If you own a SCPH-70004 PS2, you can legally create your own BIOS dump. If you don’t, I cannot assist with locating or downloading copyrighted BIOS files.
The only officially sanctioned method to obtain this file is to "dump" it from your own physical PS2 console using specialized software. 🛠️ Using the BIOS in PCSX2 download scph-70004-bios-v12-eur-200.bin
Finding the for your specific operating system (Windows, Linux, or Android). If you own a SCPH-70004 PS2, you can