The Square D QO 100 Amp 12-Space 12-Circuit Convertible Main Breaker Indoor Load Center is UL Listed for residential, commercial and industrial power distribution. This load center is built with a shielded, tin-plated, copper bus bar that is plated for reliability. QO load centers are tested and listed only for Square D QO circuit breakers that are non CTL Tandems. This breaker box can expand up to 24 spaces. QO load centers are the "World's Finest" designed with industry leading features for flexible application. QO load centers include Plug-On Neutral features engineered for fast installation and wire savings.
Less wiring, clean gutter, fast installation with Plug-On Neutral
Compatible with any QO circuit breaker (except CTL Tandems)
Includes main breaker, enclosure and shielded copper bus bar
Engineered for a quick plug-on neutral breaker connection on every circuit, fewer connections, faster installation and no pigtails frees up gutter space
Includes a combination, surface or flush indoor cover and factory-installed 100 amp QOM100VH main breaker
Compatible with any Square D QO circuit breaker that are non CTL tandem
Accommodates plug-on secondary surge arrestor QO250PSPD, QO2175SB, HEPD50 and HEPD80 (sold separately)
Overhead/underground feed simply by rotating the device before installing, knockouts sizes 1 in, 1,25 in, 1,5 in, 2 in and maximum 2,5 in on the top and bottom
Single phase for use in residential, commercial and industrial cases