821455082379

• 8 — Number system
• 21455 — Manufacturer code
• 08237 — Product code
• 9 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

• 821455149973 — Addon-Networking Sfp Transceiver Module Lc Multi-Mode (Sfp-1000Base-Sx-Ao)

Addon-Networking Sfp Mini-Gbic Transceiver Module, Rj-45 (Xbr-000190-Ao)

Search for Addon-Networking Sfp Mini-Gbic Transceiver Module, Rj-45 (Xbr-000190-Ao) on Amazon (or for the code 821455082379)