Finding a Certified Installer for Your Batería doméstica

When do you need a instalador certificado?

A batería doméstica is not always a DIY job. Plug-and-play models such as the Anker SOLIX Solarbank 2 Pro are designed for self-installation and do not require an electricista. However, high-voltage systems (>120V DC), all AC-coupled systems and hybrid inversor installations legally require a certified electricista.

Installing without the required certification also invalidates your seguro and garantía. This article helps you make the right choice.

Required certifications for batería doméstica installation

The following systems require a certified electricista by law:

Situacións where an electricista is REQUIRED

• High-voltage batteries (>120V DC) — including Dyness Tower, Huawei LUNA, BYD HVS
• Hybrid inversor installations — connection to an existing solar system requires grid connection
• Batteries with trifásico connection — requires wiring in the cuadro eléctrico
• Alimentación de respaldo (UPS) installations — automatic backup switching requires professional installation

Situacións where you can install yourself

• Installations where the cuadro eléctrico needs modification — circuit distribution, residual current devices, fuses
• Plug-and-play batteries (e.g. Anker SOLIX Solarbank 2) — connect to existing micro-inversor
• Balcony power stations with a small battery — registration with the grid operator suffices
• Portable power stations for emergency use — no grid connection required

Costes de instalación: what is normal?

The following systems are self-installable in most cases:

Below is an overview of average costes de instalación in los Países Bajos (2026, including IVA):

How do you find a reliable installer?

Costes de instalación vary by region, complexity and the installation company. Always obtain at least three quotes.

• Check BRL 6000-part certification (recognised installer for electrical installations)
• Ask about relevant product-specific training — Anker, Huawei, Dyness have their own installer certificates
• Read Google reviews — minimum 4.3/5 with recent, specific experiences
• Request references from comparable installations in your region
• Check whether the installer provides a written garantía on the installation (workmanship) — minimum 1 year

What to check after the installation?

Use this checklist to find a reliable installer:

Conclusion: never choose the cheapest installer

After the installation, check the following:

A good installer is just as important as the right battery. Incorrect installation voids your garantía, leaves you uncovered in case of damage and can compromise safety. Invest in a instalador certificado — it is a one-off cost that protects you for the full vida útil of your system.