FD63T125, 3 Pole, 125 Amp, Moulded case circuit breaker trip unit, FD-Frame, 600V, Thermal magnetic, Siemens.  TRIP UNIT ONLY.  Factory new.

Please contact us for any assistance in finding parts to build a complete breaker.

Frames: FD63F250, HFD63F250, HHFD63F250

Lugs: TA1FD350A