Cisco

Cisco Q-4SFP25G-CU2.5M | 100G QSFP28 to 4x25G SFP28 DAC | Passive | 2.5m | Breakout

SKU:Q-4SFP25G-CU2.5M

Stock Status: Enquire

Regular price $537.63 AUD
Regular price
$537.63 AUD
$537.63 AUD
Regular price
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Description

High-performance passive copper breakout cable for short-reach 100G to 4x25G interconnects in data center racks. Ideal for leaf–spine links, server NIC fan-out, and switch stacking where ultra-low latency and low power are essential.

Features

- Low-latency, low-power passive copper design
- QSFP28 to 4x SFP28 fan-out for flexible 25G distribution
- Tool-less, secure latching connectors
- Ideal for short-reach intra-rack links
- No separate optics required, reducing cost and complexity

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Is this cable passive or active?
A: It is a passive DAC cable.

Q: Do I need separate transceivers?
A: No. DAC cables have integrated terminations and do not require separate optics.

Q: What is the length?
A: 2.5 meters.

Q: Will it work if my QSFP28 port does not support breakout?
A: No. The QSFP28 port must support 100G-to-4x25G breakout mode.

Q: Can each SFP28 end connect to different devices?
A: Yes, each 25G leg can connect to separate SFP28 ports on compatible devices.

Technical Specifications

- Cable type: Passive direct-attach copper (DAC) breakout
- Interfaces: 1x QSFP28 (100G) to 4x SFP28 (25G)
- Aggregate bandwidth: 100 Gbps (4x 25 Gbps lanes)
- Length: 2.5 meters
- Power: Passive, no optics or external power required
- Use case: TOR/server interconnects, short-reach inside-rack or adjacent racks
- Compatibility: Ports must support 100G-to-4x25G breakout mode (QSFP28/SFP28)

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