ElectroSport Regulator/Rectifier - ESR644

ESR644 is a modern high quality regulator that is a plug-In replacement for the OEM regulator on various Yamaha ATV models. We incorporated the newest version of our advanced power circuit and we combined that with our highly efficient heat sink.

The ESR644 offers superior performance compared to the OEM regulator. It combines very accurate control of output voltage with with the high efficiency of our rectifier bridge. The result is a perfect charge to the battery at any engine RPM and a much cooler running unit which translates into super reliability.

ElectroSport offers ESR644 with a full one year warranty.

Features:

• High quality and better-than-OEM regulator/rectifier
• We built these stators using the latest technology in regulator circuitry, and use a very efficient heat sink to get rid of the heat quickly and efficiently
• Controls the output voltage very accurately resulting in a perfect charge rate for your battery across the RPM range
• Thanks to the modern power circuits it runs much cooler than the OEM unit which drastically improves reliability compared to stock
• 1-year manufacturer's warranty

Installation Instructions (1.61 MB)