Product Family X121. Collection Model HP X121. SFP transceiver type: Fiber optic Maximum data transfer rate: 1000 Mbit/s Interface type: SFP. Power consumption (typical): 1 W. Weight: 20 g. A small form-factor pluggable (SFP) Gigabit LH transceiver that provides a full-duplex Gigabit solution up to 70 km on single-mode fiber.
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