RealSea’s SFP28 passive cable uses shielded high-speed differential cables,compliant with 25G Ethernet IEEE802.3by standard and SFF-8402 SFP28 standard, it supports 25G transmission rate and can be backward compatible with low-rate applications.The SFP28 passive cable is the preferred solution for 25G rate short-distance applications. It is commonly used for data transmission between data centers and cabinets or adjacent cabinets,its biggest features are low cost, ultra low power consumption (less than 0.1 watt) and high reliability.