StarTech.com Arista Networks QSFP-40G-LR4 Compatible QSFP+ Module - 40GBase-LR4 Fiber Optical Transceiver
ARISTA NETWORKS QSFP-40G-LR4
1270nm to 1330nm LC Connector TECHNICAL SPECS: 40GBASE-LR4 40Gbps Single Mode (SMF) 100% ARISTA NETWORKS QSFP-40G-LR4 COMPATIBLE QSFP+ TRANSCEIVER: Designed, programmed and tested to work with compatible Arista Networks switches and routers to deliver dependable 40GbE connectivity