Q120DFN Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare Siemens Q120DFN 20 Amp 1-Pole Dual Function (CAFCI/GFCI) Plug-On Neutral Circuit Breaker, Black(Pack of 10) Added to wishlistRemoved from wishlist 0 Add to compare $450.00 Original price was: $450.00.$415.00Current price is: $415.00. 8%