---
product_id: 198462497
title: "10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft)"
brand: "10gtek"
price: "$114.47"
currency: USD
in_stock: true
reviews_count: 9
category: "10 Gtek"
url: https://www.desertcart.us/products/198462497-10gtek-100g-qsfp28-to-4x-25g-sfp28-breakout-dac-passive
store_origin: US
region: United States of America
---

# 100Gbps ultra-high data rate QSFP28 to 4x SFP28 breakout 100% tested for signal integrity 10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft)

**Brand:** 10gtek
**Price:** $114.47
**Availability:** ✅ In Stock

## Summary

> ⚡ Break the bandwidth barrier with 10Gtek’s 100G breakout powerhouse!

## Quick Answers

- **What is this?** 10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft) by 10gtek
- **How much does it cost?** $114.47 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/198462497-10gtek-100g-qsfp28-to-4x-25g-sfp28-breakout-dac-passive)

## Best For

- 10gtek enthusiasts

## Why This Product

- Trusted 10gtek brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Blazing 100G Speed:** Experience lightning-fast 100Gbps throughput for next-level data center performance.
- • **Plug & Play Compatibility:** 100% Cisco QSFP-4SFP25G-CU2M compatible, plus works flawlessly with Ubiquiti, Arista, Supermicro, and more.
- • **Versatile Breakout Design:** Seamlessly connect one QSFP28 port to four independent 25G SFP28 ports—perfect for rack-to-rack agility.
- • **Certified Signal Integrity:** Each cable passes rigorous TDR & VNA testing, ensuring rock-solid, error-free connections.
- • **Durable & Ready for Any Environment:** Robust 2-meter twinax copper cable built for indoor/outdoor use with industrial temperature tolerance (-20°C to 80°C).

## Overview

The 10Gtek 2-meter QSFP28 to 4x 25G SFP28 passive DAC cable delivers ultra-high 100Gbps data transfer with a breakout design that splits one QSFP28 port into four 25G SFP28 connections. Engineered for data centers and high-performance networks, it is fully compatible with Cisco and other major brands, rigorously tested for signal integrity, and built to withstand industrial temperature ranges, making it the go-to solution for seamless, cost-effective rack-to-rack connectivity.

## Description

For Cisco QSFP-4SFP25G-CU2M QSFP28 to 4xSFP28 DAC, Passive, 100Gb/s, 2-meter. Applications: Low EMI radiation Switches, servers and routers Data Center networks Storage area networksHigh performance computing Telecommunication and wireless infrastructureMedical diagnostics and networking Test and measurement equipment Specifications: Data Rate: 100Gb/s Form Factor: QSFP28 to 4SFP28 Length:2-meter Standard Temp. Range(°C): 0~70 Industrial Temp. Range(°C): -20~80

Review: Works in Mikrotik CRS504-4XQ + Mellanox Connectx-4 LX - Works in Mikrotik CRS504-4XQ + Mellanox Connectx-4 LX. Note that only the last part of the cable is unsheathed, but I think you could probably cut part of the sheath off.
Review: Exactly what I needed - Excellent. Simply excellent.

## Features

- 100GBASE QSFP28 to 4x 25G SFP28 Breakout Direct Attach Copper Twinax Cable, Passive, 2-Meter(6.5ft), 30AWG.
- 100% compatible with Cisco QSFP-4SFP25G-CU2M.
- QSFP-100G to four SFP-25G copper direct-attach breakout cables are suitable for very short links and offer a cost-effective way to connect within racks and across adjacent racks. These breakout cables connect to a 100G QSFP port of a Cisco switch on one end and to four 25G SFP ports of a Cisco switch/server on the other end.
- In 10Gtek's Signal Integrity Lab, we 100% passed TDR & VNA tested. And each DAC Cable is individually tested on switches before delivery.
- 10Gtek is a manufacturer of Direct Attach Copper Cable, Customized service is available.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B075Q9J6B2 |
| Best Sellers Rank | #30 in Computer Networking Transceivers |
| Brand | 10Gtek |
| Cable Type | PVC Copper Cable |
| Color | 100G Q28-4S |
| Compatible Devices | QSFP-4SFP25G-CUXM |
| Compatible Phone Models | Cisco QSFP-4SFP25G-CU2M |
| Connector Gender | Male-to-Male |
| Connector Type | Qsfp+ to Sfp |
| Customer Package Type | Standard Packaging |
| Data Transfer Rate | 100 Gigabytes Per Second |
| Date First Available | September 18, 2017 |
| Ethernet cable category | Cat 8 |
| Frequency | 100 GHz |
| Indoor/Outdoor Usage | Indoor, Outdoor |
| Is Discontinued By Manufacturer | No |
| Item Weight | 12.6 ounces |
| Item model number | CAB-ZQP/4ZSP-P2M(Cisco-1pc) |
| Manufacturer | 10Gtek |
| Model Name | CAB-ZQP/4ZSP-P2M |
| Number of Items | 1 |
| Number of Pins | 154 |
| Package Dimensions | 9.61 x 8.86 x 1.22 inches |
| Recommended Uses For Product | data communication, networking, high-speed data transfer in data centers, telecommunication infrastructure, and medical diagnostics |
| Shape | Round |
| Special Feature | QSFP-4SFP25G-CUXM |
| Specification Met | Qsfp28 Msa |

## Product Details

- **Brand:** 10Gtek
- **Cable Type:** PVC Copper Cable
- **Compatible Devices:** QSFP-4SFP25G-CUXM
- **Connector Type:** Qsfp+ to Sfp
- **Special Feature:** QSFP-4SFP25G-CUXM

## Images

![10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft) - Image 1](https://m.media-amazon.com/images/I/71TCI-f9XVL.jpg)
![10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft) - Image 2](https://m.media-amazon.com/images/I/71cj7QlEqRL.jpg)
![10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft) - Image 3](https://m.media-amazon.com/images/I/71iXmEAoVvL.jpg)
![10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft) - Image 4](https://m.media-amazon.com/images/I/71hx7zXinIL.jpg)
![10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft) - Image 5](https://m.media-amazon.com/images/I/71bVz29F2wL.jpg)

## Available Options

This product comes in different **Color, Size, Number Of Items** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works in Mikrotik CRS504-4XQ + Mellanox Connectx-4 LX
*by C***M on November 18, 2025*

Works in Mikrotik CRS504-4XQ + Mellanox Connectx-4 LX. Note that only the last part of the cable is unsheathed, but I think you could probably cut part of the sheath off.

### ⭐⭐⭐⭐⭐ Exactly what I needed
*by K***N on December 31, 2025*

Excellent. Simply excellent.

### ⭐⭐⭐⭐⭐ Great breakout cable with zero problems
*by T***Y on May 27, 2025*

Took less than 5 minutes to configure my Cisco 100 Gb port to provide Ethernet to four 25 Gb Mellanox ConnectX-6 ports in various computers. I own both the 100 Gb to four 25 Gb and 100Gb to four 10 Gb cables. Great products.

## Frequently Bought Together

- 10Gtek 100G QSFP28 to 4X 25G SFP28 Breakout DAC Passive Direct Attach Copper Twinax Cable for Cisco QSFP-4SFP25G-CU2M, Ubiquiti, Arista, Supermicro and More, 2-Meter(6.6ft)
- MikroTik CRS504-4XQ-IN Cloud Router Switch 650MHz 4xQSFP28 Compatible with 40G, 25G, 10G, and 1G Fiber Connections

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-07*