Siemens QSA2020SPD – 20/20A 2 Pole Miniature Circuit Breaker Final Sale

Engineered for residential applications, this Siemens device integrates two 20A circuits and whole-house surge suppression into one plug-on module. It provides branch overcurrent protection while defending against voltage spikes without taking up extra panel space. The unit mounts into Siemens EQ, PL, and ES series load centers, replacing older QSA2020TVSS models. Rated 10 kAIC at 120/240V, it features a 40kA surge capacity, LED indicators, and a trip-to-notify function for system safety.