40G QSFP+ to 4xSFP+ high-speed cable (DAC) is pre-terminated with QSFP+ connectors on one end and four 10G SFP+ connectors on the other end for connection to 40G devices and 10G devices for 10G and 40G network connections. The 4pcs 10Gpbs interfaces can be designed to actively unlock and passive unlock.
● Product origin: China
● Delivery time: 7 -10 workdays
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QSFP+ to 4SFP + Passive Direct Copper is a cost-effective, high-speed interconnect solution that allows cables to connect QSFP+ and SFP+ switches and network devices without the need to upgrade an entire data center or storage array. Enables Customers to Interconnect Between 40G and 10G Devices (NIC / HBA / CNA, Switch Devices, and Servers).
• Protocol agnostic support of 40GbE, QDR InfiniBand, SAS & Fibre Channel
• Up to 10.3125 Gbps transfer rate per SFP+ channel (40Gb/s aggregate)
• Allows auto-negotiation between two connected devices for optimal network throughput
• Compliant with SFF-8436/SFF-8432
• Compliant with IEEE 802.3ba/Infiniband QDR specifications
• Enhanced EMI/EMC performance
• Supports serial ID functionality through EEPROM
• Passive cable assembly supports distances up to 10 meters
• 30AWG to 24AWG cable sizes available
• RoHS compliant and Halogen-Free option available
• Switches/Routers/HBAs/SAN, NIC cards
• Server & Storage Devices
• Data Center Networking
• Fiber Channel
• InfiniBand QDR/DDR
• 10Gbs/40Gbs Ethernet
Q1: What is a 100G QSFP28 DAC Cable?
A1: A 100G QSFP28 DAC (Direct Attach Copper) Cable is a high-speed copper cable assembly with QSFP28 connectors on both ends, designed for 100GbE short-range connections between switches, servers, and storage systems.
Q2: Are DAC cables plug-and-play?
A2: Yes. Most DAC cables are plug-and-play and require no configuration. Once connected, the devices automatically negotiate the link speed.
Q3: Is QSFP28 DAC Compatible with Cisco / Arista / Mellanox?
A3: Yes, most manufacturers offer vendor-compatible QSFP28 DAC cables, including:
Q4: What is the Maximum Distance for 25G SFP28 DAC?
A4: Typical supported distances include:
