AC-adapter 65 Watt normal 19.5V original for HP ProDesk 400 G4 Mini-PC - sparepartworld.com
Amazon.com: HP ProDesk 400 G4 Mini Desktop Computer, 2.1 GHz Intel Core i5-8500T Six-Core, 8GB RAM, SSD 256GB Windows 10 Pro (4BC39UT#ABA) : Electronics
HP ProDesk 400 G4 Mini 8GB DDR4 Intel i3-8100T 256GB SSD WIFI Windows 11 Pro - Refresh Computers Online Marketplace | Refurbished Major Brand Computers
HP ProDesk 400 G4 Desktop Mini PC – 6MY15US-U: Intel® Core™ i5 (i5-8500T | 2.10GHz), 8GB, 500GB + 128 GB PCIe SSD, Intel® UHD Graphics 630, Win 10 Pro - Blessing Computers
HP PRODESK 400 G4 MINI INTEL I3-8100T 3.10 GHz 8GB NO HDD/CADDY/OS SKU#53235 | eBay