Eaton, Magnum DS, MDSC20 Low Voltage AC Power Circuit Breaker, 3 Pole, 2000 Amp Frame, Accessories: Motor Operator 110-125VAC, OTS/Bell Alarm, Trip Unit Power 120VAC, Aux Switches 2A/2B, Cat# MDSC203WEA16CMANAA2YNNNAX
MDSC203WEA16CMANAA2YNNNAX Circuit Breaker by Eaton, Cutler-Hammer or Westinghouse