This is a double lug lit for Heavy Duty Savety Switches. This has a rated current of 200A. The lug wire range per phase is 6 AWG at 300 kcmil for both copper and aluminum. This lug kit has a range wire bending space of (2) 6 awg at 250 kcmil for both copper and aluminum. This lug kit contains 3 lugs. Order two kits fir line and load lugs. This lug kit is compatable with safewty switches. This accessory complies with UL Listed and CSA standards.