GTL-232: RS-232C cable for GW Instek devices at reichelt elektronik
Amazon.com: StarTech.com 3m Black Straight Through DB9 RS232 Serial Cable - DB9 RS232 Serial Extension Cable - Male to Female Cable (MXT1003MBK), 10 ft / 3m : Electronics
3ft DB9 to 3.5mm Serial Cable, RS232 - DB9 Cables & DB25 Cables | Cables | StarTech.com
A&D Scales GX-07K 16 Foot Waterproof RS-232C Cable for GF-K and GX-K