Description
The AddOn Arista Networks® QSFP-40G-LR4-AR-20-AO is a high-performance, hot-swappable 40GBase-LR4 QSFP+ transceiver designed for data center, enterprise, and access network applications. Delivering up to 40Gbps Ethernet throughput over single-mode fiber (SMF) for distances up to 20km, this module utilizes four CWDM channels operating between 1270nm and 1330nm via an LC duplex connector.
Engineered for seamless compatibility, it is 100% guaranteed to function identically to the OEM Arista Networks® transceiver, with Digital Optical Monitoring (DOM) support for real-time diagnostics and performance monitoring. Fully compliant with IEEE 802.3ba, QSFP+ MSA, and SFF-8436, this module ensures reliability and interoperability across diverse networking environments. Additionally, it is TAA compliant, RoHS certified, and comes with a limited lifetime warranty, making it a dependable choice for scalable, high-speed optical connectivity.
| Specification | Description |
|---|---|
| Brand | AddOn |
| SKU | QSFP-40G-LR4-AR-20-AO |
| Compatibility | Arista Networks® |
| Form Factor | QSFP+ |
| Data Rate | 40Gbps |
| Standards Compliance | IEEE 802.3ba, QSFP+ MSA, SFF-8436 |
| Wavelength | 1270nm – 1330nm (4 CWDM channels) |
| Connector Type | LC Duplex |
| Fiber Type | Single-Mode Fiber (SMF) |
| Max Reach | 20km |
| Optical Components | 4x CWDM DFB transmitter, 4x PIN photodiode receiver |
| DOM Support | Yes |
| Laser Safety | Class 1 |
| Operating Temperature | 0°C to 70°C |
| Storage Temperature | -40°C to +85°C |
| Power Dissipation | 3.5W (max) |
| Module Supply Current | 1100mA |
| Transmitter Launch Power (per lane) | -3 to +2.3 dBm |
| Receiver Sensitivity (OMA) | -11.5 dBm |
| Optical Return Loss Tolerance | 12 dB |
| Extinction Ratio | ≥ 3.5 dB |
| Management Interface | 2-wire serial (I²C) |
| Compliance | TAA, RoHS |
| Warranty | Limited Lifetime Warranty |
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