Networking > Modules AddOn QSFP-DD Module QDD-400GB-LR4-AO Manufacturer: AddOn Product ID: QDD-400GB-LR4-AO UPC: 821456212331 Our Price : $Price 18,711.13 Quantity Buy Now Description & Specs Reviews Warranty Description Condition: New Specifications Related Items AddOn SFP+ Module ONS-SC+-10GEP59.3-AO ONS-SC+-10GEP59.3-AO Your Price: 4,490.75 Qty: Buy Now Details AddOn SFP+ Module SRXSFPP10GSRETAO SRXSFPP10GSRETAO Your Price: 205.85 Qty: Buy Now Details AddOn HP Compatible 1-Port 1000Base-SX SFP J4858C-AO J4858C-AO Your Price: 47.55 Qty: Buy Now Details Axiom OC-12 Transceiver Module SFP-OC12-LR1-AX SFP-OC12-LR1-AX Your Price: 239.41 Qty: Buy Now Details Axiom 1000Base-LX SFP Module EX-SFP-1GE-LX40K-AX EX-SFP-1GE-LX40K-AX Your Price: 124.70 Qty: Buy Now Details