NIB – Eaton – BWH2100 – Eaton Bw Main Breaker, 100A, Two-Pole It is designed for use in ECB Unit Enclosures and supports wire sizes ranging from #2 AWG to 300 kcmil Cu/Al. Circuit Breaker Type: BR. 22,000 AIC with Types BD, BR, BQ, BQC and GFCB with BRH main. 25,000 AIC with BWH main. byJuly 3, 2026