E-T-A Circuit Breakers 3130-FA2A-P7T1-W01Q-X3130-A040001-M-5A Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double