Main Board T550 (19437-1) IB460MW 5B20W27646 — FOR 20 7000K

Replacement main board for FOR 20 7000K systems. Model: T550. Part numbers: 19437-1 / IB460MW / 5B20W27646. Designed as a direct substitute for units that list any of these identifiers—confirm part numbers to ensure compatibility before ordering.