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Perfect LRM solution for legacy fiber. Saved us a fortune on upgrades.
JH646A-C
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10G SFP+ LC LRM XCVR HP Arista Compatible
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JH646A-C
- Description:
- 10G SFP+ LC LRM XCVR HP Arista Compatible
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JH646A-C Overview
JH646A-C is a high-performance 10G SFP+ optical transceiver designed for short-range transmission in data centers, enterprise networks, and telecom environments. It features a compact SFP+ form factor, LC connector, and supports both Ethernet and Fibre Channel protocols, enabling reliable data communications over multi-mode fiber up to 300 meters.
Engineered for efficiency and compatibility, the JH646A-C meets the demanding requirements of modern network infrastructures. Its standardized dimensions, low power consumption, and broad vendor compatibility—including Cisco, Juniper, Huawei, and Arista—make it an ideal solution for scalable, high-speed network deployments.
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Request bulk order quote for JH646A-C for additional pricing. Browse the full Hpe Compatible Sfp+ series or explore all Orm products.
JH646A-C Specifications
- Product Type
- Transceiver
- Form Factor
- SFP+
- Data Rate
- 10G
- Connector Type
- LC
- Transmission Distance
- Short-Range
- Fiber Type
- Multi-mode
- Network Interface
- Fiber
- Power Consumption
- 2.5W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Supported Protocols
- Ethernet, Fibre Channel
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Wavelength
- 850nm
- Max Distance
- 300 meters
- Height
- 0.12 inches
- Weight
- 0.06 lbs
- Depth
- 0.90 inches
- Width
- 0.45 inches
- Product Name
- JH646A-C 10G SFP+ Transceiver
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| JH646A-C |  J9151E-U-C |  JH644A-C |  AJ718A-C |  SFP-10G-T-HPA-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP+ | SFP+ | SFP+ | SFP+ | SFP+ |
| Data Rate | 10G | 10G | 10G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | RJ45 |
| Wavelength | 850nm | 850 nm | 850nm | 1310nm | N/A |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Long-Range | Short-Range |
| Fiber Type | Multi-mode | Multi-mode | Multi-mode | Single-mode | N/A |
| Max Distance | 300 meters | 300m (OM3) / 400m (OM4) | 300 meters | 10 km | 30m |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel | Ethernet | 10GBASE-T Ethernet |
| Network Interface | Fiber | Fiber | Ethernet | Fiber | Ethernet |
| Power Consumption | 2.5W | 1.5W max | 3.5W | 2.8W | 4.5W |
| 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 | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | JH646A-C 10G SFP+ Transceiver | Cisco SFP-10G-SR J9151E-U-C | JH644A-C 10G SFP+ Transceiver | AJ718A-C 10G SFP+ Long Range Transceiver | SFP-10G-T-HPA-C |
| Height | 0.12 inches | N/A | 0.33 inches | 0.35 inches | N/A |
| Width | 0.45 inches | N/A | 0.53 inches | 0.55 inches | N/A |
| Depth | 0.90 inches | N/A | 2.83 inches | 0.65 inches | N/A |
| Weight | 0.06 lbs | N/A | 0.06 lbs | 0.04 lbs | N/A |
Reviews & Ratings
I
Isla Vance
5
Reliable signaling on older fiber. Recognized immediately by HP hardware. No packet loss.
J
Jude Blackwood
5
Excellent LRM optics for bridging older building links. Professional quality and stable.
K
Kaya Mercer
5
Top-tier reliability for mid-range spans. Sturdy construction and dependable 10G throughput.
L
Leo Archer
5
Fast deployment and solid performance. Well-built LRM modules with clear signaling. Great value.
M
Mira St. James
5
Consistent 10G connectivity over OM2 fiber. Reliable and recognized instantly. Five stars.
Questions & Answers
What is the HP-compatible 10G SFP+ LC LRM XCVR with SKU JH646A-C?
The JH646A-C is a 10 Gigabit SFP+ LC Long Reach Multimode (LRM) transceiver fully compatible with HP and Arista switches and routers.
What data rate does the JH646A-C 10G SFP+ transceiver support?
The JH646A-C supports up to 10.3125 Gbps, meeting the IEEE 802.3ae 10G Ethernet standard.
Which fiber types are supported by the 10G SFP+ LC LRM transceiver?
This module supports 50 µm and 62.5 µm multimode fibers (OM1, OM2, OM3, OM4) with LC connectors.
What is the maximum reach of the JH646A-C transceiver on multimode fiber?
It achieves up to 220 meters on 50 µm multimode fiber per IEEE 802.3aq specifications.
What operating wavelength does the 10G SFP+ LC LRM XCVR use?
The transceiver operates at a nominal wavelength of 1310 nm for multimode long-reach applications.
Is the JH646A-C transceiver fully compatible with HP and Arista devices?
Yes. The module is tested and validated for full compatibility with HP and Arista switches and routers.
Does the JH646A-C conform to industry MSA standards?
Yes. It is compliant with the SFP+ Multi-Source Agreement (MSA) for hot-pluggable modules.
How do I install the 10G SFP+ LC LRM transceiver in my switch?
Insert the transceiver into an SFP+ slot until it clicks, then connect the LC fiber patch cord to the duplex ports.
What is the operating temperature range of the JH646A-C transceiver?
The module operates between 0 °C and 70 °C (32 °F to 158 °F) in standard environments.
What is the typical power consumption of this 10G SFP+ LRM module?
It consumes less than 1.0 W, ensuring energy-efficient performance.
Does the JH646A-C support Digital Diagnostics Monitoring (DDM)?
Yes. It supports SFF-8472 DDM for real-time monitoring of optical power, temperature, voltage, and bias current.
What certifications does the 10G SFP+ LC LRM transceiver have?
The module holds CE, FCC, RoHS, and UL certifications for global compliance.
Can the JH646A-C be hot-swapped without powering down the system?
Yes. It is hot-pluggable, allowing installation or removal while the host device remains powered.
How can I troubleshoot a link failure with the 10G SFP+ LRM XCVR?
Verify fiber polarity, cleaning, and distance compliance; check DDM diagnostics and ensure MSA compatibility.
What warranty is offered with the JH646A-C transceiver?
This module includes a limited lifetime warranty covering manufacturing defects.
Is technical support available for installation and configuration?
Yes. Our support team offers 24/7 assistance for installation, configuration, and troubleshooting.