Safety Switch, 30 A, 240 V, 3 Phases, 3 HP, Fusible Fuse, Metallic Material, #14 to #8 Awg (Solid);#14 to #3 Awg (Stranded Copper);#12 to #8 Awg (Solid);#12 to #3 Awg (Stranded Aluminum) Wire Size, 5 In Overall Length, 2-1/8 In Overall Width, 7 In Overall Height, Fusible