Prestolite / Leece-Neville Voltage Regulator – 12V, 4 Amp 8RF2012A

The Prestolite Leece-Neville 8RF2012A Voltage Regulator is a high-quality 12-volt electronic regulator designed to maintain stable charging voltage in alternator systems.

It controls output voltage to protect batteries and electrical components from over-charging or under-charging.

The regulator features a rugged aluminum housing for durability in harsh operating environments and color-coded wiring for easy installation. It is commonly used in industrial engines, heavy equipment, generators, agricultural machinery, and commercial vehicles equipped with Prestolite or Leece-Neville alternators.