HPE JL485A
25G SFP28 LC eSR 400 m MMF Transceiver
The HPE Aruba JL485A is a high-performance SFP28 transceiver designed for short-reach 25 GbE links over multimode fiber. Ideal for server uplinks, switch interconnects, and data-center backbones, it ensures efficient, low-latency network connections up to 400 m.
Features
Operating at a nominal 25.78 Gbps, the JL485A uses an 850 nm VCSEL laser and supports digital diagnostic monitoring for real-time performance insights. It
Advanced Options
meets IEEE 802.3by and SFF specifications, and its compact SFP28 form factor allows hot swapping for seamless deployment. Tested and certified to work with Aruba CX, 8325, and 8360 switches, it’s a trusted choice for enterprise networks
Product Key Features
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Delivers 25 Gbps Ethernet connectivity over multimode fiber (25GBASE‑ESR)
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LC duplex connector with up to 400 m reach on OM4 MMF (300 m on OM3)
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Low-power VCSEL laser (< 1 W) in energy-efficient SFP28 form factor
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Hot-swappable with full IEEE, MSA, and SFF standards compliance
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Real-time Digital Diagnostics Monitoring (DDM) via I²C
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Fully compatible and tested with HPE/Aruba CX, 8325, and 8360 series
Reliability & Performance
The transceiver provides stable 25 Gbps connections with a solid optical budget (minimum 2.7 dB), ensuring reliable performance over 400 m OM4 fiber. With low power usage (< 1 W) and adherence to HPE’s rigorous QA process, it offers dependable, lifetime-backed performance .
Key Features (Bullet List)
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25 Gbps Ethernet (25GBASE-ESR) support
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LC duplex connector with 400 m OM4 / 300 m OM3 reach
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SFP28 hot-swappable, MSA-compliant module
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850 nm VCSEL laser, power < 1 W
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DDM via I²C (SFF-8472)
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Compatibility: Aruba CX, 8325, 8360 series
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Limited lifetime warranty
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