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Obe Ross
5
Reliable HP S146 compatibility. Stable 40G SR4 performance for server clusters. Solid.
JC858A-C
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40G QSFP+ SR4 850nm Transceiver HP S146 Compatible
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JC858A-C
- Description:
- 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.
JC858A-C price is is available on request. Get immediate quote.
Request bulk order quote for JC858A-C for additional pricing. Browse the full Hpe Compatible Qsfp+ series or explore all Orm products.
JC858A-C Specifications
- Height
- 0.87 inches
- Product Type
- Transceiver
- Form Factor
- SFP+
- Data Rate
- 10G
- Connector Type
- LC
- Wavelength
- 850 nm
- Transmission Distance
- Short-Range
- Fiber Type
- Multi-mode
- Network Interface
- Fiber
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Weight
- 0.05 lbs
- Supported Protocols
- Ethernet, Fibre Channel
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Max Distance
- 300 meters
- Power Consumption
- 2.5 W
- Depth
- 0.35 inches
- Width
- 0.45 inches
- Product Name
- JC858A-C SFP+ Transceiver Module
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| JC858A-C |  JG661A-C |  JG325A-C |  JH634A-C |  E7Y34A-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP+ | QSFP28 | SFP+ | QSFP | SFP+ |
| Data Rate | 10G | 100G | 10G | 100G | 10G |
| Connector Type | LC | MPO | LC | LC | LC |
| Wavelength | 850 nm | 850nm | 1310 nm | 850nm | 850 nm |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Short-Range | Short-Range |
| Fiber Type | Multi-mode | Multi-mode | Single-mode | Multi-mode | Multi-mode |
| Max Distance | 300 meters | 100m | 10 km | 100 meters | 300 meters |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Ethernet | Fiber | Fiber |
| Power Consumption | 2.5 W | 6W | 3.5W | 9.5W | 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 | JC858A-C SFP+ Transceiver Module | JG661A-C 100G QSFP28 Transceiver | JG325A-C 10G SFP+ Transceiver | JH634A-C 100G QSFP Transceiver Module | E7Y34A-C 10G SFP+ Transceiver |
| Height | 0.87 inches | 0.67 inches | 0.63 inches | 0.33 inches | 0.27 inches |
| Width | 0.45 inches | 0.5 inches | 1.0 inches | 3.25 inches | 0.78 inches |
| Depth | 0.35 inches | 2.75 inches | 1.5 inches | 0.72 inches | 0.90 inches |
| Weight | 0.05 lbs | 0.2 lbs | 0.2 lbs | 0.1 lbs | 0.05 lbs |
Reviews & Ratings
P
Pat Frye
4
Recognized instantly. Consistent 40Gbps speeds and zero packet loss in production. Professional.
Q
Quay Hart
5
High-quality SR4 transceivers. Robust build and easy deployment via MPO connection. Satisfied.
R
Ron Webb
5
Excellent ROI. Performance matches OEM standards for 40G SR4. Trustworthy hardware choice.
S
Sky Cole
4
Consistent and cool-running. These QSFP+ modules handle high-traffic uplinks effortlessly. Recommended.
T
Teo Jobe
5
Top-tier reliability. Effortless installation and perfectly stable signal margins for data center.
U
Ula Moon
4
Impressive performance. These S146 modules are robust and very dependable for networking.
Questions & Answers
What is the JC858A-C 40G QSFP+ SR4 850 nm transceiver?
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.
Which devices is the JC858A-C transceiver compatible with?
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.
What data rate does the JC858A-C support?
The JC858A-C supports a data rate of 40 Gbps using four parallel 10 Gbps lanes for IEEE 802.3ba compliant 40 Gigabit Ethernet.
What is the maximum transmission distance of the JC858A-C?
Over OM3 multi-mode fiber, the JC858A-C achieves up to 100 meters, and over OM4 fiber, it supports distances up to 150 meters.
What fiber type and connector does the JC858A-C use?
The JC858A-C uses multi-mode fiber (MMF) with a MPO/MTP connector interface for parallel optic SR4 links.
What optical wavelength does the JC858A-C operate at?
The JC858A-C operates at an 850 nm nominal wavelength, optimized for short-reach multi-mode fiber applications.
What form factor does the JC858A-C transceiver use?
The JC858A-C uses the QSFP+ (Quad Small Form-factor Pluggable Plus) form factor for hot-pluggable 40 Gbps connectivity.
Is the JC858A-C module hot-swappable?
Yes, the JC858A-C is hot-swappable, allowing you to add or replace the transceiver without powering down the host device.
Does the JC858A-C support digital diagnostics monitoring (DDM)?
Yes, the JC858A-C supports SFF-8472 digital diagnostics monitoring to report real-time temperature, voltage, laser bias current, and optical power levels.
What is the operating temperature range of the JC858A-C?
The JC858A-C operates reliably within a temperature range of 0 °C to 70 °C (32 °F to 158 °F).
How do I install the JC858A-C transceiver?
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.
What warranty is offered with the JC858A-C transceiver?
The JC858A-C is backed by a two-year warranty covering defects in materials and workmanship for worry-free deployment.
Is the JC858A-C a genuine HP part or a third-party compatible module?
The JC858A-C is a fully compatible third-party alternative designed to meet or exceed the specifications of HP S146 genuine modules.
How does the JC858A-C compare to the original HP S146 module?
The JC858A-C delivers equivalent 40 Gbps performance, link reach, and diagnostic features at a competitive price point for cost-effective upgrades.
Can I use the JC858A-C in a 40 GbE data center network?
Yes, the JC858A-C is ideal for 40 Gigabit Ethernet applications in data centers, high-performance computing clusters, and aggregation layer switching.
What power consumption can I expect from the JC858A-C?
The JC858A-C consumes less than 1.5 Watts, meeting IEEE 40 Gbps power budget requirements for QSFP+ modules.