QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip-free toggle mechanism with quick-make, quick break action and positive handle indication They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. This QO miniature breaker is rated as 60 A, 120/240 V, and 2 pole. This unit provides 10 kA breaking capacity and plug in mounting. A full line of factory installed accessories, such as shunt trips, auxiliary switches and alarm switches, is also available QO breakers use a compact 3/4 inch width design for small system footprint. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555 Prop 65: WARNING: This product can expose you to chemicals including: Nickel compounds, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov - Compatible Products: EZM113125; EZM114125; EZM114125X; EZM115125; EZM115125X; EZM313125; EZM314125; EZM314125X; EZM315125; EZM316125X; EZMH314125X; EZMH315125CUX; EZMH315125X; EZMH316125; EZML315125; EZML316125; EZMR114125X; EZMR115125X; EZMR116125; EZMR313125; EZMR313125X; EZMR314125CUX; EZMR314125X; EZMR315125CUX; EZMR315125X; EZMR316125X; EZMT332225; PBPQO4A100; QO124L125PGRB; QO130M150P; QO142M200PRB; QO148L125GF; QO148L125GRB; QO148L125GS; QO1PL; QO2100BNF; QO2DTI; QO320ML1; QO330MQ125RB; QO342L225G; QO342L225GRB; QO342ML2; QO342MQ150; QO342MQ200; QO342MQ200RB; QO342MQ225; QO342MQ225RB; QO403L60NF; QO403L60NRB; QO403L60NS; QO4L100S; QO612L100DSCU; QO612L100S; QO612L100TRB; QO6L100S; QO816L100F; QO816L100RB; QO8L100S; QOM22225NRB; QOM22225NS; QOMB1100; QOMB2; QOMB2L125; QON24L70; QON2L70; QON318L200; QON324L200; QON330L200; QON330L200I; QON342L225; QON816L100; QON816L100BP; HLO1; QO1816M200FTRB; QO2DTIM; QO612L100RB; QO2PAF; QO24L70RB