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JD121A-C
10G XFP ER Transceiver HP X135 Compatible
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JD121A-C is a SFP+ transceiver module engineered for 10G Ethernet applications. It features an LC connector type and supports a 10G data rate over multi-mode fiber with a short-range transmission design, making it ideally suited for data center, enterprise network, and telecom applications. The module adheres to Ethernet protocols and has physical dimensions tailored for efficient installation in high-density environments.
JD121A-C is designed with a compact SFP+ form factor that aligns with industry standards, ensuring reliable optical performance and seamless integration with equipment from leading vendors such as Cisco, Juniper, Huawei, and Arista. Its robust design and optimal power characteristics make it an excellent choice for modern network infrastructures requiring consistent, high-speed communication.
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| 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 | LC |
| Wavelength | 850nm | 1310 nm | 1310nm | 850 nm | 1310 nm |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Short-Range | Short-Range |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Multi-mode | Single-mode |
| Max Distance | 300 meters | 10 km | 10 km | 300 meters | 10 km |
| Supported Protocols | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 1.5W | 2.3W | 3.5W | 3.5W | 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 | JD121A-C 10G SFP+ Transceiver Module | JD117B-C | JD108B-C 10G SFP+ Transceiver | JC011A-C SFP Transceiver Module | JC010A-C 10G SFP+ Transceiver Module |
| Height | 0.25 inches | 0.9 inches | 0.13 inches | 0.25 inches | 0.31 inches |
| Width | 0.90 inches | 2.0 inches | 0.55 inches | 0.75 inches | 0.87 inches |
| Depth | 1.75 inches | 1.1 inches | 0.5 inches | 1.5 inches | 1.60 inches |
| Weight | 0.08 lbs | 0.1 lbs | 0.07 lbs | 0.1 lbs | 0.1 lbs |
Exceptional XFP ER performance over 40km. Clean 10G signal with great margins. Seamless X135 integration.
Reliable long-haul signaling. Zero downtime since installation. Carrier-class stability for regional backbones. Recommended.
Outstanding 40km reach. Recognized immediately by hardware. No packet loss or signaling drift. Solid build.
Powerful 10G signaling. Easy to deploy. Reliable data transport for mission-critical fiber circuits. Very professional.
Consistent, sturdy ER transceivers. Handles production traffic effortlessly. Great value and excellent build quality.
The JD121A-C is a high-performance 10 Gigabit XFP ER (Extended Reach) optical transceiver designed to be fully compatible with HP X135 and other XFP-enabled networking equipment.
This transceiver is validated for seamless operation in HP, HPE, Cisco, Juniper, Arista and other major vendors’ XFP ports that support 10G ER optical modules.
The JD121A-C supports extended-reach single-mode fiber links up to 40 kilometers over G.652 standard fiber at 10.3125 Gbps.
It operates at an optical wavelength of 1310 nm, optimized for extended-reach applications in single-mode fiber networks.