The winners led 28-16 during half-time.
Geethu Anna Jose scored 16 points and Anitha 11 for the winners, while Anamika Rai played well for the runners-up by pocketing 11 points.
Southern Railways were runners-up in the last edition.
ONGC (Dehradun) and IOB, Chennai would clash in the final for men for PSG Trophy later tonight.