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JC858A-C
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- 40G QSFP+ SR4 850nm Transceiver HP S146 Compatible
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JC858A-C Overview
JC858A-C is a high-performance SFP+ transceiver designed for 10G Ethernet connectivity in data centers, enterprise networks, and telecom applications. It utilizes LC connectors and supports short-range transmission of up to 300 meters over multi-mode fiber, adhering to both Ethernet and Fibre Channel protocols while fitting into standard SFP+ form factor slots.
JC858A-C features a compact physical footprint with dimensions of approximately 0.87 inches in height, 0.45 inches in width, and 0.35 inches in depth, making it ideal for high-density configurations. Its reliable operation, low power consumption, and broad compatibility with major networking vendors such as Cisco, Juniper, Huawei, and Arista make it a preferred solution for modern, high-speed network infrastructures.
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JC858A-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP+ |
| Data Rate | 10G |
| Connector Type | LC |
| Wavelength | 850 nm |
| Transmission Distance | Short-Range |
| Fiber Type | Multi-mode |
| Max Distance | 300 meters |
| Supported Protocols | Ethernet, Fibre Channel |
| Network Interface | Fiber |
| Power Consumption | 2.5 W |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista |
| Product Name | JC858A-C SFP+ Transceiver Module |
| Height | 0.87 inches |
| Width | 0.45 inches |
| Depth | 0.35 inches |
| Weight | 0.05 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 / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Juniper |
| Connector Type | LC | MPO | LC | LC | LC |
| Data Rate | 10G | 100G | 10G | 10G | 10G |
| Depth | N/A | N/A | 0.35 inches | N/A | 1.80 inches |
| Fiber Type | Single-mode | Multi-mode | Multi-mode | Single-mode | Multi-mode |
| Form Factor | SFP+ | QSFP28 | SFP+ | SFP+ | XFP |
| Height | N/A | N/A | 0.87 inches | N/A | 0.67 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V / 5V | 3.3V |
| Max Distance | 80 km | 70 m | 300 meters | 80 km | 300 meters |
| Network Interface | Fiber | 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 | 3.5 W | N/A | 2.5 W | N/A | 3.5W |
| Product Name | DWDM-SFP10G-3819-ER-C | J4860C-1370-C | JC858A-C SFP+ Transceiver Module | EX-SFP-10GE-ZR-1570-C | SRX-XFP-10GE-SR-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 | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet |
| Transmission Distance | Extended-Range | Short-Range | Short-Range | Long-Range | Short-Range |
| Wavelength | 1553.3 nm | 850 nm | 850 nm | 1570 nm | 850 nm |
| Weight | N/A | N/A | 0.05 lbs | N/A | 0.2 lbs |
| Width | N/A | N/A | 0.45 inches | N/A | 2.17 inches |
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Questions & Answers
Q
What is the JC858A-C 40G QSFP+ SR4 850 nm transceiver?
A
The JC858A-C is a HP S146–compatible 40 Gbps QSFP+ SR4 optical transceiver module operating at an 850 nm wavelength for high-speed data centers and enterprise networks.
Q
Which devices is the JC858A-C transceiver compatible with?
A
The JC858A-C is compatible with HP Aruba switches and routers that support HP part number S146 modules, including ProCurve, FlexFabric, and A-Series platforms.
Q
What data rate does the JC858A-C support?
A
The JC858A-C supports a data rate of 40 Gbps using four parallel 10 Gbps lanes for IEEE 802.3ba compliant 40 Gigabit Ethernet.
Q
What is the maximum transmission distance of the JC858A-C?
A
Over OM3 multi-mode fiber, the JC858A-C achieves up to 100 meters, and over OM4 fiber, it supports distances up to 150 meters.
Q
What fiber type and connector does the JC858A-C use?
A
The JC858A-C uses multi-mode fiber (MMF) with a MPO/MTP connector interface for parallel optic SR4 links.
Q
What optical wavelength does the JC858A-C operate at?
A
The JC858A-C operates at an 850 nm nominal wavelength, optimized for short-reach multi-mode fiber applications.
Q
What form factor does the JC858A-C transceiver use?
A
The JC858A-C uses the QSFP+ (Quad Small Form-factor Pluggable Plus) form factor for hot-pluggable 40 Gbps connectivity.
Q
Is the JC858A-C module hot-swappable?
A
Yes, the JC858A-C is hot-swappable, allowing you to add or replace the transceiver without powering down the host device.
Q
Does the JC858A-C support digital diagnostics monitoring (DDM)?
A
Yes, the JC858A-C supports SFF-8472 digital diagnostics monitoring to report real-time temperature, voltage, laser bias current, and optical power levels.
Q
What is the operating temperature range of the JC858A-C?
A
The JC858A-C operates reliably within a temperature range of 0 °C to 70 °C (32 °F to 158 °F).
Q
How do I install the JC858A-C transceiver?
A
To install the JC858A-C, align the module with the QSFP+ port, gently insert until it locks, and connect the MPO/MTP fiber cable, ensuring proper latch engagement.
Q
What warranty is offered with the JC858A-C transceiver?
A
The JC858A-C is backed by a two-year warranty covering defects in materials and workmanship for worry-free deployment.
Q
Is the JC858A-C a genuine HP part or a third-party compatible module?
A
The JC858A-C is a fully compatible third-party alternative designed to meet or exceed the specifications of HP S146 genuine modules.
Q
How does the JC858A-C compare to the original HP S146 module?
A
The JC858A-C delivers equivalent 40 Gbps performance, link reach, and diagnostic features at a competitive price point for cost-effective upgrades.
Q
Can I use the JC858A-C in a 40 GbE data center network?
A
Yes, the JC858A-C is ideal for 40 Gigabit Ethernet applications in data centers, high-performance computing clusters, and aggregation layer switching.
Q
What power consumption can I expect from the JC858A-C?
A
The JC858A-C consumes less than 1.5 Watts, meeting IEEE 40 Gbps power budget requirements for QSFP+ modules.
