StarTech.com Arista Networks QSFP-40G-LR4 Compatible QSFP+ Module - 40GBase-LR4 Fiber Optical Transceiver (QSFP-40G-LR4-AR-ST) - 100% Arista Networks QSFP-40G-LR4 compatible guaranteed - Lifetime Warranty on all SFP modules - Meets or exceeds OEM specifications - Our SFP modules comply w/ MSA industry standards - Low power consumption of < 1.3W - Hot-swappable w/ SM modules: