Siemens QF240 – 40A GFCI Miniature Circuit Breaker Instant Buy

Providing 5mA ground-fault protection for 40A circuits, this two-pole breaker is ideal for spas, hot tubs, and other demanding wet-location applications. It features a 10kAIC rating at 120/240V and utilizes a pigtail neutral for reliable Class A GFCI performance. The unit installs into Siemens PL, ES, EQ, and Ultimate load centers via a standard plug-on mount. While Siemens has transitioned to the newer Q240GF, this original QF240 remains fully compatible with supported enclosures.