Amazon.com: Toshiba 2TB 5400RPM 128MB Cache SATA 6.0Gb/s 2.5inch PS4 Gaming Hard Drive - 3 Year Warranty (Renewed) : Electronics
Amazon.com: MDD MQ04ABB400 4TB 5400RPM 16MB Cache SATA 6.0Gb/s 2.5in Hard Drive (15mm Thickness for TiVo, MiniPC, CCTV DVR only, NOT for Laptop) : Electronics
How To Upgrade PS4 Pro & PS4 Slim Hard Drive To 5TB (Supercharged) - YouTube
Seagate BarraCuda 4.9TB Internal 5400RPM 2.5" (ST5000LM000) HDD for sale online | eBay
goHardDrive.com - TOSHIBA MQ04ABB400 4TB 5400RPM 16MB Cache (15mm, Not for Laptop) 2.5" SATA 6.0Gb/s Internal Hard Drive - 2 Year Warranty
UGREEN 2.5" Hard Drive Enclosure USB 3.0 to SATA III for 2.5 Inch 7/ 9.5mm SATA HDD SSD - Walmart.com
Turns out all you need to upgrade a PS4 to 4TB internal Storage is a Dremel and a 3D Printer : r/PS4
Seagate Barracuda ST4000LM024 4TB 2.5" SATA Drive 15mm not for Laptops or PS4 763649078983 | eBay
MB171SP-1B_Tray-Less 3.5” SATA HDD Mobile Rack with 80mm Cooling Fan for External 5.25" Bay
PS4 Pro 4TB Hard Drive 2.5 inch - 15mm thick, Seagate Backup Plus - Portable Storage - YouTube
Amazon.com: Seagate BarraCuda Mobile Hard Drive 4TB SATA 6Gb/s 128MB Cache 2.5-Inch 15mm (ST4000LM024),Mechanical Hard Disk : Electronics