Insulating cover with breakouts for superior electrical insulation Insulating cover meets ABYC insulations requirements MaxiBus Enclosure 2719 Compatible Products: 2127 / 2128 MaxiBus 2301 / 2303 Common Busbar 2701 / 2702 DualBus 185 / 285 Series Circuit Breakers 2016 / 2017 / 2018 Dual PowerPosts 2019 / 2020 PowerBar Common Busbar