HP - JD573B - Switch Module 4-Port RJ-45 Fast Ethernet JD573B - HP - 4-Port RJ-45 10/100 Fast Ethernet L2 Switch SIC A-MSR Module $243.22 $206.12
J4111AU - HP - ProCurve 8-Ports RJ-45 10/100Base-T Fast Ethernet Switch Expansion Module J4111AU - HP - ProCurve 8-Ports RJ-45 10/100Base-T Fast Ethernet Switch Expansion Module CALL FOR PRICE
J4852A#ABA - HP - ProCurve 12-Ports 100Base-FX RJ-45 Expansion Module J4852A#ABA - HP - ProCurve 12-Ports 100Base-FX RJ-45 Expansion Module $303.21 $256.96
J3191A - HP - Fast Ethernet Expansion Module 2 x 100Base-TX RJ-45 Expansion Module J3191A - HP - Fast Ethernet Expansion Module 2 x 100Base-TX RJ-45 Expansion Module $96.12 $81.46
J4892-69001 - HP - ProCurve 12-Ports 100Base-FX RJ-45 Expansion Module J4892-69001 - HP - ProCurve 12-Ports 100Base-FX RJ-45 Expansion Module $233.75 $198.09