Generac 50123/050123/G050123 Voltage Adjustment Knob. Used on older model Industrial units including the C Panel. This is JUST for the plastic knob, and not the potentiometer behind it.
Generac replacement parts will also usually fit the following Generac branded generators: Honeywell, Guardian, Siemens, Carrier, Watchdog, Centurion, Eaton & Bryant.
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