CR123C18.0B – General Electric Nema Starter Overload Relay Heater
General Electric thermal overload heater class 20 with 0 1 2 nema size it has a standard trip with motor fla 17.8 to 20.1 ampere 1 phase 16.8 to 17.9 ampere 3 phase and used on Cr324c/Cr324d series overload relay starter.