HP 12005-69012 - Asynchronous I/O - Fiber optic link to RS-232C/422 - Asynchronous I/O - Fiber Optic Link to RS-232C/422 (12005B) Retail
Hewlett-Packard (HP) A4700-69011 - Motherboard / System Board / Mainboard Sale $209.00 Retail $499.00