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Gareth Nolan
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LH transceiver handled long distance links reliably.
J4860C
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HP X121 1G SFP LC LH Transceiver
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J4860C
- Description:
- HP X121 1G SFP LC LH Transceiver
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J4860C Overview
J4860C is a QSFP transceiver module engineered for 100G Ethernet applications. It features LC connectors and is designed for short‐range transmission over multi-mode fiber, supporting both Ethernet and Fibre Channel protocols in a compact QSFP form factor ideal for high-density installations.
Optimized for high-speed data connectivity in data centers, enterprise networks, and telecom environments, the J4860C QSFP28 100G Transceiver Module offers precise physical dimensions and robust performance. Its design meets industry-standard requirements for reliable operation and seamless integration into advanced network infrastructures.
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J4860C Specifications
- Product Type
- Transceiver
- Form Factor
- QSFP
- Data Rate
- 100G
- Connector Type
- LC
- Wavelength
- 850nm
- Transmission Distance
- Short-Range
- Fiber Type
- Multi-mode
- Max Distance
- 100 meters
- Supported Protocols
- Ethernet, Fibre Channel
- Network Interface
- Ethernet
- Power Consumption
- 8W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Product Name
- J4860C QSFP28 100G Transceiver Module
- Height
- 0.65 inches
- Width
- 0.8 inches
- Depth
- 2.0 inches
- Weight
- 0.2 lbs
J4860C Use Case
Campus Backbone Extension with 1G SFP LC LH Transceiver
In a multi-building university network, the J4860C-HP X121 1G SFP LC LH Transceiver provides a seamless 10 km link over single-mode fiber. This solution delivers low-latency, high-availability connectivity across departments, reduces fiber infrastructure costs, and ensures campus-wide network consistency for research, administration, and digital learning platforms.
High-Availability Data Center Uplink Deployment
For enterprise data centers requiring redundant uplinks, the J4860C-HP X121 1G SFP LC LH Transceiver integrates with HP switches to deliver hot-swappable, plug-and-play fiber connectivity. IT teams achieve simplified maintenance, zero downtime during upgrades, and enterprise-grade signal integrity, ensuring uninterrupted service delivery and optimal network performance.
Remote SCADA and Industrial Automation Networking
In utility substations and remote industrial sites, the J4860C-HP X121 1G SFP LC LH Transceiver provides EMI-immune, long-reach fiber connections up to 10 km. This robust transceiver supports mission-critical SCADA systems and real-time process control, enhancing operational reliability, reducing electromagnetic interference risks, and securing vital data transmission in harsh environments.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| J4860C |  JW091A |  455886-B21 |  QW929A |  J8438A | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP | SFP+ | SFP+ | SFP+ | SFP+ |
| Data Rate | 100G | 10G | 10G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 850nm | 850 nm | 850nm | 850 nm | 850 nm |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Short-Range | Short-Range |
| Fiber Type | Multi-mode | Multi-mode | Multi-mode | Multi-mode | Multi-mode |
| Max Distance | 100 meters | 300 meters | 300 meters | 300 meters | 300 meters |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet, Fiber Channel | 10G Ethernet | Ethernet, Fibre Channel | Ethernet |
| Network Interface | Ethernet | Fiber | Ethernet | Ethernet | Fiber |
| Power Consumption | 8W | 2.5W | 3.5W | 3.5W | 3.5W |
| 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 | J4860C QSFP28 100G Transceiver Module | JW091A 10G SFP+ Transceiver | 455886-B21 10G SFP+ LC Transceiver Module | QW929A High Performance SFP+ Optical Transceiver Module | J8438A 10G SFP+ Transceiver |
| Height | 0.65 inches | 0.13 inches | 0.65 inches | 0.33 inches | 0.3 inches |
| Width | 0.8 inches | 0.79 inches | 0.55 inches | 0.78 inches | 0.6 inches |
| Depth | 2.0 inches | 3.56 inches | 0.36 inches | 1.2 inches | 1.6 inches |
| Weight | 0.2 lbs | 0.18 lbs | 0.1 lbs | 0.05 lbs | 0.2 lbs |
Reviews & Ratings
S
Sami Ullah
5
Good optical power and stable performance.
V
Victor Rios
5
Recognized immediately by switches.
J
Jens Petersen
5
Solid choice for extended fiber runs.
L
Luke Turner
5
Met deployment needs.
Questions & Answers
What is the HP X121 1G SFP LC LH Transceiver (SKU: J4860C)?
The HP X121 1G SFP LC LH Transceiver (J4860C) is a hot-pluggable optical module designed for 1 Gigabit Ethernet connections over single-mode fiber with an LC duplex interface and a link length up to 10 km.
Which HP switches are compatible with the J4860C transceiver?
The J4860C transceiver is fully compatible with HP ProCurve, Aruba and HPE FlexNetwork switches featuring SFP ports supporting 1000BASE-LX/LH modules.
What optical fiber type and connector does the J4860C use?
It uses single-mode fiber (SMF) with an LC duplex connector interface to ensure low-loss, high-speed data transmission.
What is the maximum cable distance supported by the HP X121 1G SFP LC LH Transceiver?
The transceiver supports link lengths of up to 10 kilometers over single-mode fiber at 1 Gbps.