The KCO-100QSFP-4SFP25-DAC-xM Cisco QSFP-4SFP25G-CU1M Compatible QSFP28 to 4x 25G SFP28 Direct Attach Cable utilizes passive copper technology, ensuring reliable connectivity without the need for additional power. This breakout cable provides a cost-effective solution for interconnecting equipment within a close range, such as telecom operator equipment rooms or data centers.
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Passive Copper Technology
Ensures reliable connectivity without additional power requirements.
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Seamless Connection
Connects a 100G QSFP28 port to four 25G SFP28 ports efficiently.
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Industry Standards
Fully compliant with IEEE 802.3bj, SFF-8402, and SFF-8665 specifications.
These breakout cables connect to a 100G QSFP port of a switch on one end and to four 25G SFP ports of a switch or server on the other end. They are suitable for very short links and offer a cost-effective way to connect within racks. Various choices of wire gauge are available from 30 to 24 AWG with various cable lengths up to 5m.
- Cost-effective copper solution
- Lowest total system power solution
- Lowest total system EMI solution
- Optimized for Signal Integrity
| P/N |
KCO-100QSFP-4SFP25-DAC-xM |
| Form Factor |
QSFP28 to SFP28 |
| Max Data Rate |
100Gbps |
| Minimum Bend Radius |
60mm |
| Wire AWG |
30AWG |
| Cable Length |
Customized (up to 5m) |
| Jacket Material |
PVC (OFNR), LSZH |
| Cable Type |
Passive Twinax |
| MTBF |
≥50 Million Hours |
| Power Consumption |
≤0.125W |
| Power Supply |
3.3V |
| Temperature Range |
0 to 70°C (32 to 158°F) |
| Media |
Copper |
Frequently Asked Questions
1. What is the maximum data rate supported by this cable?
The cable supports a maximum aggregate data rate of 100Gbps, breaking down into four 25Gbps channels.
2. Does this cable require an external power supply?
No, it utilizes passive copper technology, which means it operates without the need for additional power, offering a low-power consumption of ≤0.125W.
3. What industry standards is this cable compliant with?
It meets the requirements of IEEE 802.3bj, SFF-8402, and SFF-8665 standards.
4. What is the maximum available length for these DAC cables?
The cable length is customizable and available for distances up to 5 meters.
5. Is it compatible with standard networking equipment?
Yes, it is designed to be compatible with QSFP28 and SFP28 ports on various switches and servers, specifically following Cisco compatible specifications.
6. What are the environmental operating conditions?
The cable is designed for a commercial temperature range of 0 to 70°C (32 to 158°F).
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