Square D by Schneider Electric QO1816M150FTRB QO 150 Amp 8-Space 16-Circuit Outdoor Main Breaker Load Center with Feed-Thru Lug, Includes an outdoor cover and factory-installed QOM2150VH main breaker with feed-thru lugs Accommodates plug-on secondary surge arrestor (sold separately) Main feeders terminate from the top, feeders can enter from any direction, however, device cannot be rotated Single phase Rated 120/240 VAC and 10,000 AIR short circuit current rating