easy Strippable cables, local production with a low CO₂ footprint, and smart packaging solutions. With just-in-time delivery, on-site stock management and technical support – from design to regulatory compliance – you can count on an efficient and reliable installation.

Nexans has opened Stella Nova in Hanover, a new Center of Excellence dedicated to innovative solutions for data center electrification. The facility brings together superconducting cable technology, cryogenic pipelines, and high-precision forming and welding machines. With a world-first demonstration of superconducting low-voltage cables, Nexans showcases how future data centers can be powered more efficiently, compactly, and sustainably.
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