Marathon SE350 AVR for generator: 1.SE350, 2.Generator avr 3.MARATHON series For AC brushless generator, Marathon SE350 AVR for generator:The SE350 voltage regulator is an encapsulated electronic voltage ... , SAVRH-PCB, SAVRL-75A, SAVRL-PCB.2. Stamford AVR: AS440, MX321, MX321-A, MX341,MX341-A, SX440, SX440-A, SX440-T, SX460, SX460 ...