Fangrui Product Details Applicable For: 0f97190srv Voltage Regulator Fit For Generac Generators; Replaces And Interchanges With 81918, 83049, 083049 0830490srv, 83049gs, Srv83049, F9719, 0f9719, 0f97190srv Models.this Regulator Is Not Suitable For 0g2885/0g2885a/0g28850srv Voltage Regulators. Compatible Models: 0f9719, 083049 And 083048 Are Virtually The Same, Except The 083048 Has No Cooling Fins On The Back Of The Regulator. These Regulators Can Be Interchanged, But The 083049 And 0f9719 Are Thicker Due To The Cooling Fins And Will Require Longer Bolts To An 083048. Solve Problem: If The Output Voltage Of Your Generator Is Too High, There May Be A Problem With The Rectifier And It Needs To Be Replaced In Time. It Can Adjust The Voltage Output Of The Generator To Ensure A Stable And Continuous Power Supply, Thereby Providing A Safer And More Efficient Travel Experience. High-quality: Made Of High-quality Materials And Processed With Multiple Precision Processes, It Is Durable And Has Stable Performance. 0f9