... 3.factory direct price 4.M40FA640A in stock Marelli AVR M40FA640A Marelli AVR M40FA640A for generator is suitable for synchronous generator of ... ,SAVRH-75A, SAVRH-PCB, SAVRL-75A, SAVRL-PCB.2. Stamford AVR: AS440, MX321, MX321-A, MX341,MX341-A, SX440, SX440-A, SX440 ... , SX460, SX460-A.3. Leroysomer AVR: R230, R438,R448, R449, SSAYEC432.4. Marathon AVR: SE350.5. Brush AVR: DX-2E, DX-5E, DX ...