What is the difference between Passive DAC and Active DAC Cables?

Pactech is proud to continue offering extensive support to our customers in Hi-speed cables for data center applications, by being the first total solution provider in all form factors covering SFP/QSFP/DSFP/SFPDD/QDD/OSFP. This includes supporting 25G-800G aggregated data-rate in both Passive and Active DAC solutions.

For Passive DAC solutions, we offer 50G-400G PAM4 passive with an extended reach of 3.0m for QDD/OSFP and 4.0m for SFP56/QSFP56/SFPDD/DSFP. 

For Active DAC, we have cable lengths of up to 10m in QSFP28 for 25G-100G, validated 8m for 50G-400G PAM4, and 10m in Q56/DSFP56/SFPDD.

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