Capacitor

Brushless generators use a capacitor to excite the alternator. Lose the cap, lose the power output. Cheap part, simple test, common fix.

Generator Runs But No Power at the Outlets: The 4 Culprits and the Free Fix

Keith A S. / June 4, 2026

Engine runs fine but the outlets are dead? Four suspects, four tests, four fixes. The free 12V flash-the-field procedure solves about a third of these cases with zero parts.