Square D QO2175SB 22.5kA Surgebreaker 120/240 VAC 1 phase, 3 wire Surge protection device

QO Load Centers offer premium features by allowing QO breakers, ground arc fault interrupters arc fault interrupters and surge arresters to be installed inside QO Load Centers enable the use of a full complement of accessories. Systems can be single or three phase and have indoor and outdoor versions. Indoor enclosures are designed to rotate 180 degrees to accommodate top or bottom service entrance feed which saves expensive service cable. This Surgebreaker is a secondary surge arrestor for QO load centers.