Sun - 501-6918 - I/O Board Front Fire X4100 501-6918 - SUN - Sun Front I/O Board for Fire X4100 $54.05 $43.94
Sun - 501-7242 - I/O Board Assembly Front 501-7242 - SUN - Sun Front I/O Board Assembly for Fire V445 $88.58 $75.07
Sun - 501-7057 - I/O Board USB 501-7057 - SUN - Sun USB I/O Board Card for Fire X4600 M2 $110.99 $90.24