Generac 0E4911E O2 Sensor Signal Conditioner (White). Note that these signal conditioners are specific to certain sensors and senders. Make sure you're getting the correct part/color for your sending unit.
Generac replacement parts will also usually fit the following Generac branded generators: Honeywell, Guardian, Siemens, Carrier, Watchdog, Centurion, Eaton & Bryant.
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