DescriptionFronius SPD Type 1 & 2 for Symo & Primofor Symo 3.0-0-M-8.2-0-M & PrimoThe Fronius SPD Type 1 & 2 for Symo & Primo is a DC-side surge protection device designed for use with Fronius Symo 3.0-0-M to 8.2-0-M and Fronius Primo inverters. It offers combined Type 1 and Type 2 protection, guarding the PV system against lightning strikes and transient overvoltages.  Ideal for residential and small commercial installations, this surge protection ensures increased system safety, improved reliability, and compliance with stringent grid and safety regulations—especially in areas prone to electrical surges.  Refer to Datasheet