Based on this product's specifications, here are some alternatives and similar models
Keyboard for Asus X501 series (models X501, X501A, X501U, X501E, X501X) — replacement part KB310814
Summary description:
Replacement laptop keyboard compatible with Asus X501 series models X501, X501A, X501U, X501E and X501X. OEM part number KB310814 designed as a direct swap for damaged or worn keyboards. Provides standard key layout and connector compatibility for straightforward installation, restoring full typing functionality for everyday use and repairs.