Square D™ QO™ and QOB Miniature Circuit Breakers, QOB130VH, come in bolt-on mounted version and in a complete range of amperages and interrupting ranges to fit into various QO distribution panels. With breacking capacity to 22kA. UL listed CSA certified This 1 pole QO circuit breaker is rated at 30A at 120/240VAC. This unit provides 22kA breaking capacity and bolt on mounting. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.