Surge protection for Residential PV Installations For low power PV applications, i.e. residences and small offices, it is necessary to consider surge protecting the AC output of the Inverter that connects directly into the electric power grid as well as the DC input side of the Inverter fed by the PV modules. PV NETWORK AC NETWORK DS73US-120T/G UL TYPE 1 SPD - Imax 75kA - In 20/30kA - Modular Assembly AC NETWORK Download Brochure Surge Protection for PV Installations Contact us to develop a surge mitigation solution for your application Where to purchase Citel SPD's