HPE JL240
X120 1000BASE-SX MMF Duplex LC SFP Transceiver module– 1 Gbps
The JL240A (X120 series) 1000BASE-SX transceiver is a 1 Gbps SFP module designed for multimode fiber networks using LC duplex connectors. Operating at 850 nm wavelength, it supports link distances up to 550 m on OM4 fiber and up to 500 m on OM3, making it ideal for campus-level interconnects, access switches, and server uplinks. With a low footprint and hot-swappable design, it offers seamless deployment in enterprise-grade networking gear.Perfect for IT teams and data center planners, it delivers reliable, wire-speed Gigabit connectivity with diagnostic support via Digital Optical Monitoring (DOM), ensuring stable network performance across multimode infrastructures.
Features
This compact SFP module seamlessly integrates into any standard LC duplex SFP slot, enabling high-quality 1 Gbps short-range fiber links. Operating at 850 nm, it supports OM1/OM2/OM3/OM4 multimode fiber, delivering up to 275 m on OM2 and up to 550 m on OM4 jet cables . With typical power consumption around 0.8 W and maximum around 1.0 W, it maintains minimal thermal impact
Advanced Options
Fully compliant with IEEE 802.3z and SFF‑8472 standards, the module is hot-pluggable and supports DOM, providing real‑time monitoring of optical parameters such as temperature, voltage, and transmit/receive power Designed for enterprise-class fiber networks, this module ensures consistent low-latency Gigabit links for access or aggregation deployments.
Product Key Features
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1 Gbps data rate SFP transceiver (1000BASE-SX over MMF)
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Duplex LC connector design
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850 nm wavelength for multimode fiber operation
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Up to 550 m reach on OM4 / 500 m on OM3 cable
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Low power draw (~0.8 W typical, ≤1.0 W max)
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Built‑in DOM support via SFF‑8472
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Hot-swappable and IEEE‑compliant pluggable form factor
Reliability & Performance
The built-in DOM feature enables proactive diagnostics and real-time link health monitoring. Its lightweight design (approximately 0.02 kg) and plug-in SFP form factor make it ideal for rack-mounted chassis and distributed edge devices. With low power consumption, it contributes to efficient cooling and thermal stability in high-density networking installations.
Key Features :
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1000BASE‑SX transceiver (1 Gbps over MMF)
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Duplex LC interface
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Wavelength: 850 nm
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Max reach: up to 550 m on OM4, 500 m on OM3
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Power consumption: ~0.8–1.0 W
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Supports Digital Optical Monitoring (DOM)
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Hot-pluggable SFP module
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