3WA3108-2.B12-....Brand: SiemensMPN: 3WA3108-2.B12-....Fixed-mounted circuit breaker, UL1066/IEC60947-2, FS 1, 4-poles, N-pole left, In=800A up to 508V AC 50/60Hz, breaking capacity N, 50kA at 508V AC, Trip unit ETURequest a quote