Cisco
Cisco SFP-H25G-CU1M 25GBASE-CR1 SFP28 Passive DAC Twinax Cable 1M
PO and Net 30 available for schools, government, hospitals, and law firms.
Description
Description
Cisco SFP-H25G-CU1M 25G SFP28 Passive Direct Attach Copper Cable
Save up to 80% over new pricing on this genuine Cisco SFP-H25G-CU1M 25GBASE-CR1 passive copper DAC cable. Professionally tested and backed by Reef Telecom's industry-leading 10-year warranty, this refurbished cable delivers the same reliable 25Gbps performance as new — at a fraction of the cost.
Specifications
- Part Number: SFP-H25G-CU1M
- Cable Type: SFP28 to SFP28 Passive Direct Attach Copper (DAC) Twinax
- Data Rate: 25 Gbps (25GBASE-CR1)
- Cable Length: 1 meter (3.3 ft)
- Connector: Dual SFP28 hot-pluggable connectors
- Standard: IEEE 802.3by / SFF-8402 MSA Compliant
- FEC Requirement: Not required at 1m length
- Power Consumption: 0.1W (passive — no active electronics)
- Operating Temperature: 0°C to 70°C
- Pull Tab Color: Beige
Platform Compatibility
The Cisco SFP-H25G-CU1M is supported on a wide range of Cisco platforms with SFP28 25G ports, including Nexus 9300/9500 series (N9K-C93180YC-FX, N9K-C92348GC-X, N9K-C92160YC-X), Catalyst 9500 (C9500-48Y4C, C9500-24Y4C), NCS-5501/5501-SE, and more.
Ideal Use Cases
This cost-effective passive copper cable is designed for short-distance 25G interconnections within data center racks and between adjacent racks — perfect for switch-to-server, switch-to-switch, and SAN/LAN connectivity in enterprise and data center environments.
Free ground shipping on orders over $300. All refurbished products include Reef Telecom's 10-year warranty and same-day shipping on orders placed before 4PM EST.
Specs & Details
Specs & Details
Shipping & Warranty
Shipping & Warranty
Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.
All products include our industry-leading 10 Year Warranty backed by Reef Telecom.

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