Generac 0H91980178 Voltage Regulator AVR GP8000E. Fits certain model GP8000E generators. Always check for corrects parts based on serial number. We can assist. AVR may look slightly different than stock image.
Generac replacement parts will also usually fit the following Generac branded generators: Honeywell, Guardian, Siemens, Carrier, Watchdog, Centurion, Eaton & Bryant.
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