FOR 921436-001 / 925052-001 FX-ISL-4 Mainboard — Motherboard for 280 G3

Replacement mainboard for 280 G3 systems. Model: FX-ISL-4. Includes part numbers FOR 921436-001 and 925052-001. This motherboard is intended as a direct swap for compatible 280 G3 desktop units — confirm fitment with your chassis and components before purchase.