High Speed, 5 V, 0.1 µF CMOS RS-232 200kBPS Transceiver with 2 Drivers, 2 Receivers, Shutdown and Enable Pins

5 V, Slew-Rate Limited, Low Power, 250 kbps, Full Duplex EIA RS-485 Transceiver
IC TRIPLE LINE TRANSCEIVER, PDIP24, PLASTIC, MO-095AG, DIP-24, Line Driver or Receiver

Nanahoshi Kagaku NJC-2410-ADM, 10 Pole Female Straight Cable Mount Circular Connector, Shell Size 24,Male Contacts

Nanahoshi Kagaku, 16 Pole Cable Mount Connector Socket, 24 Shell Size, Male Contacts

Nanahoshi Kagaku, 12 Pole Cable Mount Connector Socket, 20 Shell Size, Male Contacts