Storm Responder: Fits various 5500W and 6250W surge models. The rotor is the internal spinning component of the alternator that creates the magnetic field required to generate electricity. This is a critical heavy-duty part for repairing units that have engine power but no electrical output.

Storm Responder: Fits various 5500W and 6250W surge models. The rotor is the internal spinning component of the alternator that creates the magnetic field required to generate electricity. This is a critical heavy-duty part for repairing units that have engine power but no electrical output.