https://ozon.by/category/mini-pk-15705/
https://aliexpress.ru/category/470/barebone-mini-pc.html

onliner
    Compact switch
    https://catalog.onliner.by/desktoppc?order=price%3Adesc&desktoppc_type%5B0%5D=mini&desktoppc_type%5Boperation%5D=union