Weidmüller
In transit
In transit
In transit
In transit
In transit
In transit
Weidmüller stands for high-quality connection, protection and interface technology in energy technology. This product family includes connectors, Y-connection cables, string combiners (GAK) and fire brigade switches, and stands out for its high reliability, safety and modular design. Products are designed for continuous operation under PV-specific conditions and increase efficiency as well as operational reliability. Applications range from private rooftop systems to commercial ground-mounted and industrial projects.
Typical Applications and Benefits
Weidmüller components bundle strings, protect against overvoltage, enable selective disconnection and simplify installation and maintenance. In PV systems, they ensure secure DC connections, centralized shutdown functions for emergency responders, and reduced downtime through certified protective functions. Modularity and standardized interfaces facilitate system expansions and integration into monitoring and energy management solutions.
Weidmüller PV Connection and Protection Components at a Glance
- Weidmüller PV-Stick +/- Steckverbinder Set — UV-resistant, quick DC connections for secure module connections.
- Weidmüller Y-Verbindungskabel -/++ — Efficient parallel connection of strings, reducing installation time and wiring effort.
- Weidmüller GAK, 1100V, 2 MPP, 2 Ein-/1 Ausgang pro MPP, ÜSS I / II, Verschraubung — Compact string combiner with integrated surge protection, ideal for small to medium-sized commercial systems.
- Weidmüller GAK, 1100V, 2 MPP, 3 Ein-/3 Ausgänge pro MPP, Lasttrennschalter, Verschraubung — For complex string layouts; the integrated load disconnect switch enables selective shutdown and maintenance.
- Weidmüller Feuerwehrschalter 1100V, 4 MPP, Fernabschalter, WM4C — Central remote shutdown for occupational safety and emergency shutdown in larger systems.
Weidmüller Product Group Features
Technically, the components are based on 1100 V DC design, multiple MPP inputs and robust protection classes (IP/UV-resistant). Built-in surge arresters, reliable screw or plug contacts and optional remote shutdown (WM4C) increase safety and service life. The modular design supports efficient energy management, minimizes power losses and enables easy integration into monitoring and control systems — decisive factors for availability and operating costs over the service life.