Amazon.com: Copper DB25 Extension Cable Male to Female, Double-Shielded with foil & Braid D-SUB 25 PIN M/M RS232 Serial Cable use to Run ILDA on Lasers Black 3.3Foot M/F : Electronics
D-SUB 25 pin male
Connectronics 25-Pin D-Sub Male Connector Body Insert DP25B B&H