Enhanced Quad Small Form-factor Pluggable plus connector (eQSFP+) for 40/100GbE Ethernet and InfiniBand

Yamaichi Electronics_eQSFP+ connector_PictureAfter working directly with the QSFP MSA (Multi-Source Agreement) over the past few years, Yamaichi Electronics is very proud to be leading the high speed connector market by announcing the release of their eQSFP+ product series as the solution for next generation 40GbE/100GbE Ethernet applications.

With the recent increasing demand for a faster and more reliable form factor signal transmission interface, Yamaichi Electronics proudly presents our high-speed 32Gbps enhanced Quad Small Form-factor Pluggable plus (eQSFP+) host connector, CN120-038-000*. This host connector establishes the high-speed connection with QSFP transceiver modules.

The CN120-038 series and its cage accessories is 100% footprint compatible with existing 10Gbps & 25Gbps QSFP standards. The connector is also compatible with many existing and new generation InfiniBand & Ethernet QSFP modules on the market. With these features, CN120-038-000* provides maximum signal performance with the convenience for designing and upgrading your systems.


  • Ultra High-Speed performance more than 32Gbps transmission speed per channel
  • Compatible with existing and new QSFP modules (such as 40Gb & 100Gb Ethernet modules, InfiniBand: QDR/FDR/EDR)

General Product Specification

  • Current per contact = 0.5A max.
  • Voltage Rating = 120V AC
  • Operating Temperature = -55°C ~ +85°C
  • Mating Life Cycle:
    0.76µm Au Plating = 250 cycles
    0.38µm Au Plating = 50 cycles