Generac 0L3731 Voltage Regulator AVR MACE. This regulator uses a single AMP Seal type connector.
5/18/2022 These are currently backordered from Generac. Current estimates are June. We can place you in line for one of them when they arrive if ordered. Thanks!
If your Generac Generator's output voltage is too high, this is most likely the bad part and it will need to be replaced.
Used in the Generac Liquid Cooled Generator lineup using the H-100 H Panel controller & others.
*Please Read*
Adjustments to this regulator are done through the control panel interface and can only be made by qualified technicians with access to Generac's GenLink software. If the output voltage needs to be calibrated, it will require an authorized dealer to do so.
If you are not comfortable with anything mentioned above, seek a Generac Authorized Dealer to assist with the install and calibration. Dangerous voltages are present when working with generators!
Generac replacement parts will also usually fit the following Generac branded generators: Honeywell, Guardian, Siemens, Carrier, Watchdog, Centurion, Eaton & Bryant.
If you need Generac generator troubleshooting support, please visit our interactive forum