⚡ Surge into Safety with Siemens! UL/cUL 1449 listed, ensuring compliance with the highest protection standards. Constructed with a commercial-grade NEMA 4X enclosure, perfect for both indoor and outdoor setups. Enjoy peace of mind with a 10-year product and connected equipment warranty. Seamlessly compatible with any brand of load center and breakers for hassle-free integration. Protect your home with a staggering 140,000 Amp surge current capacity per phase. 140,000 Amps Whole house protection 10-year warranty The Siemens FS140 Whole House Surge Protection Device is a robust solution designed to protect your home from electrical surges, featuring a remarkable 140,000 Amp surge capacity, versatile installation options, and a durable NEMA 4X enclosure. With a 10-year warranty and UL/cUL certification, it ensures your home remains safe and secure from unexpected power spikes.