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JG661A-LR4L-C
40G QSFP+ LC LR4L SM 2KM Transceiver HP X140 Compatible
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JG661A-LR4L-C is a high-performance SFP optical transceiver engineered for 10G Ethernet applications. Designed with an LC connector and optimized for long-range data transmission, this module meets the stringent requirements of modern data centers, enterprise networks, and telecom infrastructures.
Manufactured in a compact SFP form factor with standardized physical dimensions, JG661A-LR4L-C supports robust Ethernet protocols while delivering reliable connectivity over extended distances. Its single-mode fiber compatibility and precise engineering ensure low latency and high signal integrity, making it a trusted choice for mission-critical network deployments.
JG661A-LR4L-C price is is available on request. Get immediate quote.
Request bulk order quote for JG661A-LR4L-C for additional pricing. Browse the full Hpe Compatible Qsfp+ series or explore all Orm products.
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| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP+ | SFP+ | SFP+ | QSFP28 |
| Data Rate | 10G | 10G | 10G | 10G | 100G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310 nm | 850 nm | 850nm | 1310 nm | 850nm |
| Transmission Distance | Long-Range | Short-Range | Short-Range | Long-Range | Short-Range |
| Fiber Type | Single-mode | Multi-mode | Multi-mode | Single-mode | Multi-mode |
| Max Distance | 10 km | 300 meters | 300 meters | 10 km | 100 meters |
| Supported Protocols | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet | Ethernet, Fibre Channel |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 3.5W | 2.5 W | 3.5W | 1.5W | 15W |
| 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 | JG661A-LR4L-C 10G SFP Optical Transceiver | JC858A-C SFP+ Transceiver Module | E7Y33A-C 10G SFP+ SR Transceiver | JH891A-C | JH890A-C |
| Height | 0.28 inches | 0.87 inches | 0.65 inches | 0.3 inches | 0.62 inches |
| Width | 0.55 inches | 0.45 inches | 0.8 inches | 0.5 inches | 0.88 inches |
| Depth | 2.2 inches | 0.35 inches | 1.8 inches | 1.2 inches | 1.00 inches |
| Weight | 0.1 lbs | 0.05 lbs | 0.1 lbs | 0.04 lbs | 0.25 lbs |
Perfect 2km LR4L solution. Cost-effective and reliable for intra-building 40G links. Solid.
Recognized instantly. Stable 40Gbps performance over 2km SM fiber. Highly recommended hardware.
Excellent build quality. These LR4L transceivers offer clear signaling and easy installation.
Consistent throughput. No configuration issues. Perfect for 40G links up to 2km.
Reliable 40G LR4L. Professional grade optics for high-density switching environments. Very happy.
Outstanding value. Performance is rock-solid for our 2km server cluster interconnects. Recommended.
Top-tier reliability. Easy to deploy and perfectly stable 40G transport. Great alternative.
The JG661A-LR4L-C is a 40G QSFP+ LC LR4L single-mode fiber transceiver supporting up to 2 km links and fully HP X140 compatible.
Yes, the JG661A-LR4L-C is OEM-tested for full interoperability with HP X140 series switches.
It supports single-mode fiber (SMF) using LC duplex connectors.
It supports up to 2 kilometers over standard single-mode fiber.