QSFP28 to SFP28 adapter for Mellanox QSA adapter, converter module, Multimode, Singlemode

Adapter Module for QSFP28
Works out of the box, no configuration needed
Use SFP28 in QSFP28 port of your device
Transceivers are not included and sold separately
Lower Power Consumption than using an equivalent QSFP28
Not supported in Cisco & HP/Aruba. Please use 
Q.1HG.PCT.U instead
Alternative to Q.PCT & Q.1HG.PCT with better pricing
Supported Data Rates: 25.7 Gbit/s
Specs
  • pl_connector Adapter
  • pl_datarate 25.7 G
  • accept SFP28
Protocols
  • 10G ETH
  • 1G ETH
  • 25G ETH
Part number
Q.1HG.PCT.M
In stock
576 pcs
Back In Stock
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Estimated arrival of additional items.
Our order confirmation will provide the final shipping date.
  • ~Jul 13, 2026
    +300 pcs

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pdp_spec

Specification

Form Factor QSFP28
Temperature Range 0°C - 70°C
Digital Diagnostic Monitoring (DDM) depends on transceiver
CDR none
Inbuilt FEC No
Supported Protocols 25G Ethernet, 10G Ethernet, Gigabit Ethernet
Power Consumption 0.3 W
Compliance Code ADAPTER
Interface SFI
pdp_recom

What customers say

Just wanted to express my giddy happiness at how fast your crack team of ninjas were able to get optics to my desk.

Donal Cunningham Senior Network Engineer / Airspeed Telecom

Your FLEXBOX rocks. On our Linux workstations we can easily change the vendor and thus save costs. In addition, we are also convinced by the product quality, the support and the handling of the order. Thank you!

Martin Verges Managing director / croit GmbH

Everything is build for and runs in the cloud today, the Aviatrix Multicloud solution as well.
Still, we have customers asking for a highperformance encryption from “their” premises to the cloud and this is where our CloudN appliances come into play.
If customers ask us to support the installation of our appliances, we’ll do everything we can to help. And then it’s good to know that if you sneak into a datacenter, you can rely on FLEXOPTIX to even fulfil that connection(s) that are terminating on a device that was missing or has changed in the architecture you discussed before.
Thanks for the brilliant service!

Gerald Buchholz Principal Solution Architect / Aviatrix

As an IT company specializing in the installation of network equipment, we've found FLEXBOX by FLEXOPTIX to be an invaluable tool. Its versatility across various transceivers and user-friendly interface has made our job easier and more efficient.

One of the most impressive aspects of FLEXBOX is the reusability of the transceivers. This feature allows us to reconfigure and reuse the transceivers as needed, offering unprecedented flexibility and cost savings.

The performance is robust, and FLEXBOX has not only saved us time but also provided a cost-effective solution without sacrificing quality.

In summary, FLEXBOX by FLEXOPTIX is a must-have tool for anyone in the networking field. We wholeheartedly recommend it and give it a five-star rating.

Gregory Baer CEO / World-Connect Sàrl
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