StarTech.com Citrix 3013936-E2 Compatible QSFP+ Module - 40GBase-SR4 Fiber Optical Transceiver (3013936-E2-ST) - 100% Citrix 3013936-E2 compatible guaranteed - Lifetime Warranty on all QSFP+ modules - Meets or exceeds OEM specifications - Our QSFP+ modules comply w/ MSA industry standards - Low power consumption of < 0.7W - Hot-swappable w/ Multi Mode modules: