Icom no longer manufactures these units. Your best bet is eBay, QRZ forums, or specialized estate sales.
Restoring the Classics: A Deep Dive into the Icom UI-7 AM/FM Unit icom ui-7 am fm unit
Because the UI-7 is now a legacy component, there are a few things to keep in mind: Icom no longer manufactures these units
The UI-7 was most famously designed for the , a beloved entry-level HF rig known for its simplicity and "bulletproof" build. It is also compatible with the IC-726 , which added 6-meter coverage to the IC-725 platform. Why the UI-7 Still Matters Today It is also compatible with the IC-726 ,
Generally, you only need to remove the top cover of the transceiver.
One of the best things about Icom’s design philosophy during this era was the "plug-and-play" nature of their accessories. You don’t need to be a master electrical engineer to install a UI-7.