3WA3110-2.A11-....Brand: SiemensMPN: 3WA3110-2.A11-....Non-automatic fix-mounted circuit breaker, UL1066/IEC60947-2, FS 1, 4-poles, N-pole left, In=1000A up to 508V AC 50/60Hz, breaking capacity N, 50kA at 508V AC, Request a quote