As an Amazon Associate, we earn from qualifying purchases. Home » ProLine » QSFP-40G-LR4-S-PRO Proline Cisco QSFP-40G-LR4-S Compatible QSFP+ TAA Compliant Transceiver - Q ProLine . QSFP-40G-LR4-S-PRO Gallery Attributes Brand name, Manufacturer name, ManufacturerProLine keywordsProline Cisco QSFP-40G-LR4-S Compatible QSFP+ TAA Compliant Transceiver - QSFP+ transceiver module - 40 Gigabit LAN, Transceiver Modules, Networking, QSFP-40G-LR4-S-PRO moq, multiple, tierMinQty11 MPNQSFP-40G-LR4-S-PRO qtyInStock28 SKU3716581 snippetProline Cisco QSFP-40G-LR4-S Compatible QSFP+ TAA Compliant Transceiver - Q tierPrice1632.99 Distributor offers SellerSKUMOQIn stockMultiplePrices CDW371658112811 @ $632.99