Arista

Arista CAB-S-S-25G-2M | 25G SFP28 DAC | 25GBASE-CR | Passive Twinax | 2m | SFP28–SFP28

Arista CAB-S-S-25G-2M | 25G SFP28 DAC | 25GBASE-CR | Passive Twinax | 2m | SFP28–SFP28

SKU:CAB-S-S-25G-2M

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Description

Passive SFP28 25G twinax DAC for short-to-medium intra-rack links where simple, low‑power connectivity is preferred over optics. Reliable, low‑latency copper connection for servers, NICs, and top-of-rack switches.

Features

- Simple, plug‑and‑play 25G connectivity
- Low latency and low power versus optical links
- Durable shielded copper construction
- Standards-based interoperability
- Hot-swappable SFP28 endpoints

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?
A: Yes, it is a passive DAC.

Q: Can it downshift to 10G?
A: Many SFP28 ports support 10G; confirm your device capabilities.

Q: How far does it reach?
A: 2 meters for this specific cable.

Q: Is vendor coding a concern?
A: Some devices require specific coding—check platform requirements.

Q: Do I need optics or power for this link?
A: No optics required; power draw is negligible.

Technical Specifications

- Interface: SFP28 to SFP28
- Data rate: 25GbE
- Standard: 25GBASE-CR (IEEE 802.3by)
- Cable type: Passive copper twinax DAC
- Length: 2 meters
- Power consumption: ~0.1W (module only)
- Latency: ultra-low (direct attach copper)
- Hot-pluggable: yes
- Diagnostics: EEPROM with link parameters
- Compliance: SFF-8402/SFF-8432, RoHS

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