HP Q9G82-61001 - Aruba 40G Transceiver (XCVR) - Quad (4-channel) Small Form-Factor Pluggable (QSFP+), Lucent Connector (LC), Extended Reach (ER4), maximum link length of 40 km on Single Mode Fiber (SMF) Retail
HP JL308-61001 - Aruba 40G quad small form factor pluggable (QSFP+) Lucent connector (LC) Bidirectional 150m multi mode fiber (MMF) 2-strand transceiver Retail
HP 660093-001 - Write Cache Flashed Back Capacitor FBWC Battery for P420 and P421 Gen8 G8 Sale $49.00 Retail $79.00