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Vigilant MX4428 & F4000 Addressable Systems

F4000(New Network Card) PCB 1901-139-3, RS485 Comms Bd, CMOS, FRC Only PA0773View larger

F4000(New Network Card) PCB 1901-139-3, RS485 Comms Bd, CMOS, FRC Only PA0773

P-PA0773

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