Electromagnetic lock and storage cabinet

The utility model provides an electromagnetic lock and a storage cabinet, and relates to the technical field of locks. The electromagnetic lock comprises a shell, a lock hook, a retainer and an electromagnet, the lock hook, the retainer and the electromagnet are installed in the shell, the lock hook and the retainer are both rotationally connected with the shell, the lock hook is provided with a locking position and an unlocking position, and the retainer is provided with a first position and a second position; the electromagnet is used for driving the retainer to rotate between a first position and a second position; when the lock hook is located at the locking position and the retainer is located at the first position, the retainer is meshed with the lock hook and prevents the lock hook from rotating towards the unlocking position, and the meshing position of the retainer and the lock hook is configured to be that if the lock hook rotates towards the unlocking position under the action of external force, th