Features:950-45 model features large 4-1/2" (114.3mm) diameter button with faceplate designed for 2" x 4" (50.8 x 101.6mm) switch boxes 950-6 model features large 6" (152.4mm) diameter button with faceplate designed for 4" x 4" x 1-1/2" (101.6 x 101.6 x...