QSFP28-100G-CU1M Overview The QSFP28-100G-CU1M is a high-speed, direct-attach cable capable of supporting 100G data transmission. This 1-meter QSFP28 copper cable is designed for short-distance indoor use, making it perfect for close-proximity devices within a data center or high-speed network. Compare to Similar Items The comparison to similar items of QSFP28-100G-CU1M. Model Difference QSFP28-100G-CU5M Longer cable length (5m) QSFP28-100G-CU3M Longer cable length (3m) QSFP-100G-ER4 Optical module, not a direct-attach copper cable QSFP28-100G-CU1M Specification QSFP28-100G-CU1M Specifications Model Name QSFP28-100G-CU1M Type High Speed Direct-attach Cables Length 1m Connector QSFP28 Indoor Use Yes