This Adjustable Voltage Regulator 24V is a direct replacement for Delco 50DN Series Alternators. It is designed to ensure that your vehicle's electrical system is always running smoothly. With easy installation features, this Voltage Regulator is perfect for anyone looking to upgrade their vehicle's alternator. The manufacturer part number for this Voltage Regulator is 19020411. It is compatible with a wide range of interchange part numbers including 10504491, 8600028, 1977339, 19020417, 8600563, 1986077, D608A, 1963309, 3501-5025, 62013763, 10503806, 10503805, 62-01-3763, 10457699, and 350