400gbase-sr4 400g osfp to 4xqsfp28 breakout twinax copper dac cable (direct attached cable)

400gbase-sr4 400g osfp to 4xqsfp28 breakout twinax copper dac cable (direct attached cable)

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OSFP 400G SR4 Breakout DAC Direct Attach Cable is a twinax cable solution with two copper-based conductors for transmitting electrical signals at short distances. The OSFP Breakout DAC Direct Attach Cable transmit the signals faster (i.e. with a lesser latency) and require considerably less current, compared to electrical signals sent via a twisted pair cable. JT-OSFP-QSFP28-400G-DAC Direct Attach Breakout Cable (DAC) as passive 400 Gigabit to 4x 100 Gigabit Twinax copper type with OSFP to 4x QSFP28 connector, for linking hardware in racks and across adjacent racks. 


  • 4-channel full-duplex passive copper cable
  • OSFP MSA-compliant connectors
  • SFF-8636 compliant I2C management interface
  • IEEE 802.3cd 100GBASE-CR4 compliant
  • InfiniBand HDR compliant
  • Data rate up to 400Gbps (4x 100Gbps)
  • Excellent signal integrity, low insertion loss and low crosstalk
  • Operating case temperature range: 0°C to +70°C
  • Single 3.3V supply voltage
  • RoHS compliant


  • Data com Network
  • 400 Gigabit Ethernet
  • Data Centre
  • InfiniBand HDR
  • Servers, switches, storage

Connector - AOSFP
Connector - B4 X QSFP28
Cable Assembly TypePassive Twinax Copper Cable
Cable TypeInfiniBand HDR, 400GBASE-CR4
Jacket MaterialPVC (OFNR)
Commercial Temperature Range0 to 70°C (32 to 158°F)
TX/RX30 AWG (Up to 3 Meter) 26 AWG (Up to 10 Meter)
Max Data Rate400Gbps

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JT-OSFP-QSFP28-400G-DAC-XX.pdf192.44KB Download

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  • Product Code: JT-OSFP-QSFP28-400G-DAC-XX
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JT-OSFP-QSFP28-400G-DAC-XX.pdf192.44KB Download

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