Maximum system voltage is up to 240 VAC for AQ panelboard line|Field installable kits allow you to shift gears on the fly|Standard Pro-Stock panels have the capability of adding sub feed breaker or feed-through lug in the field|All panel are convertible between main lug or main breaker|Reversible interior and no need to specify top or bottom feed|Solid state Spectra rms or thermal magnetic breakers available as mains or sub-feeds|Flush or surface mounted trims with door within door and front hinge to box options available|Modular kits allow for field installation of 200% neutrals and service entrance bonding straps|Extruded split neutrals speed and simplify wiring|Field installable TVSS (transient voltage surge suppression) kits, 200 kA per phase|Up to six poles of sub feed available in 400 A and 600 A and up to 3-poles of sub feed available in 225 A|76 in H box/front|32 go schedule