The Apple MacBook Pro 15" (A1398, 2012-2013) uses the MagSafe 2 connector, and the compatible charger for these models is the Apple MagSafe 2 Power Adapter (A1417). The correct power adapter for this MacBook model is the 85W version, as the 15-inch MacBook Pro typically requires 85 watts of power.

Key details for the charger:

• MagSafe 2 connector

• 85W output

• Part number: A1417

This charger should work perfectly with your MacBook Pro 15" (2012-2013). Ensure that you buy a genuine Apple adapter or a high-quality third-party replacement to avoid any compatibility or safety issues.