Caterpiller AVR Series
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Caterpiller AVR SeriesCaterpillar VR6 AVR 4A ±1% for SR4/SR4B Alternator
The Caterpillar VR6 AVR delivers 4A continuous output at 63VDC with ±1% regulation for SR4 and SR4B alternators. Self-excited shunt design with under-frequency protection and soft start. Direct OEM replacement. In stock at ZenixPower with 12-month warranty.