QSFP/QSFP+ Passive Electrical Loopback is used for testing QSFP/QSFP+ transceiver ports in board level test. By substituting for a full-featured QSFP/ QSFP+ transceiver, the electrical loopback provides a cost-effective low loss method for QSFP/QSFP+ port testing QSFP/QSFP+ ports. Transmit data from the host is electrically routed, (internal to the loopback module), to the receive data outputs and back to the host. It provides an economical way to exercise QSFP/QSFP+ ports during R&D validation, production testing, and field testing. The loopback module is packaged in a standard MSA housing compatible with all provides an economical way to exercise SFP28 ports during R&D validation, production testing and field testing.
Product List
| Model | Form Factor | Date Rate（Gb/s） | Plug in and out | Power | Attenuation | Download |
| VC-LP-40GQSFP-5-0 | QSFP | 40G | 500 Times | 0W | 5dB | |
| VC-LP-40GQSFP-0-0 | QSFP | 40G | 500 Times | 0W | 0dB | |
| VC-LP-40GQSFP-0-2.5 | QSFP | 40G | 500 Times | 2.5W | 0dB | |
| VC-LP-40GQSFP-3-0 | QSFP | 40G | 500 Times | 0W | 3dB |
This drawing is for reference only. If you need more information and need to modify the drawing, please Email us：support@vchung.com
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