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J4860C
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- 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 |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco | Cisco, Juniper, Huawei, Arista | N/A | Cisco |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 100G | 100Mbps | 10G | 10G | 10G |
| Depth | 2.0 inches | 1.8 in | 0.60 inches | N/A | 1.50 in |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | QSFP | SFP | XFP | SFP+ | SFP+ |
| Height | 0.65 inches | 0.6 in | 0.70 inches | N/A | 0.63 in |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 100 meters | 10 km | 80 km | 41.3 km | 40km |
| Network Interface | Ethernet | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 8W | 1.2 W | 6.2W | N/A | 1.5W |
| Product Name | J4860C QSFP28 100G Transceiver Module | GLC-FE-100LX-RGD-C | DWDM-XFP-3112-ER-C | ONS-XC-10G-EP41.3-C | EX-SFP-10GE-ERD4214-C |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet |
| Transmission Distance | Short-Range | Long-Range | Extended-Range | Extended-Range | Extended-Range |
| Wavelength | 850nm | 1310 nm | 1550 nm | 1310 nm | 1550nm |
| Weight | 0.2 lbs | 0.11 lbs | 0.22 lbs | N/A | 0.09 lbs |
| Width | 0.8 inches | 0.7 in | 0.80 inches | N/A | 1.02 in |
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Questions & Answers
Q
What is the HP X121 1G SFP LC LH Transceiver (SKU: J4860C)?
A
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.
Q
Which HP switches are compatible with the J4860C transceiver?
A
The J4860C transceiver is fully compatible with HP ProCurve, Aruba and HPE FlexNetwork switches featuring SFP ports supporting 1000BASE-LX/LH modules.
Q
What optical fiber type and connector does the J4860C use?
A
It uses single-mode fiber (SMF) with an LC duplex connector interface to ensure low-loss, high-speed data transmission.
Q
What is the maximum cable distance supported by the HP X121 1G SFP LC LH Transceiver?
A
The transceiver supports link lengths of up to 10 kilometers over single-mode fiber at 1 Gbps.
Q
Is the J4860C module hot-swappable?
A
Yes, the HP X121 1G SFP LC LH Transceiver is hot-pluggable, allowing you to insert or remove it without powering down the host device.
Q
What data rate does the HP X121 support?
A
The module supports a data rate of 1 Gbps (1000BASE-LX/LH) on single-mode fiber.
Q
How do I install the HP X121 1G SFP LC LH Transceiver?
A
Simply insert the transceiver into an empty SFP port until it clicks, connect your LC fiber cable, and verify link status via your switch’s management interface.
Q
Does the J4860C support Digital Optical Monitoring (DOM)?
A
Yes, this transceiver supports DOM for real-time monitoring of optical output power, input power, temperature, voltage and laser bias current.
Q
What environmental conditions does the HP X121 require?
A
Operating temperature ranges from 0°C to 70°C, with relative humidity of 5% to 85% (non-condensing) for reliable performance.
Q
What warranty does the J4860C transceiver come with?
A
The HP X121 transceiver includes a one-year limited warranty backed by HPE support; extended warranties are available through HPE Care Pack services.
Q
Can I mix third-party fiber transceivers with HP switches?
A
For guaranteed interoperability and support, HP recommends using certified HP transceivers like the J4860C; third-party modules may void support and warranty.
Q
How can I verify the specification of my installed J4860C transceiver?
A
Use your switch’s CLI or GUI commands (e.g., show transceiver details) to display vendor, part number and DOM readings for confirmation.
Q
What is the typical power consumption of the HP X121 1G SFP LC LH?
A
The module consumes less than 1W of power, ensuring energy-efficient operation within HP network switches.
Q
Where can I purchase the HP X121 1G SFP LC LH Transceiver (J4860C)?
A
You can buy the transceiver through authorized HPE resellers, the HPE online store or certified IT distributors for genuine product assurance.
Q
How does the HP X121 differ from 1000BASE-SX SFP transceivers?
A
Unlike 1000BASE-SX modules that use multimode fiber up to 550m, the X121 operates on single-mode fiber for distances up to 10 km.
Q
Can the J4860C be used in DWDM or CWDM networks?
A
No, the HP X121 is a standard 1000BASE-LX/LH transceiver and is not wavelength-tuned for DWDM or CWDM applications.
