The ADVR-12 Universal Voltage Regulator is accepted worldwide as the only Quality, Legal and Cost effective aftermarket replacement for Genuine CAT VR6 & VR3.
* Single/Three Phase Sensing and Single/Three Phase Power Input 12 Amp AVR.
* Can accept multiple power inputs such as Shunt, Auxiliary Winding & PMG.
Brochure & Manual: http://www.sp-powerworld.com/products/universal-series-avr/advr-12