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QSFP-40G-LR4, 40GBASE-LR4 QSFP+ 1310nm 10km DOM Duplex LC MMF Industrial Optical Transceiver ModuleSKU: QSFP-40G-LR4Mfr Part #: QSFP-40G-LR4As low as $162.31 - $179.10
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QSFP+-40G-LR, 40G QSFP+ 1310nm 2km DOM Duplex LC MMF Optical Transceiver ModuleSKU: QSFP+-40G-LRMfr Part #: QSFP+-40G-LRAs low as $173.13 - $191.04