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ESTG: Electrical components
Essential components for safe energy distribution
From residential solar systems to large commercial installations, high-quality electrical components ensure stable and safe operation. Our range covers all essential parts for both AC and DC circuits and includes brands such as Citel and SMA.
Available products
Circuit breakers: Protect electrical systems from overload or short circuits.
Surge protection devices (SPD): Safeguard equipment from voltage spikes.
Switches and PV Boxes: Ensure control, safety, and compliance in every setup.
Benefits
Enhanced system safety and protection of valuable equipment.
Reliable performance even in demanding environments.
Complies with IEC and EN standards for professional installations.
Applications
Ideal for installers working on PV systems, inverters, energy storage solutions and electrical distribution networks.
Why ESTG?
Your one-stop-shop for sustainable energy solutions: a wide range of top brands. From solar panels and inverters to batteries and EV chargers.
Competitive pricing and reliable availability: real-time stock insights, delivery times, and documentation.
Expert knowledge and support: over 15 years of experience, practical training and professional assistance trusted by installers across the Netherlands, Belgium, Germany, France, and Italy.
A trusted partner in the energy transition: thousands of professionals rely on ESTG every day to deliver efficient and future-proof sustainable energy projects.
Complete installation solutions
Combine electrical components with cables, connectors and cable management materials for a safe and efficient system setup. Contact us for consultation or order online directly.





















