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J4859D-C
1G SFP LC LX 10km SMF XCVR HP Aruba Compatible
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J4859D-C is a high-performance SFP+ transceiver module engineered for 10G Ethernet applications. It supports a data rate of 10G and utilizes an LC connector, providing reliable connectivity over multi-mode fiber with short-range transmission capabilities for data centers, enterprise networks, and telecom environments.
The module is designed with a compact SFP+ form factor, adhering to strict physical dimensions that facilitate seamless integration into modern networking equipment. With support for protocols such as Ethernet and Fibre Channel, J4859D-C delivers robust performance along with proven reliability in demanding operational conditions.
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| J4859D-C |  J4859B-C |  J8177B-C |  J4860D-C |  J9142B-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP+ | SFP+ | QSFP | SFP+ | SFP+ |
| Data Rate | 10G | 10G | 100G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 850 nm | 1310 nm | 1310 nm | 850 nm | 1310 nm |
| Transmission Distance | Short-Range | Long-Range | Short-Range | Short-Range | Short-Range |
| Fiber Type | Multi-mode | Single-mode | Multi-mode | Multi-mode | Single-mode |
| Max Distance | 300 meters | 10 km | 150 meters | 300 meters | 10 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 2.5W | 3.5 W | 10W | 3.5W | 1.5 W |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Product Name | J4859D-C 10G SFP+ Transceiver | J4859B-C 10G SFP+ Transceiver Module | J8177B-C 100G QSFP Transceiver | J4860D-C 10G SFP+ Transceiver | J9142B-C SFP+ Optical Transceiver |
| Height | 0.62 inches | 0.65 inches | 0.5 inches | 0.33 inches | 0.87 inches |
| Width | 0.55 inches | 0.65 inches | 0.8 inches | 0.63 inches | 1.66 inches |
| Depth | 3.30 inches | 1.50 inches | 1.2 inches | 2.22 inches | 0.30 inches |
| Weight | 0.09 lbs | 0.10 lbs | 0.1 lbs | 0.10 lbs | 0.12 lbs |
Outstanding LX reach for Aruba switches. Solid 10km performance on single-mode fiber. Recognized instantly with full DOM support. Professional quality.
Perfect integration with our Aruba backbone. The 1000Base-LX link is rock-solid. A dependable choice for inter-building fiber connectivity.
Reliable signaling over long distances. No configuration headaches and steady throughput. These LX modules are a perfect match for our gear.
High-quality optics for modern networks. They provide exactly the reach and stability our Aruba infrastructure requires. Very satisfied with the hardware.
Steady and dependable 1G LX connectivity. The build quality is excellent, ensuring reliable data transport across our regional sites. Five stars.
Excellent value and performance. These modules offer identical specs to the Aruba originals. No issues with compatibility or signal integrity.
The J4859D-C is a hot-pluggable 1 Gigabit SFP transceiver with LC connector, 1310 nm wavelength, and 10 km reach over single-mode fiber, fully compatible with HP Aruba switches.
The J4859D-C is interoperable with Aruba switch models including 2530, 2930F, 2930M, 3810M, 5400R, 6200, 8320 and other SFP-enabled Aruba platforms.
It requires single-mode fiber (SMF) cable terminated with LC connectors for optimal 10 km performance.
Under standard conditions, the J4859D-C delivers reliable links up to 10 kilometers over single-mode fiber.
The transceiver operates at a nominal wavelength of 1310 nm for long-reach single-mode applications.
No, the J4859D-C is engineered exclusively for single-mode fiber and will not meet performance specs on multi-mode cable.
Yes, it supports IEEE 802.3z Digital Diagnostics Monitoring for real-time monitoring of optical power, temperature, and voltage.
Simply insert the hot-pluggable SFP module into an available SFP port until it clicks, then verify link status via your switch’s interface.
The module supports data rates up to 1.25 Gbps for standard 1 Gigabit Ethernet connectivity.
It meets IEEE 802.3z, RoHS, CE, FCC Class B, and ISO/IEC 11801 standards for reliability and safety.
Yes, the J4859D-C comes with a one-year limited warranty covering defects in materials and workmanship.
Check the port LED status on your switch and use CLI commands such as ‘show interfaces transceiver’ to view DDM diagnostics.
Yes, you can insert or remove the SFP module without powering down the switch, ensuring uninterrupted network operation.
Yes, the J4859D-C is fully interoperable and can be used alongside Aruba-branded SFPs in the same chassis.
The module measures approximately 13.4 mm (W) × 56.5 mm (D) × 8.5 mm (H) and weighs around 20 grams.
It operates reliably between 0 °C and 70 °C (32 °F to 158 °F) for standard commercial environments.
By providing stable 1 Gbps links over long distances with low power consumption and real-time diagnostics, it maximizes uptime and efficiency.