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Zyxel DAC100G-3M 100Gbps QSFP28 to QSFP28 Direct-Attach Copper Cable, 3m

Brand:
Zyxel
Zyxel DAC100G-3M 3m black direct-attach copper cable with integrated QSFP28 ends
Zyxel DAC100G-3M 100Gbps QSFP28 to QSFP28 Direct-Attach Copper Cable, 3m
€101.22 inc. VAT
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DAC100G-3M-ZZ0101F
€85.06
€101.22 inc. VAT
Ships from EU stock: 1 item(s)
Product Code
04:537998
EAN Code
4718937649471
Manufacturer
Zyxel
Quick Specs
Cable type
Direct-attach copper (DAC)
Length
3m / 9.84ft
Connectors
QSFP28 to QSFP28
Data rate class
100Gbps-class
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Zyxel DAC100G-3M 3m QSFP28 DAC Cable

Direct-attach copper (DAC)3m / 9.84ftQSFP28 to QSFP28100Gbps-class

The Zyxel DAC100G-3M (manufacturer SKU DAC100G-3M-ZZ0101F) is a 3m direct-attach copper cable assembly with integrated QSFP28 ends for a direct link between supported 100G QSFP28 host ports. Both ports, firmware and the exact cable qualification must be supported; physical fit alone does not establish compatibility.

Best For: For network installations that need a 3m direct copper link between compatible 100G QSFP28 host ports, and where the exact cable is accepted by the hardware and firmware at both ends.
Before you order: This is not an optical transceiver, fibre patch cable or 100G-to-4x25G fan-out cable. No universal Zyxel or third-party compatibility, 40G/25G/10G fallback, stacking/LAG behaviour or guaranteed 100Gbps payload is established. Check port and connector clearance, routing and separation within the 3m cable length; disconnecting it interrupts the physical link.

What's in the Box

  • One complete Zyxel DAC100G-3M 3m cable assembly with two integrated QSFP28 ends

What It Means in Practice

  • The 3m figure is the cable assembly length, not an optical-reach rating. Plan routing and endpoint separation within that length, allowing for connector clearance and avoiding cable strain.
  • Both ends need supported 100G QSFP28 host ports, firmware and qualification for this exact cable. A matching connector shape alone does not guarantee acceptance.
  • The cable is powered through compatible host connections; no external mains adapter or PoE injector is listed.
  • Removing the cable interrupts the physical link, so plan any disconnection accordingly.

What Will Not Work

  • No RJ45, SFP+/SFP28, LC or MPO connectors; this cable does not connect to those ports or installed optics' LC/MPO sockets.
  • Not a standalone transceiver, separate fibre lead or 100G-to-4x25G fan-out cable.
  • No universal Zyxel or third-party host compatibility, fallback link speed, automatic stacking/LAG, plug-and-play operation or zero-downtime guarantee is established.
  • The manufacturer lists CX4800-56F and CX3800 Series for this exact cable; CX3800 Series availability is footnoted for Q4 2026. Confirm exact hardware, ports, firmware and current qualification.

Key Features

 
3m direct copper link
Integrated QSFP28 ends form a direct-attach copper assembly; separate optical modules and fibre patch leads are not needed for this link.
 
Specific host qualification
The manufacturer matrix lists CX4800-56F and CX3800 Series for DAC100G-3M; verify the exact endpoint configuration before purchase.
 
Complete cable assembly
One cable with both integrated ends is listed in the package contents.

Technical Specifications

Manufacturer Zyxel
Model DAC100G-3M
Manufacturer SKU DAC100G-3M-ZZ0101F
EAN 4718937649471
Cable type Direct-attach copper (DAC) cable assembly
Data rate class 100Gbps-class; actual transfer rate depends on both hosts, ports/configuration and traffic
Cable length 3m / 9.84ft
Connectors QSFP28 to QSFP28, integrated fixed ends
Host compatibility Manufacturer matrix lists CX4800-56F and CX3800 Series; verify exact hardware, ports, firmware and current cable qualification. CX3800 Series availability noted for Q4 2026.
Supply voltage 3.135–3.465V
Maximum current 150mA
Dimensions 76 x 18.35 x 13.3mm (W x D x H); connector/module-sized dimensions, not cable length
Weight 247g
Appearance Black cable jacket; integrated metal ends and pull loops
Package contents One complete 3m cable assembly with two integrated QSFP28 ends

Frequently Asked Questions

Which ports does this cable connect?
It has integrated QSFP28-to-QSFP28 ends and requires supported 100G QSFP28 host ports at both ends. It has no RJ45, SFP+/SFP28, LC or MPO connectors.
Which Zyxel switches are listed for this exact cable?
The manufacturer compatibility matrix lists CX4800-56F and CX3800 Series for DAC100G-3M. CX3800 Series carries a Q4 2026 availability footnote; confirm exact hardware, firmware and current qualification.
Does it include transceivers or a fibre lead?
No separate transceivers or fibre lead are needed for this direct-attach cable. The package contents list one complete cable assembly with two integrated QSFP28 ends; hosts and other cables are not included.
Does it guarantee a 100Gbps payload?
No. It is a 100Gbps-class cable, but actual transfer rate depends on both hosts, ports/configuration and traffic.
Singular Expert Insight

The complete 3m QSFP28-to-QSFP28 copper assembly provides a direct link without separate optical modules or a fibre patch lead. Its supported-host list is specific, so confirm both endpoints before ordering.

Buyer’s Guide

✓ Buy it if For network installations that need a 3m direct copper link between compatible 100G QSFP28 host ports, and where the exact cable is accepted by the hardware and firmware at both ends.
✕ Skip it if This is not an optical transceiver, fibre patch cable or 100G-to-4x25G fan-out cable. No universal Zyxel or third-party compatibility, 40G/25G/10G fallback, stacking/LAG behaviour or guaranteed 100Gbps payload is established. Check port and connector clearance, routing and separation within the 3m cable length; disconnecting it interrupts the physical link.
→ Also consider If either endpoint lacks a supported QSFP28 port or does not qualify this exact cable, choose a connection method explicitly supported by that equipment instead.

Features - Zyxel - DAC100G-3M-ZZ0101F

Colour
black
Port Speed
  • 100 Gbps
More Details
Product Code
04:537998
EAN Code
4718937649471
Manufacturer
Zyxel
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