HPE 1990‑4363 1Gb 1000Base‑LH SFP Transceiver
Overview
The HPE 1990‑4363 is a 1 Gb small-form-factor pluggable (SFP) transceiver designed for long-distance single‑mode fiber links. It uses a 1550 nm laser to achieve up to 70 km reach over SMF (single‑mode fiber). It is suited for enterprise campus backhaul, data‑center interconnects or branch‑office WAN links. The transceiver fits any compatible SFP slot on HPE / Aruba switches, routers or other networking equipment, and supports standard Gigabit Ethernet signaling.
Key Features
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1 Gb/s data rate for Gigabit Ethernet
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1550 nm wavelength optimized for long-distance SMF
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Reach up to 70 km over single-mode fiber
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Duplex LC connector for stable fiber links
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Digital diagnostics (DDM) support for real‑time monitoring


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