Tripp Lite SFP28 to SFP28 25GbE Passive Twinax Copper Cable (M/M), SFP-H25G-CU4M Compatible, Black, 4 m (13.1 ft.)

Overview

The Tripp Lite N280-04M-28-BK is a 4-meter SFP28 to SFP28 passive Twinax copper cable designed to deliver 25 Gigabit Ethernet connectivity between switches, servers, and storage devices within the same or adjacent racks. Its passive design ensures ultra-low latency and zero additional power consumption, making it ideal for high-speed data transfer in data centers and high-performance computing environments.

Equipped with zinc die cast SFP28 connectors, this cable minimizes electromagnetic interference and features integrated pull tabs for easy hot swapping in dense rack setups. It complies with SFF-8432 and IEEE 802.3by standards, ensuring compatibility with major brands like Cisco, Arista, Dell, Juniper, and Mellanox.

Key features

• Supports 25 Gbps data transfer over Twinax copper for reliable short-distance connections up to 4 meters
• Passive cable design eliminates the need for external power and maintains extremely low latency
• Zinc die cast SFP28 connectors provide robust shielding against electromagnetic interference
• Integrated pull tabs allow quick and effortless removal, facilitating hot swapping in tight rack environments
• Fully compliant with SFF-8432 and IEEE 802.3by standards for seamless interoperability with a wide range of network equipment
• Operates reliably in temperatures from 0 to 70 °C, suitable for typical data center conditions
• Backed by a Tripp Lite Lifetime Limited Warranty, ensuring long-term durability and peace of mind

Key specs

• Data rate: 25 Gigabit Ethernet (25 Gbps)
• Cable length: 4 meters (13.1 feet)
• Connector type: SFP28 male to SFP28 male
• Cable type: Passive Twinax copper
• Standards compliance: SFF-8432, IEEE 802.3by
• Operating temperature range: 0 to 70 °C
• Connector housing: Zinc die cast for EMI reduction

Connectivity and compatibility

This cable is designed to connect SFP28 ports on switches, servers, and storage devices, providing a cost-effective and low-latency alternative to fiber optic links for short distances. It works seamlessly with equipment from leading manufacturers such as Cisco, Arista, Dell, Juniper, and Mellanox, making it a versatile choice for upgrading or expanding existing network infrastructure.

• Compatible with SFP28 ports supporting 25 GbE speeds
• Ideal for direct attach connections within racks or between adjacent racks
• Supports hot swapping thanks to integrated pull tabs

Ideal uses and environments

This cable fits well in data centers and enterprise environments where high-speed, low-latency connections are critical for server uplinks, storage area networks, and computing clusters. Its passive design and robust connectors make it suitable for dense rack installations where power efficiency and quick maintenance are priorities. Network teams looking for a reliable, standards-compliant cable that reduces costs compared to fiber optics will find this model a strong option.