611901-001 - HP - Second Serial Port with Cable 611901-001 - HP - Second Serial Port with Cable $109.82 $93.07
487120-001 - HP - 6730b Serial Port Board with Cable 487120-001 - HP - 6730b Serial Port Board with Cable $69.38 $58.80
450736-001 - HP - Secondary Serial Port Cable Assembly 450736-001 - HP - Secondary Serial Port Cable Assembly $83.12 $70.44
171241-008 - HP - 2.65-inch Flying Serial Port with Cable 171241-008 - HP - 2.65-inch Flying Serial Port with Cable $137.33 $116.38
372111-001 - HP - Serial / Parallel Port Expansion Card with Cables 372111-001 - HP - Serial / Parallel Port Expansion Card with Cables $69.38 $58.80