Add to Cart Quick view B&B Electronics 422ICC 1-Port RS-422/485 Serial Card 8-Bit ISA - Handshake B&B Electronics Was: $27.90 Was: $65.00 B&B Electronics 422ICC 1-Port RS-422/485 Serial Card 8-Bit ISA - Handshake This single port Model 422ICCB serial card supports TD, RD, RTS, CTS, DSR, CD, and DTR with an RS-530 compatible male... 12814 SKU: 12814 Weight: 0.95 LBS