Replacement Refrigerator PC Board / Main Motherboard for HGFS-91B and BCD-190NISA

Replacement PC board (main motherboard) designed for use in refrigerator models HGFS-91B and BCD-190NISA. This unit serves as a direct replacement part to restore control and circuit functions in the specified appliances. Verify compatibility with your existing board and connector layout before ordering. Professional installation is recommended for safe, correct replacement.