Fronius Backup Switch 1PN/3PN-63A
Note: Designed for 1- and 3-phase systems where neutral conductor separation is required.
The Fronius Backup Switch is a cost-effective 3-way switch for manual activation of backup power operation in conjunction with a Fronius Symo / Primo GEN24 Plus inverter.. This allows all connected consumers and generators to be manually disconnected from the public power grid in the event of a power outage, in accordance with the grid operator’s requirements. This solution powers the entire household in full backup mode, providing maximum safety and independence. Once the public power grid is stable again, the Fronius Backup Switch can manually switch back to grid power. As a space-saving solution, the Fronius Backup Switch is easy and quick to install in the distribution cabinet, reducing installation effort and cost.
Features:
- Cost-effective solution for any household
- Suitable for house connections up to 63 A
- Compatible with all installation requirements
- Easy and space-saving installation in the distribution cabinet

