Aruba J4859D is a 1Gbps SFP LX transceiver engineered for long-range single-mode fiber links up to 10km.Aruba J4859D is a 1Gbps SFP LX transceiver engineered for long-range single-mode fiber links up to 10km.Aruba J4859D is a 1Gbps SFP LX transceiver engineered for long-range single-mode fiber links up to 10km.
The Aruba J4859D 1G SFP LX transceiver delivers stable long-distance fiber connectivity for enterprise and data center networks. Operating at 1310nm over single-mode fiber, it supports transmission distances up to 10 kilometers, making it ideal for inter-building links, campus backbones, and metro-edge infrastructure. Designed for seamless Aruba switch interoperability, the J4859D ensures exceptional optical performance, low latency, and high reliability. Hot-swappable and standards-compliant, it is a dependable option for expanding long-range network capacity.
Technical Specifications
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Data Rate: 1Gbps
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Wavelength: 1310 nm
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Fiber Type: SMF
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Reach: Up to 10 km
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Connector: LC duplex
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Form Factor: SFP
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Compatibility: Aruba & HPE 1G SFP slots








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