QDD-400-CU0.5M Cisco Compatible 400G 0.5m MMF QSFP-DD Cable

# Key Highlights
  • Type: 400G Passive Twinax Cable
  • Compatibility: Cisco Compatible
  • Media Type: Passive Copper Cable
  • Max. Distance: 0.5m
  • Data Rate: 212.5-425 Gbps
  • Temperature: Standard 0°-70°C
  • Low Power Consumption: ≤1.5W
# Pricing & Ordering


Standard recommended retail price without VAT.

Lead Time: Below 1 Week in EU Countries
# Quality Assurance

Because of our comprehensive Testing Program, we are confident on quality of our products. Such approach empower us to cover all our products with:

# Key Technical Data
Media Type:

DAC Copper Type:

, ,

Maximum Distance:

Supported Data Rate:

Supported Applications:

, , ,


Temperature Range:



Power Consumption:



, , , , , ,

# Product Documentation
Multi-Vendor MSA Compatible 400G DAC Cable 400G-PDAC-QSFP-DD Datasheet

Cisco Compatible QDD-400-CU0.5M Module is based on our product 400G-PDAC-QSFP-DD. When You will order it will be encoded to be compatible with Cisco equipment and it will be labeled with part number: 400G-PDAC-QSFP-DD-0.5-CI, where CI means Cisco Compatible. Above You can download data-sheet of our 400G-PDAC-QSFP-DD product.

# Product Description

Our Compatible Cisco QDD-400-CU0.5M Passive Direct Attach Copper Twinax Cable is based on our 400G-PDAC-QSFP-DD-0.5 product, which has the same parameters and is manufactured in accordance with the same industry standards as its OEM counterpart. This 0.5 meter 400G Passive Direct Attach Copper Twinax Cable is equipped with MSA standard QSFP-DD compatible transceiver assembly at each end of cable and uses Copper Twinax Cable in between the assembly unit. This cable is designed for operation in standard temperature networking environments ranging from 0°-70°C. The cable chipset supports data rates ranging from 212.5-425 Gbps and such applications as 400G Ethernet (412.5Gbps), 200G Ethernet (206.25Gbps). It is important to note that the mentioned application support will vary depending on the port where the cable will be used, and it supported applications as well as cable speed configuration during ordering process, but we can ensure that our cable will support at least the same functionality as its OEM counterpart. This is a multi-purpose cable that can be used in a variety of different places in today’s networking. As a result, cost effective, high speed and close range interconnections within equipment room of telecom operators, data centers or enterprise networks are the most popular applications for this product.

Our compatible Cisco QDD-400-CU0.5M cable is CE/RoHS certified, it meets product safety standards, and is compliant with QSFP-DD Multi Source Agreement (MSA) QSFP-DD MSA industry standard. To ensure smooth operation, we have completed compatibility tests for this cable with the most recent platforms of Cisco networking equipment, allowing us to encode cable EEPROM memory to be compatible with and work seamlessly in Cisco platforms. We are committed to quality, therefore before delivering our products, we conduct stringent quality inspections that include optical parameter measurements, connector cleanliness tests, and EEPROM memory data validation tests. If you have any questions, please Contact us. We will gladly learn about your needs and recommend the best compatible products from our portfolio.