QSFP+ to QSFP+ 40G Direct Attach Copper (DAC) Cables

Compatible to Cisco, Arista, Dell, HP, Juniper plus many more brands

dac 40g qsfp+ direct attach copper cable

40GBase-CR4 to 40GBase-CR4

Complete Connect offer fully compatible DAC cables for connecting a 40G port to 40G ports. All DAC cables are pre-programmed to match the equipment.

Product Feature

Each QSFP+ can be programmed to match a different equipment brand.
Part Number Passive / Active Distance Price from
DP-Q40-Q40-000.5-XX Passive 0.5m £59.00
DP-Q40-Q40-001-XX Passive 1.0m £59.00
DP-Q40-Q40-002-XX Passive 2.0m £66.00
DP-Q40-Q40-003-XX Passive 3.0m £73.00
DP-Q40-Q40-005-XX Passive 5.0m £103.00
Part Number Passive / Active Distance Prices from
DA-Q40-Q40-007-XX Active 7m £286.00
DA-Q40-Q40-010-XX Active 10m £345.00

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Complete Connect high performance 40G QSFP+ to QSFP+ direct attach copper (DAC) cables provide a very cost effective I/O solution for 40G Ethernet and Fibre Channel applications.
They allow hardware manufactures to achieve high port density, configuration and utilisation at a very low cost and at a greatly reduced power budget.
Perfect for connecting 40 GbE modules between servers, storage and switches over short distances. These DAC cables support 40GBASE-CR4. All twinax DAC cables are RoHS compliant and lead free.
Compliant with MSA SFF (QSFP+ passive/active direct attach copper cables).


Hot-pluggable QSFP+ cable ends
Data rate up to 41.2 Gbps
Maximum distance up to 5m and 10m respectively on passive and active
32 AWG to 24 AWG cable sizes available
AC coupled inputs and outputs
100 Ohm differential impedance
Low power dissipation

Fully Compliant and Compatible

Full performance warranty
Compliant with SFF-8436 (QSFP+)
Compliant with IEEE 802.3ae
Compliant with RoHS-6 (lead-free)

Data Rates and Power

41.2 Gbps transfer rate per channel
Modules are permanently attached to each end
Low power consumption

+44 (0) 20 8286 6529

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