Why an Upgrade Makes Sense
Many PV systems were installed years ago – using the technology available at the time. But today, the demands on grid stability, self-consumption optimization, and backup power capability have increased significantly. At the same time, technology has advanced. Targeted retrofitting with high-quality components can:
- Increase operational safety
- Optimize self-consumption
- Ensure backup power capability
- Extend the system’s lifespan
- Increase property value
As a specialist in standards-compliant system components for energy storage, grid switching, and safety technology, enwitec offers a wide range of products ideal for retrofitting. Here are the most important solutions at a glance:
? PowerBackup Series – Smart Backup Solutions
- PowerBackup Brain
Benefits: Maximum supply security even during power outages, easy integration into existing systems without complex rewiring. Its AI-based, cloud-enabled architecture ensures future-proof operation and seamless compatibility with modern home technology such as smart meters, heat pumps, or EV chargers. Intelligent load management and sector coupling significantly boost energy efficiency, while automated processes and smart control provide maximum everyday comfort. It also optimizes self-consumption, reduces energy costs, and makes your energy system economically sustainable.
Special feature: Compatible with many inverters, easy integration, high operational reliability.
- PowerBackup Dual EU
Benefits: Flexible energy source selection, automatic switching, ideal for demanding applications.
Special feature: Especially suitable for systems with an additional backup generator.
- PowerBackup 63 Verto Plus
Benefits: Pre-assembled, tested, and ready to use. Saves time and installation effort.
Special feature: Ideal for larger households or small commercial operations.
? Firefighter Switches – Safety for People and Property
Function: Automatically or manually disconnects PV lines in the event of a fire
Benefits: Increases safety for emergency responders and residents, meets legal requirements
Special feature: Also available as accessories and extensions
? Grid Transfer Switches – For Smooth Operation
Function: Automatic or manual switching between grid and off-grid operation
Benefits: Protects the system, easy integration, high reliability
Special feature: Ideal for storage solutions and hybrid systems
? Battery Fuses – Protection for Your Storage System
Function: Protects battery storage systems from overcurrent and short circuits
Benefits: Extends battery life, prevents damage
Special feature: Compatible with many common storage systems
⚡ Grid and System Protection – For Standards-Compliant Operation
Function: Monitors and protects the PV system in accordance with VDE-AR-N 4105
Benefits: Prevents damage from grid disturbances, meets all standards
Special feature: Mandatory for many retrofits – enwitec offers certified quality
☀️ Generator Connection Boxes – For Safe Connections
Function: Safe connection between PV generator and inverter
Benefits: Protection against overvoltage, easy maintenance, durable components
Special feature: Also suitable for larger systems
Conclusion: Your Solar System Deserves an Upgrade
Upgrading with components from enwitec is not just an investment in technology – it’s an investment in safety, efficiency, and future readiness. Whether it’s backup power, grid switching, or battery protection: with enwitec solutions, you’ll get the most out of your existing PV system – reliably, sustainably, and in compliance with standards.
Talk to your installer – or contact us directly at www.enwitec.eu. Together, we’ll make your solar system fit for the future.